Top 40 Smart Contract Companies in San Jose

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Top 40 Smart Contract Companies in San Jose

The Best of December 2025

Looking for a top smart contract developer in San Jose?

Smart contract development ranges in cost from $5,000 to $100,000 depending on the complexity of programming and deploying the contract. To get started, smart contract developers should define the contract requirements, create the code, test the contract, and deploy it. 

List of the Best San Jose Smart Contract Developers

  • 1
    (7 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    5.0

    Would Recommend

    5.0
    $25,000+
    50 - 249 employees
    Newark, CA
    Calibraint Technologies is a Chennai, India-based blockchain company. The midsize team focuses on blockchain, custom software development, Artificial Intelligence, application management & support, and more and was launched in 2015.
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    Industries

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  • 2
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $25,000+
    250 - 999 employees
    San Jose, CA
    Appsters is a mobile application development firm based in San Jose, California. The midsize agency was launched in 2010. Their team specializes in Mobile App Development, Blockchain, and Artificial Intelligence.
    Read More

    Industries

  • 3
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    250 - 999 employees
    Oaklands Park, Australia
    AVROX Solutions, a custom software development firm, was founded in 2015. Their midsize team is based in Oaklands Park, Australia; Rawalpindi, Pakistan and Palo Alto, California. The agency focuses on custom software development, web development, web design, ux/ui design, and more.
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    Industries

  • 4
    (3 Reviews) 4.8

    Timeliness

    5.0

    Service Excellence

    4.8

    Value

    5.0

    Would Recommend

    5.0
    $25,000+
    50 - 249 employees
    Mountain View, CA

    Scytalelabs is a graphic design agency founded in 2018. They are headquartered in Lahore, Pakistan and have a midsize team. Their services include graphic design, other design, Artificial Intelligence, and blockchain.

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    Industries

  • 5
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    250 - 999 employees
    Santa Clara, CA
    Founded in 2005, Hire Backend Developer is a web development company. Their services include Web Development and Mobile App Development.
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    Clients

    Qabu

    Industries

  • 6
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    50 - 249 employees
    Santa Clara, CA
    Web design company Hire Frontend Developer India is headquartered in Santa Clara, California and Ahmedabad, India. Their services include Web Design and Web Development.
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    Industries

  • 7
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    250 - 999 employees
    San Jose, CA

    Trajectus, a web design agency, is based in Southfield, Michigan and San Jose, California. They provide web design, e-commerce development, enterprise app modernization, application management & support, and more and were founded in 2015.

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    Industries

  • 8
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    50 - 249 employees
    Sunnyvale, CA
    Protofire is a Blockchain company. The team offers Blockchain and Business Consulting and is headquartered in Sunnyvale, California.
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    Industries

  • 9
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    50 - 249 employees
    Santa Clara, CA
    Blockchain Developments is a Blockchain company. They were launched in 2018, and their services include Blockchain.
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    Industries

  • 10
    (74 Reviews) 4.8

    Timeliness

    4.8

    Service Excellence

    4.8

    Value

    4.7

    Would Recommend

    4.9
    $5,000+
    250 - 999 employees
    Palo Alto, CA

    Founded in 2014, LITSLINK is a development company based in Kyiv, Ukraine with a satellite office in Kharkiv, Ukraine. With over 80 employees, LITSLINK provides web development, mobile app development and custom software development services. LITSLINK provides services to companies in the information technology, financial services and business services fields. 

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    Clients

    Mush Limited

    Industries

  • 11
    (1 Reviews) 4.5

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    250 - 999 employees
    Santa Clara, CA
    Frontend Development Company is a web development company. Established in 2004, the midsize company is located in Ahmedabad, India and Santa Clara, California. Their team offers web development, mobile app development, other application development, web design, and more.
    Read More

    Industries

  • 12
    (1 Reviews) 3.0

    Timeliness

    4.0

    Service Excellence

    4.0

    Value

    4.0

    Would Recommend

    3.5
    $5,000+
    250 - 999 employees
    Santa Clara, CA
    Backend Development Company is a website development company established in 2004. They are located in Ahmedabad, India and Santa Clara, California and have a midsize team. The agency offers web development, mobile app development, other application development, web design, and more.
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    Industries

  • 13
    (8 Reviews) 4.6

    Timeliness

    4.4

    Service Excellence

    4.5

    Value

    4.4

    Would Recommend

    4.7
    $5,000+
    50 - 249 employees
    Dublin, CA
    Software Developement is a midsize cloud consulting & SI company. In Noida, India, the agency was launched in 2021. Their team provides cloud consulting & SI, IT staff augmentation, custom software development, AR/VR development, and more.
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    Industries

  • 14
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    San Jose, CA
    On-Chain Index is a Blockchain and Blockchain Marketing company. They provide Blockchain and Blockchain Marketing and were launched in 2021.
    Read More

    Industries

  • 15
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    50 - 249 employees
    Fremont, CA
    Launched in 2022, Infrablok is a midsize AI firm headquartered in Fremont, California and Noida, India. Their team specializes in Artificial Intelligence and Blockchain.
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    Industries

  • 16
    (2 Reviews) 4.8

    Timeliness

    4.8

    Service Excellence

    5.0

    Value

    4.0

    Would Recommend

    4.8
    $5,000+
    10 - 49 employees
    San Mateo, CA

    Located in San Mateo, California and Beograd, Serbia, Action Engine is a software development firm. They offer custom software development, web development, ux/ui design, mobile app development, and more and were launched in 2017.

    Read More

    Clients

    ESRI
  • 17
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    Palo Alto, CA
    Headquartered in Palo Alto, California, Intellectsoft Blockchain Lab is a Blockchain company. They provide Blockchain.
    Read More
  • 18
    (4 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $50,000+
    10 - 49 employees
    San Francisco, CA
    Hypotenuse Labs is a Blockchain company. Founded in 2018, the company is based in San Francisco, California and New York, New York. The small team specializes in Blockchain, Custom Software Development, Web Development, Artificial Intelligence, and more.
    Read More
  • 19
    (98 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.8

    Value

    4.7

    Would Recommend

    4.9
    $25,000+
    1,000 - 9,999 employees
    London, England
    Software development company Vention is headquartered in New York, New York; Marietta, Georgia; Woodbridge Township, New Jersey and London, England. The large team provides Custom Software Development, IT staff augmentation, Web Development, Mobile App Development, and more. The firm was established in 2002.
    Read More

    Clients

    IBM PayPal pwc IC Markets

    Industries

  • 20
    (90 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    5.0
    $10,000+
    50 - 249 employees
    San Francisco, CA
    NetSet Software Solutions is a Sahibzada Ajit Singh Nagar, India-based Blockchain company. They provide Blockchain, Artificial Intelligence, and Mobile App Development and were founded in 2011.
    Read More

    Clients

    Vezbi

    Industries

  • 21
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    Soquel, CA
    Bees2biz is a Product Design company. Their small team of employees is located in Soquel, California and Bogotá, Colombia. Their team offers Product Design and Blockchain.
    Read More

    Industries

  • 22
    (62 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.6

    Would Recommend

    5.0
    $50,000+
    50 - 249 employees
    San Francisco, CA
    App development company Cheesecake Labs is located in San Francisco, California and Florianopolis, Brazil. Established in 2013, the midsize team focuses on Mobile App Development, Custom Software Development, and Blockchain.
    Read More

    Clients

    MoneyGram International Stellar Development Foundation AB Inbev Mutual of Omaha

    Industries

  • 23
    (12 Reviews) 4.5

    Timeliness

    4.5

    Service Excellence

    4.5

    Value

    4.5

    Would Recommend

    4.6
    $10,000+
    50 - 249 employees
    San Francisco, CA
    Double Coconut is a mobile application development firm. They are in San Francisco, California and Yerevan, Armenia and have a midsize team. Their services include Mobile App Development, Web Development, Blockchain, and Custom Software Development. The firm was founded in 2011.
    Read More

    Clients

    EA Sports | Madden NFL Microsoft Casual Games Ellen Degeneres OTG Games

    Industries

  • 24
    (4 Reviews) 4.9

    Timeliness

    5.0

    Service Excellence

    4.9

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    10 - 49 employees
    San Francisco, CA
    Coding Crafts LLC is a mobile application development firm in San Francisco, California. The small team specializes in Mobile App Development, Web Development, Custom Software Development, Blockchain, and more and was established in 2019.
    Read More

    Clients

    YogaJoint

    Industries

  • 25
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    10 - 49 employees
    San Francisco, CA
    Ambisafe is a Blockchain company. They are headquartered in San Francisco, California and have small team of experts. Their services include Blockchain.
    Read More
  • 26
    (3 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    4.7

    Would Recommend

    5.0
    $25,000+
    10 - 49 employees
    Daly City, CA

    Software development firm Talos Digital is located in Medellín, Colombia and Austin, Texas. The midsize team specializes in custom software development, ux/ui design, mobile app development, web design, and more and was founded in 2011.

    Read More

    Industries

  • 27
    (11 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    250 - 999 employees
    San Francisco, CA
    SDLC Corp is a midsize Dubai, United Arab Emirates-based web development company. They focus on Web Development, Custom Software Development, AR/VR development, Artificial Intelligence, and more and were established in 2015.
    Read More

    Industries

  • 28
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    10 - 49 employees
    San Francisco, CA
    TheBlockBox is a Blockchain company founded in 2018. Their team provides Blockchain and Custom Software Development.
    Read More

    Industries

  • 29
    (3 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $50,000+
    2 - 9 employees
    Berkeley, CA
    Quant Five LLC is a website development company launched in 2017. They are in Berkeley, California and have a small team. Their services include web development, ux/ui design, blockchain, mobile app development, and more.
    Read More
  • 30
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    Oakland, CA
    Headquartered in Oakland, California, Nzouat is a small custom software development firm. The team focuses on Custom Software Development and Web Development.
    Read More

    Industries

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