Top Tech Jobs & Startup Jobs in Boston, MA

Design and implement core Web3 protocol features and secure smart contracts. Develop and deploy Solidity-based contracts, ensure scalability and performance, review code, mentor junior engineers, and collaborate across teams to integrate blockchain and DeFi solutions.

Develop and optimize ultra-low-latency algorithmic trading and execution engines for cryptocurrency markets. Collaborate with quantitative researchers and traders to implement and maintain high-performance HFT systems, troubleshoot production issues, and continually improve system latency and reliability.

Build and maintain automated test suites for smart contracts and UIs, integrate testing into development, track bugs, improve frameworks, and ensure test coverage for new features.

Develop and maintain Java backend services for enterprise blockchain applications, integrate APIs with React/Vue frontends, design scalable blockchain solutions, troubleshoot complex backend issues, and collaborate with the team to apply best practices and stay current with blockchain trends.

Drive institutional client acquisition and onboarding across the CIS region, targeting hedge funds, family offices, and prop trading firms. Act as strategic partner, promoting liquidity, API infrastructure, and bespoke trading services. Shape product via client feedback, represent the exchange at regional events, and grow institutional volume and AUM.

Lead protocol and backend engineering for a high-performance Solana-based DEX. Architect and implement low-latency trading infrastructure in Rust, develop core exchange primitives (margin, liquidation, liquidity models), audit latency-critical code paths, and mentor teams to maintain rigorous engineering standards and reliability.

Lead end-to-end product development for a perpetual DEX: define strategy, write PRDs, coordinate cross-functional teams, run user interviews, analyze feedback and analytics, and launch and iterate features to scale product adoption and optimize user experience.

Lead end-to-end product design for a founding-stage decentralized identity protocol: establish visual language, prototype features, collaborate cross-functionally, iterate from user feedback, and champion Web3 design standards.

Lead global legal and compliance for a crypto exchange, advising on regulatory matters, drafting bilingual contracts, overseeing cross-jurisdictional compliance, coordinating international counsel, mitigating legal risk, and monitoring evolving digital-asset regulations.

Lead institutional business development in Japan by identifying, engaging, and onboarding banks, asset managers, securities firms, and insurers. Serve as senior client contact, tailor custody, API, and prime brokerage offerings with product teams, ensure FSA/JVCEA compliance, and represent the exchange at Japanese finance events to build trusted partnerships.