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Blockchain Security Engineer Jobs in California (NOW HIRING)

Orbofi

We empower creators, developers, and businesses to generate high-quality, engaging content that ... Ensuring the security, reliability, and performance of blockchain solutions by conducting thorough ...

PIP Labs

Security Engineer

Palo Alto, CA

We are looking for a hands-on Security Engineer to own and strengthen security across PIP Labs ... Experience working in Web3, blockchain or another environment exposed to persistent, sophisticated ...

PIP Labs

Security Engineer

Palo Alto, CA · On-site +1

We are looking for a hands-on Security Engineer to own and strengthen security across PIP Labs ... Experience working in Web3, blockchain or another environment exposed to persistent, sophisticated ...

Anza

Software Engineer, Security

San Francisco, CA · Remote

$180K - $300K/yr

Who We Are Anza is a Solana R&D lab pushing the boundaries of blockchain performance and ... The Role As a Security Engineer at Anza, you will play a crucial role in safeguarding the Solana ...

Perfict

Senior Blockchain Engineer (X2)

Irvine, CA · On-site

$129K - $171K/yr

They are seeking a Senior Blockchain Engineer to architect and implement the blockchain foundation ... high security and usability. • Implement smart contracts for token utility, payments, and ...

Perfict

Senior Blockchain Engineer (X2)

Mountain View, CA · On-site

$145K - $192K/yr

They are seeking a Senior Blockchain Engineer to architect and implement the blockchain foundation ... high security and usability. • Implement smart contracts for token utility, payments, and ...

D3

Solana Blockchain Engineer

Los Angeles, CA

We are seeking a highly skilled and experienced Senior Solana Blockchain Engineer to join our team ... Ensure the scalability, performance, and security of the protocol and application. * Ensure code ...

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Blockchain Security Engineer information

What is the difference between Blockchain Security Engineer vs Blockchain Developer?

AspectBlockchain Security EngineerBlockchain Developer
Primary FocusSecuring blockchain networks, identifying vulnerabilities, implementing security protocolsDesigning, coding, and deploying blockchain applications and smart contracts
Required SkillsCryptography, security protocols, vulnerability assessment, blockchain architectureSmart contract development, programming languages (Solidity, JavaScript), blockchain frameworks
CertificationsCertified Blockchain Security Professional, CISSP, CEHNone specific, but blockchain development certifications are common
Work EnvironmentSecurity teams, blockchain firms, fintech companiesDevelopment teams, blockchain startups, tech companies

While both roles work within the blockchain industry, Blockchain Security Engineers focus on safeguarding blockchain systems from threats, whereas Blockchain Developers concentrate on creating blockchain applications and smart contracts. Understanding these differences helps in choosing the right career path or hiring the right professional.

What cities in California are hiring for Blockchain Security Engineer jobs?

Cities in California with the most Blockchain Security Engineer job openings:

Infographic showing various Blockchain Security Engineer job openings in California as of August 2026, with employment types broken down into 82% Full Time, 14% Part Time, and 4% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution.

Blockchain engineer

On-site, Remote

Orbofi
See more jobs at Orbofiexternal

Full-time

Re-posted 5 days ago

Key responsibilities

  • Design, implement, and maintain scalable and secure smart contracts on EVM-based blockchains.

  • Develop and deploy decentralized applications (dApps) that leverage Orbofi's AI-generated content engine.

  • Conduct testing, code reviews, and audits to ensure the security, reliability, and performance of blockchain solutions.

Job description

About Orbofi

Orbofi is a groundbreaking AI-generated content engine, specifically designed for Web3, games, and online communities. Our mission is to revolutionize content creation and consumption by leveraging the power of AI. We empower creators, developers, and businesses to generate high-quality, engaging content that captivates their audiences.


We're a rapidly growing company seeking a highly skilled and experienced Blockchain Engineer to join our team. If you're passionate about developing cutting-edge blockchain solutions and have a deep understanding of smart contract development on EVM blockchains, we'd love to hear from you!
Mission: Boosting Human creativity and human globalization 


Responsibilities


As a Blockchain Engineer at Orbofi, you'll be responsible for:


  • Designing, implementing, and maintaining scalable and secure smart contracts on EVM-based blockchains
  • Collaborating with cross-functional teams, including AI/ML engineers, product managers, and designers, to develop and integrate blockchain solutions into Orbofi's AI-generated content engine.
  • Researching and staying current on the latest advancements in blockchain technology, decentralized finance (DeFi), and non-fungible tokens (NFTs) to ensure Orbofi's competitive edge.
  • Developing and deploying decentralized applications (dApps) that leverage Orbofi's AI-generated content engine.
  • Ensuring the security, reliability, and performance of blockchain solutions by conducting thorough testing, code reviews, and audits.
  • Creating and maintaining clear documentation for smart contracts, blockchain architecture, and related systems.

Qualifications


To excel in this role, you'll need:


  • A Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
  • 3+ years of hands-on experience in blockchain development, with a strong focus on smart contract development on EVM-based blockchains.
  • Proficiency in Solidity, along with experience in deploying and testing smart contracts using tools like Truffle, Hardhat, and Remix.
  • Familiarity with Web3.js or Ethers.js libraries for interacting with blockchain networks.
  • Knowledge of blockchain security best practices and experience conducting smart contract audits.
  • Experience with other programming languages, such as JavaScript, Python, or Go, is a plus.
  • Strong problem-solving, analytical, and communication skills, with the ability to work effectively in a collaborative, fast-paced environment.

Why Work at Orbofi


At Orbofi, you'll have the opportunity to:

  • Drive innovation in the AI-generated content space and make a lasting impact on the Web3 ecosystem.
  • Collaborate with a diverse, talented, and passionate team committed to pushing the boundaries of AI and blockchain technology.
  • Enjoy a flexible work environment, with opportunities for remote work and a healthy work-life balance.
  • Benefit from a competitive compensation package, including equity options and comprehensive benefits.
  • Thrive in a culture that values innovation, collaboration, and continuous learning.

Join the Orbofi Team


If you're a highly skilled Blockchain Engineer with a passion for shaping the future of AI-generated content and Web3, we'd be thrilled to have you on our team. Apply now and help us redefine content creation in the digital age!

To apply, please submit your resume, a cover letter detailing your relevant experience, and any portfolio, GitHub profile, or technical writing showcasing your blockchain development achievements.

Orbofi is an equal-opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We offer competitive compensation, a flexible work schedule, great perks and a great mission: Boosting human creativity and human globalization 

Employment Type: FULL_TIME

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