Top 100 Google App Engine (GAE) Developers in Poland

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Top 100 Google App Engine (GAE) Developers in Poland

December 2022

Looking for a top Google App Engine web app developer in Poland?

Google App Engine is best for scaling web apps. For example, if you launch an app and 100 people use it the first day but 1000 use it the second day, Google App Engine automatically allocates resources to meet this demand. 

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List of the Best Poland Google App Engine Web App Developers

  • 1
    • $25,000+
    • 1,000 - 9,999 employees
    • Łódź, Poland

    Headquartered in New York, iTechArt is a custom software development company with additional offices in Marietta, Ga. and Iselin, N.J. Since 2002, iTechArt has helped startups and fast-growing tech companies fill in their talent gap and create robust web and mobile solutions that users love. To date, iTechArt’s talent pool includes 3500+ engineers with experience in all of the latest technologies.

    Clients

    • ClassPass
    • ZEFR
    • Gain Capital (forex.com)
    • Merkle

    Industries

    Notable Project

    ITechArt built a web platform that allows the occupants of high-rise buildings to interact, even in areas with poor Internet connectivity. The project team also handles other mobile app projects.

    “They proceed professionally—no cutting corners, no ambiguity, no rushing into things before they know what they’re doing.”

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  • 2
    • Scheduling

      4.4
    • Quality

      4.8
    • Cost

      4.3
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 250 - 999 employees
    • Warszawa, Poland

    Altoros is a software development company in Warsaw, Poland. Founded in 2001, Altoros' team of over 350 employees specializes in cloud consulting, BI & big data consulting, blockchain and artificial intelligence services. 

    Clients

    • Allstate
    • Siemens
    • Huawei
    • Toyota

    Industries

    Notable Project

    Altoros researched a complicated environment and provided several possible solutions for a data warehousing project. The agency’s goal was to optimize business intelligence and increase new sales.

    "They have performed exceptionally. I do not have any major issues with them."

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  • 3
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 250 - 999 employees
    • Gdańsk, Poland

    Solwit SA is a custom software development firm based in Gdańsk, Poland. Founded in 201, their team of 500 serves clients in the IT, Financial services and utilities sectors. Services include NodeJS, AngularJS, and .NET development.

    Industries

    Notable Project

    A gaming company wanted to automate and speed up their payout process. They partnered with Solwit SA in order to develop a system that would help them do that.

    "The project manager that was assigned to us was very easy to communicate with."

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  • 4
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.6
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 250 - 999 employees
    • Poznań, Poland

    Full-stack development company with 230 experts on board who build complex digital products for clients worldwide looking to outsource software development to professionals. Merixstudio’s key expertise is the delivery of high-quality and performant web applications, as well as mobile apps accessible on Android and iOS devices. Based on the needs of clients, they can support in end-to-end product development or seamlessly extend in-house teams of engineers.

    Clients

    • The Juilliard School
    • Toshiba
    • GS1
    • SendinBlue

    Industries

    Notable Project

    Working from basic wireframes, Merixstudio designed and developed a website for an agency within a very short timeframe. They also incorporated e-commerce capabilities. 

    "They put effort into understanding what we want and what style we wanted."

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  • 5
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.5
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 1,000 - 9,999 employees
    • Warszawa, Poland

    Avenga is a global IT and digital transformation consultancy with over 20 years of experience for verticals such as pharma & life science, insurance and finance. Avenga has more than 2500 professionals with offices in Germany, Poland, Ukraine, the U.S., and Malaysia. Services include digital strategy & CX, custom software development, staffing, as well as Salesforce consulting, big data, and cloud solutions.

    Clients

    • Roche
    • GSK
    • Credit Suisse
    • Trov

    Industries

    Notable Project

    Avenga (formerly Perfectial) offered a variety of services to increase software reliability and scalability. They provided software and web development, API development, release management, and reporting.

    “I think of them more as a partner than a group of people that I give requirements to.”

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  • 6
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 1,000 - 9,999 employees
    • Warszawa, Poland

    Founded in 1998 in Denver, Itransition now has multiple offices in the U.S., U.K., E.U., and locations in eastern Europe housing more than 2,200 employees. They help power enterprises and SMBs globally with their digital solutions in the areas of business process automation, AI, data analytics, customer experience, and others. 

    Clients

    • Expedia
    • Xerox
    • Toyota
    • eBay

    Industries

    Notable Project

    Itransition developed a custom software solution to automate IPNav’s system for sorting through millions of patents. They handled development and UI/UX design, and built an analytics engine.

    “They've gone out of their way to be flexible with us, and they really take ownership of their work."

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  • 7
    • $50,000+
    • 50 - 249 employees
    • Wrocław, Poland

    Droids on Roids is a Polish company that was founded in 2011. Their dedicated team of 50+ members specializes in mobile development for both iOS and Android, as well as web development and design.

    Clients

    • Giphy
    • CCC
    • Veepee
    • HoneyBee

    Industries

    Notable Project

    Droids on Roids developed a core Android app while actively contributing to the design process. The agency’s responsibilities also included back-end upgrades and API development.

    "They did a superb job. The project manager was very responsive."

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  • 8
    • Scheduling

      4.7
    • Quality

      4.9
    • Cost

      4.7
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • Kraków, Poland

    Miquido is a full-service software house in Cracow, Poland. Founded in 2011, they have now reached more than 200 employees. They provide custom application development services, product design and strategy consultation, Artificial Intelligence implementation. Miquido serves mostly mid-market and enterprise clients from various industries such as FinTech, e-Commerce, healthcare, travel, entertainment, and many more. 

    Clients

    • Skyscanner
    • Dolby
    • BNP Paribas
    • Santander Bank

    Industries

    Notable Project

    Miquido designed and developed a core iOS, Android, and Web app. The project required translating data from biometric devices and sensors before linking it to the platforms.

    "Miquido has great communication, which makes any business transaction easier."

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  • 9
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 10 - 49 employees
    • Warszawa, Poland

    Stepwise is a unique Software House from Poland that helps clients that would like to scale up their products and become data-driven companies. A team of 30 people keeping up with the latest technologies since 2016. They are specialists in digital transformation. Stepwise operates mainly in Europe, but do not close to new, global challenges. Stepwise specializes in custom development and cloud services. They have built a strong position in services based on Flutter. Stepwise starts with understanding your business - the technology is at your disposal. Their areas of specialization are Google Cloud solutions (GCP, AWS), Back-end (Java, Kotlin, Spring), Web & Mobile: Flutter, React, Big Data / ML frameworks, and many more.

    Clients

    • Mondeca (FR)
    • Spicatech (UK)
    • SmartchUp (FR)
    • Hypoport (DE)

    Industries

    Notable Project

    Using Groovy and Grails, Stepwise built a recruitment platform that connects freelance software developers and consultants with potential clients. The team helped clarify the project scope and did QA testing.

    “Stepwise successfully delivered the product half a month ahead of schedule.”

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  • 10
    • Scheduling

      4.4
    • Quality

      4.7
    • Cost

      4.4
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 250 - 999 employees
    • Wrocław, Poland

    Scalo is a software solutions company based in Wroclay, Poland. The company, founded in 2007, has around 500 employees and provides custom software development, IT staff augmentation, web development, application testing, and IT strategy consulting services. Scalo serves mid-market and other-sized companies in various industries that include financial services, IT, and manufacturing.

    Clients

    • Change Donations
    • ELSA
    • Satori Analytics
    • ING

    Industries

    Notable Project

    Scalo (formerly NBC IT Outsourcing) provides staff augmentation services, supplying .NET developers and PostgreSQL data engineers who work in Azure or AWS.

    "The quality of the work they deliver is good."

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  • 11
    • $10,000+
    • 50 - 249 employees
    • Warszawa, Poland

    Startup Development House is custom software and product development company based in Poland. The team of 60 provides end-to-end product development services: ideation, prototyping, UX/ UI design, app & web development, scrum team augmentation, quality assurance, and product management. 

     

    Clients

    • Siemens
    • Startupmatcher
    • Petricore
    • CHOOOSE

    Industries

    Notable Project

    Startup Development House designed and developed an MVP product and scope of a travel itinerary platform, equipped with user feedback and competitor research. 

    "They all seemed super qualified and genuinely good hearted people."

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  • 12
    • $25,000+
    • 250 - 999 employees
    • Gdańsk, Poland

    EffectiveSoft is a software development company with more than 20 years of professional experience and 300+ employees. Their key competence in recent years has been dedicated to fintech and healthcare. They are headquartered in San Diego and have offices in London, West Burlington, Mass., and Minsk, from which they offer both a local and offshore presence. 

    Industries

    Notable Project

    A medical device company hired EffectiveSoft for software development. They were given hardware and added modules for functionality. Technologies included .NET, Postman, Azure, AWS, C#, and JavaScript.

    “EffectiveSoft delivered exactly what they promised.”

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  • 13
    • $10,000+
    • 50 - 249 employees
    • Gliwice, Poland

    Based in Gliwice, Poland, The Software House is a development agency that was founded in 2012. They specialize in custom software development (PHP, Node, Javascript, Mobile) for mostly small and medium-sized businesses. So far, their team has completed over 100 web, mobile app, and custom software development projects. 

    Clients

    • eSky.com
    • GoConnectIT
    • Reservix
    • Pet Media Group

    Industries

    Notable Project

    Software House’s involvement began with developing a minimum viable product and continued with ongoing core development services.

    "They didn’t just ask for tasks and then complete them. They actually put thought into it."

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  • 14
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • Gdańsk, Poland

    Neoteric is a software development company with about 100 employees. Headquartered in Gdańsk, Poland, the company focuses on small, mid-market, and enterprise clients across industries including information technology, business services, and telecommunications. Neoteric was founded in 2005 and specializes in software development, AI development, and product design.

    Clients

    • Siemens (Electronics)
    • Nestle (FMCG)
    • The World Bank (Finance)
    • Liveramp (Data integration)

    Industries

    Notable Project

    In the process of launching a new product that reads data and provides relevant analytical insight, a transportation company leveraged the skills of Neoteric to build the product's backend and frontend architecture. 

    "They are knowledgeable and understand how to help their customers"

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  • 15
    • $50,000+
    • 10 - 49 employees
    • Gdynia, Poland

    Founded in 2008, Profil Software is a development company headquartered in Gdynia, Poland. Their team of 26 provides web development, custom software development, and mobile app development. Their clients are primarily mid market and enterprise companies present in the business services, information technology, and consumer product industries. 

    Clients

    • Quantfolio.io
    • HolmSecurity.com
    • CommunityBrands.com
    • Gulp.de

    Industries

    Notable Project

    Profil Software has been hired by a workplace meditation company to design a mobile and web app, giving users 24-hour access to meditation techniques, tools, timers, and helpful content.

    "It was most impressive that the company embraced my app as well as developed it."

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  • 16
    • $25,000+
    • 250 - 999 employees
    • Warszawa, Poland

    ITMAGINATION is a technology services company in Warsaw, Poland with more than 400 employees. Established in 2008, they do customer software development, web development, and BI and big data consulting. ITMAGINATION primarily serves midmarket–enterprise clients in the financial services, business services, and utilities sectors.

    Clients

    • Kabbage
    • Greenlight
    • BNP Paribas
    • L'Oréal

    Industries

    Notable Project

    ITMAGINATION was hired by a packaging solutions provider to migrate data from their data warehouse to Azure. This involved architecture review and MDM tools reverse engineering, among other tasks.

    "Their technical competency was very impressive."

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  • 17
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 50 - 249 employees
    • Wrocław, Poland

    Applover Software House is a software house headquartered in Wroclaw, Poland that specializes in UX/UI design, graphic design, web development and more. Founded in 2014, the house works with midmarket companies and small businesses across industries such as advertising and marketing, arts, entertainment, and music, consumer products and services, and education. Applover Software House is comprised of 25 employees.

    Industries

    Notable Project

    Applover Software House designed and built a complex tourism product for web and mobile (iOS and Android), executing custom objectives on an accelerated timeline.

    "Applover kept us informed at every step."

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  • 18
    • $10,000+
    • 250 - 999 employees
    • Katowice, Poland

    JCommerce is a software company based in Katowice, Poland, with offices in six other cities in Poland. Founded in 2005, the team of 318 specializes in custom software development, IT staff augmentation, and BI and big data consulting and SI. They work primarily with midmarket, focusing on information technology, manufacturing, and financial services.

    Clients

    • Aras Corp
    • Backbase
    • Boozt
    • Bystronic

    Industries

    Notable Project

    JCommerce is an integrated member of the client’s business, offering ongoing business intelligence and analytics solutions for the end customer.

    "JCommerce is responsive and quick in finding solutions for our customers."

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  • 19
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.6
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 250 - 999 employees
    • Kraków, Poland

    Codete is a Berlin based IT consulting and software development company. They were founded in 2010 and have a team of 104 employees who specialize in AI, big data consulting, and mobile app development. They mainly work with mid-market and enterprise clients in the financial services, automotive, and eCommerce industries. 

    Clients

    • Blinkist
    • BMW
    • Cisco
    • Dalia Research

    Industries

    Notable Project

    Codete provides offshore development resources for an ongoing project with the goal of improving user experience and interface for a technology e-commerce software.

    "They provide good development resources with very strong costs."

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  • 20
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • Kraków, Poland

    SDCLabs is a web development company launched in 2011. Their small team is located in Kraków, Poland and Dublin 3, Ireland. The agency offers web development, mobile app development, custom software development, and application testing.

    Clients

    • Trivago
    • Couchsurfing International
    • Tele2
    • iDeals

    Industries

    Notable Project

    SDCLabs developed a website for an architectural visualization studio. The team integrated 3D models to promote the client's business services.

    "Their attention to detail and desire to help was impressive in the workflow."

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  • 21
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • Warszawa, Poland

    Spiral Scout is a full-service software development company based in San Francisco with offices in Europe. Since 2010, the company has collaborated with a wide range of clients, from back-of-the-napkin startups to Fortune 100 companies including Zoom, Coca-Cola, Made In Cookware, Consensus, Adobe, and P&G. While Spiral Scout does all kinds of custom software development, including product strategy, product design, full-stack engineering and digital marketing, eCommerce is a huge percentage of the company's DNA, and Shopify represents about 70% of that eCommerce work.

    Clients

    • Zoom
    • SoFi
    • Coca Cola
    • Proctor & Gamble

    Industries

    Notable Project

    Spiral Scout has created an e-commerce platform for an online funeral services company. The site has various integrations and detailed workflows to allow clients to make funeral arrangements online.

    “Although Spiral Scout is very quick to understand, their moves and processes are very deliberated.”

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  • 22
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.7
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • Warszawa, Poland

    eTeam is a software development firm based in Kviv, Ukraine. Founded in 2010, eTeam has 30 employees and primarily serves small businesses in the financial services and retail sectors. They mostly work on payment and consumer relations platforms that require custom software development, app development, and web development. 

    Clients

    • VanillaDirect Pay
    • InComm
    • Bluesnap
    • Genie

    Industries

    Notable Project

    eTeam developed wireframes and then built a financial services platform that lets customers make payments to network retailers using barcodes. They also created product ads and helped with the launch.

    "They stand behind what they produce and truly believe in what they do." 

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  • 23
    • Scheduling

      4.7
    • Quality

      4.9
    • Cost

      4.5
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • Warszawa, Poland

    SoftwareMill is a software and consultancy company based in Warsaw, Poland. Founded in 2009, they have 40 employees who provide services including custom software development, big data consulting, blockchain development, and AI. 

    Clients

    • Paidy
    • Reco.se
    • SwissBorg
    • Intelli Messaging

    Industries

    Notable Project

    SoftwareMill was hired to redesign and rearchitect the client's core product with the end goal of improving sales channels and ultimately revenue.

    "I am extremely satisfied with SoftwareMill. They have moved at a faster pace than any team that our company has used and accomplished a great deal more in one year than we ever had."

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  • 24
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • Katowice, Poland

    Qarbon IT is a software development company in Poland, founded in 2019, with over 50 employees. They serve worldwide companies in industries such as finance, banking, automotive, education, and energy. Their services include custom software development, web application development, and mobile application development.

    Clients

    • Takamol Holding
    • Baraka
    • Komputronik
    • Interia

    Industries

    Notable Project

    Qarbon IT built a CRM for a PPC company to improve its customer service and processing potential.

    "They keep in contact with us and provide useful consulting solutions."

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  • 25
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 50 - 249 employees
    • Warszawa, Poland

    Founded in 2003, createIT.com is a software development agency that offers custom software development, web development, and UX/UI design services to their clients in the e-commerce, gaming, and business services industries.Their 50 employees are based out of Warsaw.

    Clients

    • LionLine Entertainement GMBH
    • cgrd GmbH
    • PKO BP Bank
    • ADP Polska

    Industries

    Notable Project

    createIT.com developed HTML landing pages, WordPress, and a Symfony web app for internal analysis. They’re also developing a CRM.

    "They are very experienced and client-oriented."

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  • 26
    • Scheduling

      4.6
    • Quality

      4.8
    • Cost

      4.6
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • Poznań, Poland

    Apptension is a creative product studio with almost a decade of experience and 70+ specialists on board. Their bread and butter is pushing the envelope of what innovative digital experiences can look, feel and work like.
    Working with founders, investors, and top creative agencies, they bring out-of-the-box thinking, great design, and plenty of technical competence. From an early-stage startup to Uber, they serve clients of various needs and sizes.

    Clients

    • Netflix
    • Uber
    • Heineken
    • Unit9

    Industries

    Notable Project

    Apptension developed the MVP of a web platform, using Django on the backend and React on the frontend.  

    “The code and the work were good quality and were really what we were looking for.”

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  • 27
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • Poznań, Poland

    Apzumi is a software agency based in Poznań, Poland with a team of 39 experts. Since 2013, the company has offered custom software, mobile app, and AR/VR development to clients ranging from startups to large corporations. They primarily use Spring MVC and AngularJS for frameworks, and Java, Swift, and JavaScript for languages.

    Clients

    • Duke University
    • B. Braun
    • Audi
    • Volkswagen

    Industries

    Notable Project

    Apzumi revamped a SaaS solution as a Java-based tool that used AngularJS, MySQL, service-oriented architecture, and APIs. They dove into the original PHP solution’s source code before building.

    "We worked with some superb people who always did what they said they would do."

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  • 28
    • Scheduling

      4.6
    • Quality

      4.6
    • Cost

      4.3
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 250 - 999 employees
    • Wrocław, Poland

    Divante is an e-commerce company based in Wroclaw, Poland. The company was founded in 2008 and now has a team of 128 that provides e-commerce development, web development, UX/UI design, and conversion optimization services to its large and mid-size clients.

    Clients

    • SAP
    • WEG
    • Bosch
    • Ikarus

    Industries

    Notable Project

    A software company partnered with divante for e-commerce platform integration. The client aimed to create voucher codes for their customers and expedite the integration to their platforms upon using the codes.

    "They delivered a complex deliverable with moving requirements even faster than they originally projected."

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  • 29
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.4
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 50 - 249 employees
    • Kraków, Poland

    Ready4S is a full-service web and mobile app development company based in Cracow, Poland, with offices in the UK and Ukraine. Started in 2011, this team of 25+ creates digital solutions for organizations both large and small.

    Clients

    • Uber
    • Coca-Cola
    • Credit Agricole
    • La Roche Company

    Industries

    Notable Project

    Ready4S developed a mobile application for Android and iOS that mimicked an existing website.

     

    "As far as developers go, they're some of the best that I’ve met."

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  • 30
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 250 - 999 employees
    • Warszawa, Poland

    Custom software development company Elinext is a global company with offices around the world in New York, NY, Ireland, Germany, Belarus, and more. The team of nearly 200 has been around since 1997 and serve a range of clients from startups to Fortune 500 companies. They provide custom software, mobile app, web, and IoT development, as well as UI/UX design.

    Clients

    • Broadcom
    • Parrot
    • Siemens
    • Trumpf

    Industries

    Notable Project

    Elinext Group developed and launched a web portal and iOS app that allow users to build profiles, make purchases, and upload videos. The team also provided ongoing support after launch.

    "They take a very meticulous approach to development."

    Visit Site

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