Top Blockchain & Web3 Development Companies in Oakland, California (2026)

Showing 1 - 6 of 6 agencies

Diffco

Your trusted software development partner

5.0(10)

5.0

10 reviews

San Jose, California11-502008

Diffco is a San Jose-based company specializing in AI, custom software development, and staffing services. With more than 17 years of expertise in creating dependable solutions for mobile, web, and AI applications, it is committed to driving and supporting the growth of your business. Products we developed are used by renowned companies such as American Express, Starbucks, Whole Foods, Mars, and many successful startups like Maze, Happier, and Legion Farm, among many others. Why Diffco? For your project development: -Client-driven approach and clear communication -Transparent processes and billing -Detailed reporting and deliverables -Dedicated project team with no cross-project sharing For your team augmentation: -Transparent pricing with no hidden fees -Vetting and verification of team member expertise -Fast and straightforward hiring for both long and short-term projects -A dedicated account manager to facilitate interactions with both candidates and hired personnel

Artificial Intelligence Blockchain & Web3 Development Custom Software Development CybersecurityMost ViewedPortfolio ProBased in USA

$50 - $99/hr

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$50 - $99/hr

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Techracers (now Deqode)

Deqode is a leading technology solutions provider specializing in blockchain, artificial intelligence, and scalable w...

San Jose, California51-2002016

Deqode is a leading technology solutions provider specializing in blockchain, artificial intelligence, and scalable web development. Committed to innovation, Deqode leverages cutting-edge to transform businesses and enhance operational efficiency. With a team of skilled experts, the company delivers tailored solutions that drive growth and maximize impact across various industries.

Blockchain & Web3 DevelopmentBased in USAEstablishedTeam Powerhouse

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HashCash Consultants

Hashcash Consultants is a global blockchain technology company specializing in innovative financial solutions, crypto...

4.7(1)

4.7

1 review

Palo Alto, California51-2002015

Hashcash Consultants is a global blockchain technology company specializing in innovative financial solutions, cryptocurrency, and payment systems. They empower businesses with cutting-edge products and services, including digital wallets, remittance solutions, and enterprise-grade blockchain applications, to drive efficiency and transparency in transactions. With a strong focus on compliance and security, Hashcash Consultants is dedicated to helping organizations leverage the benefits of decentralized for growth and transformation.

“Very Satisfied with Hash Cash Consultants White Label Cryptocurrency Exchange Software Solution. Hash Cash Consultants has delivered a quality product on budget and on schedule. We couldn’t be more pleased...”

— Verified Client

Blockchain & Web3 DevelopmentEstablishedBased in USATeam Powerhouse

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BlockCypher

BlockCypher is a leading blockchain web services platform that simplifies blockchain technology for developers,.

Redwood City, California1-102013

BlockCypher is a leading blockchain web services platform that simplifies blockchain technology for developers, enabling easy integration and interaction with multiple cryptocurrencies and decentralized applications. With features like robust APIs, secure infrastructure, and innovative tools, BlockCypher empowers businesses to leverage the advantages of blockchain while focusing on their core operations.

Blockchain & Web3 DevelopmentBased in USAEstablished

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Altoros

Altoros is a leading technology consulting firm that specializes in custom software development, cloud automation, and.

Pleasanton, California51-2002001

Altoros is a leading technology consulting firm that specializes in custom software development, cloud automation, and artificial intelligence solutions. With a focus on innovation and quality, Altoros helps businesses accelerate digital transformation and optimize operations through tailored digital strategies. Leveraging expertise in various industries, the company delivers scalable solutions that drive efficiency and growth.

Blockchain & Web3 Development Custom Software DevelopmentBased in USAEstablishedTeam Powerhouse

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Zensoft

San Francisco, California

Zensoft is a 200+ person custom software development firm that partners with startups and Fortune 500 companies to build needle-moving products. They specialize in modern tech stack development, blockchain expertise, and product-focused consulting, helping clients ideate, answer product questions, and iterate to product-market fit through bespoke design packages and custom software solutions.

Custom Software Development UX/UI Design Blockchain & Web3 Development

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Top Blockchain & Web3 Development Companies in Oakland, California

Diffco

Techracers (now Deqode)

HashCash Consultants

BlockCypher

Altoros

Zensoft

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