Top 100 Google App Engine Developers

Spire Digital developed a minimum viable product (MVP) – a web app – for a freelance recruitment platform. The client and Spire Digital created the concept, and Spire Digital provided user experience design, app development, and quality assurance. Spire Digital has worked with the company on and off for 15 years.

“Spire Digital has a tier of resources that are highly strategic. Beyond just taking our concepts and our ideas and executing, they’re actually highly strategic on the frontend … [and provide] pushback.” – Managing Director, Recruitment Company

Altoros worked on blockchain development for an insurance platform. Altoros developed multiple software projects for the client including a monitoring interface and a custom front end. Altoros also connected the client to Smart Contract and built a cloud-based monitoring network on the software. 

"They [Altoros] have very high-class project management. All team members are skilled from a technical, organizational, and logistical standpoint. They perform very well." - CEO, Insurance Platform 

Salvaging an already struggling project, Daffodil developed and successfully scaled a number of apps for a food service company. The team’s services were retained after impressing the client with their resourcefulness, efficacy, and customer-centric approach.

“They’ve got the right team to try and build out the solution at a reasonable, affordable rate. They're very focused on delivering quality work.” – CTO, Food Distributor

N-iX built a development center that covers expertise in cloud migration, microservices, mobile payments, BI, and data analytics to help optimize operations and ensure omnichannel user experience. The team coded in Java, .NET, JavaScript, Hybris, iOS, and Android. The implemented functionality enabled better scalability and saving infrastructure costs.

"Working with N-iX helped us go to market with new digital products quickly. Essentially, and very importantly, the partnership allows us to service our global migrant customers better wherever they might be."
Chief Technology Officer, Lebara

N-iX provides development services for a computer software company. The agency has developed four websites thus far. They currently provide ongoing mobile app development for the company. Their work increases the average page stack and average time on site by 50%.

"We were forced to switch to Amazon Web Services from the dedicated ISP we had been using in Norway. N-iX’s involvement in this effort allowed us to reduce our networking costs."– Technology Manager, Computer Software Company 

Gorilla Logic provided a team of developers to help build a new software platform for an HR software company. Using Camunda and GraphQL they have worked to develop a back-end system on Apache Kafka.

“Gorilla Logic has delivered exceptional resources that have increased the speed of development and improved the production timeline.” – Director, Human Resource Company

A telemedicine company needed assistance with platform development and maintenance. 10Pearls helped the telemedicine company with all aspects of platform development, creating a website and mobile app and ensuring the website’s backend was admin-friendly.

“They [10Pearls] get the job done, work hard, and are very responsive. I’ve never had to question if I should replace them.” – CTO, Telemedicine Company

Bacancy Technology worked with a food delivery service to create a mobile app that delivers groceries, alcohol, and prepared food. They developed both customer- and supplier-side apps, a website, and a server database. The client was impressed with how well Bacancy Technology understood the project and tailored services to their specific needs.

“They have a large yet competent team, so every field of development had a different expert working on it. … This feature was missing from other organizations I communicated with.” – Founder, Food Delivery Service

Forte Group helped a parking logistics company build their app for iOS and Android. When the apps were released, the client was happy with the results. The company elt that Forte Group excelled in their proactivity.

"Overall, Forte Group has a smart team. They were able to understand our requests without a lot of back-and-forths." – CTO, Park Logistics App

Intellias is developing a location data platform for a global leader in location-based services. The platform is powered by real-time HD maps, and the engineers are responsible for the cloud-based architecture and robotaxi technology that aims to enable self-driving cars in the future.

The partnership resulted in increased efficiency and a 40% reduction in costs, while allowing in-house staff to focus on strategic projects. Intellias impressed with their solid talent acquisition process and quality standards. The agency's proactive management kept projects moving forward." - Manager, Location Platform Company

DOOR3 partnered with a medical device company to help in the planning phase of redesigning three websites. DOOR3 was involved with the research and discovery phase, helping the client identify the information needed on each site, content infrastructure, and navigation. All three websites were created on Drupal but DOOR3 was not involved in that phase of the project.

“We selected them because we felt, during the presentation, that they had a really strong user experience approach, and I think the output that we had on the site definitely validated that.” – Former Digital Marketing Manager, Medical Device Company

SoftwareMill provided a mobile app developer in San Francisco with back-end server development using Scala. The client's project was for the media and communications industry, and they needed a comprehensive software architecture solution for a sophisticated project. SoftwareMill integrated several API's for automating data management, and optimized them for scalability. The client was satisfied both with the quality of results and with the service they received in the partnership.

"Qualitatively, SoftwareMill has always hit projects on time and on budget. There have been no issues around major delays or cost overruns." - Managing Director, Mobile Development Firm

Experion Technologies developed a custom CRM system for a large multinational food exporter that improved productivity by capturing sales metrics and tracking field sales. Aside from increased visibility, the client also benefited from Experion’s supportive take on project management, timeliness, and professionalism.

"Our project with Experion has definitely been successful. We've seen its benefits, especially for our ice cream business." – Senior IT Manager, Food Exporter

JCommerce worked on insurance platform development for an IT transformation company. They provided long-term web and mobile platform development services. They also built a new platform using Java architecture on the backend and JavaScript on the frontend. The client was impressed with the results of the project.

“We went live with the system and it’s now used by the end customer of leading insurance companies, which is significant a factor of success.” – Engineering Project Lead, IT Transformation Company

Itransition has cooperated with an insurance platform since 2017, helping them launch multiple products. They helped grow the project team to more than 60 professionals, including developers, business intelligence resources, and QA engineers. Itransition stays with the insurance platform to deliver ongoing improvements to their well-received digital projects.

"A key attribute they possess is the ability and willingness to provide valuable feedback and ideas. They're collaborative and flexible." – CTO, Insurance Platform

Avenga built analytics databases for an insurance tech company. They analyzed and proposed improvements before executing on a new product from scratch. The client was impressed with the accuracy and easy movement of the data sets. 

"They always ask key questions and they have a vision of what our company is trying to do, and how they’re contributing to that effort." – Data Engineer, Insurance Tech Company

Merixstudio used React and Node.js to develop a web platform for a procurement software solution. They provided excellent feedback on the site’s architecture to ensure that they delivered a quality product.

“Working on a tight timeline, Merixstudio delivered a top-notch product that satisfied the project’s needs. Their team was on top of the project at all times, proactively coming up with creative solutions. Unique to this partnership, the two teams fostered honesty and productive communication.” - Co-Founder & CTO, Procurement Software Solution

Solwit SA developed a learning management tool and an authoring tool for an e-publishing company. Their tool received high acclaim from their client and received positive publicity.

“The authoring tool that we use, and that was developed by Solwit, has been included in the Top 20 Authoring Tools list, held by Training Industry, for three consecutive years.” – International Marketing Manager, E-Publishing Company

Sigma Software developed and launched an advertising platform for an advertising technology firm. The firm had a general idea for the platform, but needed the technical skills to launch it. Sigma Software provided interface design and coding, using a team of 8-12 developers. The launched ad platform began successfully generating revenue within 6 months and received positive feedback.

"We consider Sigma Software to be a strategic partner and an integral part of what we're doing at this time." – Founder & CEO, Ad Tech Firm

QArea developed an e-commerce platform for a tech firm. The challenging site build necessitated integrating Oracle and PeopleSoft. The client appreciated that QArea's developers were flexible and contributed high-quality work. 

"The system has been great, profitable, and we are very happy with it. It has had no downtime, and there are no issues with it whatsoever."–President, Tech Firm

Following an early partnership, Exadel created an open-source and highly sophisticated IAM (Identity and Access Management) solution for enterprise use. From research to discrete data integrations, strategic roadmapping to cloud-delivery services – they wowed the client with their personal dedication, seamless communication, and resource management.

“When it comes to open-source, their expertise is unparalleled. They knew what they were doing … They're true experts.” – Former Chief Security Architect, Fortune 500 Healthcare Company

An education communication platform hired RootQuotient to develop a mobile and web app to promote better communication between schools and parents. They used a cross-platform tool to develop the app and created automated functionalities including attendance tracking and student feedback. The product helped the client convert users. 

"They’ve been really helpful right from the ideation stage. They clearly explained the process of the collaboration upfront." – Co-Founder, Education Platform 

Under a tight deadline, Ready4S developed and implemented an app solution to give the client’s employees easier access to customer data. The team earned praise for its cooperative approach, project management skills, and quality results.

“I am pleased with our effective cooperation with Ready4S. … I highly recommend Ready4S as a reliable partner.” – Former Sales Support Director, Global Bank

Gauss Development developed custom software for a reporting solutions company. They worked on the frontend, the e-commerce backend, API integrations, and more, delivering a reliable solution that serves a global, multicurrency user base. The client applauded their availability, communication, and diligent approach to their work.

"Gauss Development will be our preferred development partner for the next generation of our Automated reporting platform." – CEO, Reporting Solutions Company

Bitbean.com built a website for an educational media company. After receiving an unsatisfactory product from another source, the client hired Bitbean to remake the site from scratch. They remade the site, integrating specific content delivery services and being careful to preserve features of the old site which users had come to expect. The client was impressed with the quality of the product and with their professionalism during the project.

“The level of skill, professionalism, and passion they bring to the table is noteworthy. We never felt like this was just another project to them.” – CEO, Educational Media Company

The Software House developed booking software for an airport transportation company. The system, to which they added an admin panel, automated operations and determined the most efficient routes to the airport and expanded their potential persons serviced more than fourfold. 

"Previously, one person could serve 80 people per day, planning the route and informing clients of the pickup time. We have increased our efficiency. Now, we are able to serve 450 people or more per day." –Product Manager, Transportation Service Company

STX Next developed an online platform and web application from scratch for a government-run financial services firm. The firm outsourced the entire back-end development project to STX Next. The client was pleased with the quality of work, despite its difficulty, and how quickly everything was done. Their partnership is ongoing. 

"They always have brilliant ideas about how to improve the user experience, how to find exceptional cases. That part made my job and my decision to work with them again a lot easier." – Head of Product & Technology, Financial Services Firm

SPD Group developed an app for a real estate platform startup. Their team built an entire infrastructure and created versions for iOS and Android. The platform has received positive feedback and exceeds expectations.

“Not only do they do great work, communicate really well, and document incredibly well.” – Founder & CEO, Real Estate App Startup

KitRUM helped a video production company design an iOS app and bring it to the App Store. They ensured the app ran smoothly and fixed any bugs before launch. The client praised their project management and communication.

"We had weekly check-ins, and they showed a demo every week of the work they’d accomplished. They provided progress reports to keep us updated on where they were at." – CTO, Video Production Company

Startup Development House developed the platform for a ship technology startup to attract clients. They used Ruby on Rails and PostgreSQL to develop a user-friendly platform that easily handled all the client data.

"Currently, we have a lot of shipyards using the site and they like it. We have also been contacted by shipyards without us having to reach out to them. We have received a lot of positive feedback, and people are happy that there is finally a platform that is easy to use." — CEO, Ship Tech Startup

A job platform that helps women return to the workforce hired Caxy Interactive to upgrade its website. Along with small development tasks, Caxy Interactive upgraded the company's job board and employer portal. The feedback has been positive regarding the features and looks of the website. 

"[Caxy Interactive] has taken it to the next level — [our website] looks different and much more polished. I love their creative team and their graphics team who did a great job in that way." – Founder, Job Finding Platform