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Solidity Engineer Jobs in California (NOW HIRING)

We empower creators, developers, and businesses to generate high-quality, engaging content that ... Proficiency in Solidity, along with experience in deploying and testing smart contracts using tools ...

Experience with EVM smart contract development using Solidity * Libraries for interacting with ... years of backend engineering experience preferred * Comfortable with taking ownership of the ...

... frontend engineer supporting the design, development, and deployment of our various web ... Experience with EVM smart contract development using Solidity * Full stack experience building APIs ...

Web3, Solidity * TypeScript * Programacion funcional * Experiencia con mobile wallets Employment Type: FULL_TIME

Overview We are seeking a talented and experienced Staff Full Stack Software Engineer (Web3) with a ... Smart contracts and on-chain interactions (e.g., Solidity) * Strong understanding of the ...

... Solidity or a similar platform -Experience with software development in a large enterprise Agile ... All of our core engineers are paid in the $150,000 range or greater and we also provide our ...

Pluses * Smart contract development (Solidity). * Experience with React Native or mobile ... Experience with NestJS, GraphQL . * DevOps experience (Kubernetes, AWS, GCP, DigitalOcean, Linux)

... engineering background, focusing on the development of production-ready backend, blockchain, or distributed architectures. * Deep technical proficiency in Rust, Golang, and/or Solidity. * Direct ...

Minimum 3 years experience in blockchain development using Solidity/Rust, with strong understanding ... PLUSES: * DevOps experience with Kubernetes, Digital Ocean, Google Cloud, AWS, and Linux ...

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Solidity Engineer information

See California salary details

$58.7K

$110.2K

$200.3K

How much do solidity engineer jobs pay per year?

As of Jun 28, 2026, the average yearly pay for solidity engineer in California is $110,170.00, according to ZipRecruiter salary data. Most workers in this role earn between $79,400.00 and $130,800.00 per year, depending on experience, location, and employer.

What does a typical workday look like for a Solidity Engineer?

A typical workday for a Solidity Engineer involves designing, coding, and testing smart contracts, collaborating closely with blockchain architects, front-end developers, and product managers. You may participate in code reviews, contribute to security audits, and stay updated on the latest Web3 technologies. Most teams work in an agile environment, which means frequent meetings to discuss progress and brainstorm solutions to technical challenges. This role offers the opportunity to tackle complex blockchain problems and contribute directly to innovative decentralized applications.

What is a Solidity Engineer job?

A Solidity Engineer is a blockchain developer specializing in writing smart contracts using Solidity, the primary programming language for Ethereum and other compatible blockchains. They design, develop, test, and deploy decentralized applications (dApps) and ensure contract security, performance, and efficiency. Solidity Engineers often work with tools like Hardhat, Truffle, and Web3.js to integrate smart contracts with front-end applications. Their role requires expertise in blockchain architecture, cryptography, and security best practices to prevent vulnerabilities like reentrancy attacks.

What are the key skills and qualifications needed to thrive in the Solidity Engineer position, and why are they important?

A Solidity Engineer requires strong proficiency in Solidity programming, blockchain concepts, and smart contract development, often supplemented by a degree in computer science or related fields. Familiarity with tools such as Truffle, Hardhat, Remix, and version control systems like Git is essential, while certifications like Certified Blockchain Developer can be advantageous. Attention to detail, problem-solving skills, and effective communication set outstanding candidates apart. These abilities are crucial to ensuring secure, efficient, and collaborative smart contract development in blockchain projects.

What are the most commonly searched types of Solidity Engineer jobs in California? The most popular types of Solidity Engineer jobs in California are:
What are popular job titles related to Solidity Engineer jobs in California? For Solidity Engineer jobs in California, the most frequently searched job titles are:
What job categories do people searching Solidity Engineer jobs in California look for? The top searched job categories for Solidity Engineer jobs in California are:
What cities in California are hiring for Solidity Engineer jobs? Cities in California with the most Solidity Engineer job openings:
Senior blockchain engineer with payment and exchange building experience

Senior blockchain engineer with payment and exchange building experience

Travoom

Santa Monica, CA • Remote

$137K - $181K/yr

Full-time

Posted 17 days ago


Job description

Company Description

We are pausing travoom to focus on oleolesport.com OleOle is developing a completely free social network and messaging app for football (Soccer), sports first super app. The primary revenue model will be gambling focused on in match play. A completely different modelusing Stake.com blockchain strategy. 

OleOle

OleOle is building a social network and messaging platform for football/soccer. In match gambling driven by live score updates is the driver of our model. 

What we do...

oleolesport.com empowers people to identify football experience and without any search requirements, simply presents the traveler with vetted components necessary to bring the trip to life -- tickets, lodging, flights and beyond. And we are building a football super app.

Why it matters...

Searching and successfully planning a trip around an iconic football experience is time-consuming, frustrating, overwhelming and often-times elusive. Football is complicated unlike any other sport with players playing for club and country simultaneously. Fans are looking for a place to "Kick Off" 

Why we are better...

oleolesport.com's searchless travel approach means a soccer/football experience can be discovered, planned and purchased in a matter of minutes without the endless search-driven lunacy and inefficiency that comes with all travel planning. There isnt a sports social network, oh some claim to be however they lack even the slightest understanding of network platforms.

Job Description

OleOle is utilizing a stake.com model focusing on crypto currencies for all in match bets. 86% of Bet365 revenue comes from in match play.

Qualifications

Technical Skills and Experience:

1. Blockchain Development Experience:

Proficiency in building decentralized applications (dApps) and smart contracts on blockchain platforms like Ethereum, Binance Smart Chain, or Solana.

Deep understanding of cryptocurrency protocols, blockchain consensus mechanisms, and token economics.

2. Proficiency in Programming Languages:

Expertise in languages commonly used in blockchain development such as Solidity, Rust, JavaScript (Node.js), Python, or Go.

3. Smart Contract Development:

Extensive experience designing, deploying, and auditing secure and efficient smart contracts. The engineer should be familiar with Solidity for Ethereum or other smart contract languages for different blockchains.

Understanding of smart contract auditing tools to ensure code security (e.g., tools like Mythril, Slither).

4. Cryptocurrency Wallet and Payment Integration:

Experience with integrating cryptocurrency wallets (MetaMask, Trust Wallet, etc.) and managing crypto payments securely on a platform.

Familiarity with working on wallet development, multi-sig wallets, and secure transaction management.

5. Security and Cryptography:

In-depth knowledge of cryptographic principles (hash functions, public-key cryptography, etc.) to ensure secure transactions.

Familiarity with blockchain security best practices, including protection against attacks (51% attacks, replay attacks, double-spending, etc.).

6. Scalability Solutions:

Knowledge of Layer 2 scaling solutions (e.g., Optimistic Rollups, zk-Rollups, sidechains) to ensure the gambling platform can handle a high volume of micro-transactions efficiently.

7. Experience with APIs and Backend Integration:

Proficient in integrating third-party blockchain tools or SDKs and off-the-shelf backend solutions.

Experience working with APIs to interact with gambling or financial platforms, and with backend development using frameworks like Django or Express.js.

Professional Experience:

5+ years of experience in blockchain development, ideally with experience in cryptocurrency payment systems or gambling/betting platforms.

Proven track record of building and deploying large-scale blockchain systems or financial applications.

Experience in working with cryptocurrency exchanges or other fintech platforms is a plus.

Soft Skills:

Strong problem-solving and debugging skills.

Ability to work in a fast-paced environment and integrate blockchain solutions with an existing tech stack.

Experience in working cross-functionally with product managers, compliance officers, and marketing teams to ensure smooth product launches.

Educational Background:

A degree in Computer Science, Software Engineering, Mathematics, or a related technical field.

Industry certifications in blockchain development (e.g., Certified Blockchain Developer) or participation in blockchain-focused hackathons/projects would be valuable.

Compliance and Regulatory Officer

1. Regulatory Knowledge and Expertise:

Gambling Law and Regulations: A strong understanding of global and local gambling regulations, particularly jurisdictions like Curacao, Malta, and other regions that provide licenses for online gambling. Familiarity with the requirements of these licenses, including player protection, taxation, and financial reporting.

Cryptocurrency Regulations: Expertise in the evolving legal landscape surrounding cryptocurrencies, including AML (Anti-Money Laundering) and KYC (Know Your Customer) rules. Understanding how crypto is regulated in various jurisdictions is essential, particularly for gambling transactions.

Data Privacy Laws: Knowledge of GDPR and other data privacy laws, ensuring the platform is compliant with regulations concerning user data protection, especially in regions like the EU.

Responsible Gambling Practices: Familiarity with responsible gambling standards and player protection mechanisms, ensuring that the platform promotes ethical gambling.

2. Risk Management:

Risk Assessment: Ability to assess regulatory risks related to gambling and cryptocurrency. This includes identifying legal risks in specific markets and ensuring all operational practices align with the law.

Compliance Auditing: Experience conducting internal audits to ensure compliance with gambling laws, cryptocurrency regulations, and responsible gaming practices. The officer should establish a clear framework for regular compliance checks.

AML/KYC Expertise: Strong understanding of AML and KYC protocols to prevent money laundering and fraud within the gambling platform, particularly with cryptocurrency payments.

3. Licensing and Reporting:

License Management: Experience in obtaining and maintaining the necessary licenses to operate an online gambling platform in different jurisdictions. This includes submitting reports and filings to regulators on a regular basis.

Regulatory Reporting: Knowledge of reporting requirements for gambling operators, including financial reports, player activity, transaction data, and tax reporting.

Policy Development: Ability to develop internal compliance policies to meet all legal and regulatory obligations, including for cryptocurrency transactions.

4. Legal Drafting and Documentation:

Contract Review and Negotiation: Experience in reviewing and drafting contracts with vendors, payment processors, and affiliates to ensure compliance with gambling and crypto regulations.

Terms & Conditions: Expertise in creating clear, compliant terms and conditions for users, including bonus policies, withdrawal limits, and dispute resolution procedures.

Documentation: Ability to maintain thorough records of compliance efforts, licenses, and correspondence with regulatory bodies.

Professional Experience:

5+ years of experience in a compliance role within the gambling, cryptocurrency, fintech, or finance industry.

Experience with cryptocurrency exchanges, betting platforms, or financial services is highly desirable.

Proven track record of successfully obtaining and maintaining gambling licenses across multiple jurisdictions.

Educational Background and Certifications:

Law Degree or equivalent qualification in compliance, regulatory affairs, or a related field.

Certifications in compliance (e.g., Certified Anti-Money Laundering Specialist (CAMS), Certified Gambling Compliance Officer) are advantageous.

Soft Skills:

Attention to Detail: Strong attention to detail is critical for ensuring compliance with the various regulatory frameworks across gambling and cryptocurrency.

Communication: Ability to effectively communicate complex regulatory requirements to internal teams (tech, marketing, etc.) and external partners (regulators, auditors).

Problem-Solving: Capable of developing solutions to complex regulatory challenges that arise with the integration of gambling and cryptocurrency.

By focusing on these skills and qualifications, OleOle will ensure their Compliance and Regulatory Officer can navigate the complex legal landscape surrounding online gambling and cryptocurrency to ensure smooth operations and regulatory adherence.

Additional Information

Solutions not problems .

  • Creative problem solver who can courageously propose and support new ideas to our organization. Not interested in best practices, lets build something better!
  • Ability to adapt. An ideal candidate will welcome the opportunity to solve a broad range of problems using a wide array of technologies.
  • Comfortable with ambiguity, shifting priorities and general growing pains of an early-stage technology company
  • An exceptional entrepreneurial judgment that fosters independence over micro-management
  • Understanding of football and international sports a huge plus

Ole Ole is located in beautiful Santa Monica, however, this role requires some travel we are privately held and rapidly growing!