DeFi Jobs

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Job Position Company Posted Location Salary Tags

Ostium Labs

Remote

$62k - $100k

Ledger

Paris, France

$91k - $100k

Crypto Finance AG

Zurich, Switzerland

$68k - $90k

MLabs

Remote

$180k - $250k

Tether

Remote

Paradex

New York, NY, United States

$68k - $90k

AAA Global

New York, NY, United States

$105k - $120k

visa

United States

$87k - $115k

Fuel Labs

Brazil

$150k - $180k

Wintermute

London, United Kingdom

$36k - $60k

Jito Foundation

United States

$112k - $178k

TEM Foundation

New York, NY, United States

$170k - $200k

IESF AG

Remote

$90k - $100k

Binance.US

United States

$195k - $220k

visa

United States

$72k - $99k

Ostium Labs
$62k - $100k estimated
Remote
Apply

Ostium is on a simple mission: make it possible for anyone with a digital wallet to trade stocks, commodities, currencies, and crypto with full transparency. No brokers, no freezes, no hidden spreads. We’re replacing the opaque, offshore brokerage model with a transparent, permissionless trading stack built onchain. Every trade, deposit, and withdrawal is verifiable through open, auditable code. We’ve raised $27.9M+ from General Catalyst, Jump, LocalGlobe, Susquehanna (SIG), GSR, Alliance DAO, Soma Capital, Balaji Srinivasan, Meltem Demirors, and others.

Role (Remote / Full-Time)

We are seeking for a Smart Contract Engineer to lead the development of mission critical Solidity code powering our protocol. This role is ideal for someone with a deep understanding of the EVM, experience shipping production-grade contracts, and a passion for building next-gen DeFi infrastructure.

Responsibilities

  • Design, implement, and audit Solidity smart contracts that enable perpetual trading on real-world assets

  • Develop upgradeable and gas-optimized contracts for order execution, margining, funding rate settlement, and liquidation Integrate Chainlink’s Functions product and our proprietary oracle system with core protocol logic

  • Collaborate closely with backend engineers to ensure seamless contract <-> off-chain service integration

  • Build Foundry-based unit and integration tests, fuzzing scenarios, and formal assertions

  • Participate in contract audits and bounty programs

  • Write detailed documentation and participate in technical architecture reviews

  • Stay on top of the latest DeFi protocol designs and security best practices

Requirements

  • Strong proficiency in Solidity and deep understanding of EVM internals

  • Experience with smart contract development tools: Foundry, Hardhat, Slither etc.

  • Experience writing gas-optimized, upgradeable contracts (UUPS, Diamond Pattern, etc.)

  • Familiarity with Chainlink, EIP-712, off-chain oracles, and cross-chain bridging

  • Understanding of DeFi primitives: perpetuals, AMMs, LP vaults, oracles,

  • collateralization

  • Strong focus on test-driven development and coverage (Foundry preferred) Knowledge of on-chain security exploits and countermeasures

  • Comfortable reviewing others’ code and being reviewed

  • Experience with Subgraphs and The Graph protocol is a plus

Preferred Qualifications

  • 2+ years experience building DeFi or Web3 protocols

  • Contributions to open-source Solidity projects or DeFi protocols

  • Previous experience building perpetual or derivatives systems

  • Experience in TypeScript or Golang is a plus

  • Experience working with fuzzing, formal verification, or audit tools

  • Competitive programming or math olympiad background is a plus

Benefits

  • Competitive compensation package

  • Opportunity to work with cutting-edge blockchain technology

  • Collaborative environment with highly skilled team members

  • Flexible work arrangements

  • Professional development opportunities

If you’re excited to define the next chapter in DeFi and believe in the future of on chain RWA trading, we’d love to hear from you.

Interested candidates should submit their resume, GitHub profile, and links to relevant contracts or audits you’ve worked on.

How do I get a job at DeFi?

Getting a job in the DeFi (decentralized finance) industry can be a competitive process, but there are a few steps you can take to increase your chances of finding a job in this field:

  1. Build up your skills and knowledge: To work in DeFi, you'll likely need to have a strong understanding of blockchain technology, as well as other related technologies such as smart contracts and cryptocurrency. Consider taking online courses or earning a degree in a relevant field to build up your skills and knowledge.
  2. Network with industry professionals: Attend meetups and conferences related to DeFi and make connections with professionals in the industry. Networking can be a valuable way to learn about job openings and get your foot in the door at a DeFi company.
  3. Create a strong online presence: Many DeFi companies will look at your online presence (such as your LinkedIn profile and personal website) when considering you for a job. Make sure to showcase your skills and accomplishments online and keep your profile up to date.
  4. Apply for relevant job openings: Keep an eye out for job openings at DeFi companies and apply for positions that align with your skills and experience. Apply for DeFi Jobs without Experience. Tailor your resume and cover letter to the specific job you're applying for and highlight any relevant experience or skills you have.
  5. Consider internships or volunteer work: DeFi Internships or volunteer work can be a great way to get your foot in the door and gain valuable experience in the DeFi industry. Many companies also offer internships to students, so consider applying for an internship if you're still in school.
  6. Be persistent: keep trying if you don't get a job right away. It can take time to find the right opportunity, but with the right skills and determination, you can land a job in the DeFi industry.