Design, develop, and maintain secure, high-performance crypto wallet systems and backend infrastructures. Architect modular, scalable, and secure backend infrastructures that support mass adoption and operational excellence. Collaborate with cross-functional teams to define technical requirements, optimize setups, and ensure integration with ecosystem partners.
Develop and maintain backend services that enable digital asset transactions and crypto product functionality
Design APIs and event-driven architectures to support high-volume, secure, and efficient transaction processing
Partner with platform and infrastructure teams to ensure system scalability, resilience, and observability
Jobgether is a company that helps partner companies find the right candidates for their open positions. They use an AI-powered matching process to ensure applications are reviewed quickly, objectively, and fairly against the role's core requirements.
Build and evolve core risk systems and decisioning infrastructure.
Design and implement scalable backend services that support fraud prevention and compliance.
Improve data instrumentation and observability to enable accurate risk analysis and reporting.
Shakepay is reimagining financial services to give every Canadian their fair shake by making buying and earning bitcoin fast, easy, and secure. They have a passionate, loyal, and growing community, with over one million Canadians using Shakepay.
Expanding backend engineering team to support core technical foundation. Architecting and shipping robust data pipelines, protocol integrations, and high-throughput APIs. Design and build mission-critical systems used by some of the most important players in crypto and finance.
Yield.xyz unifies staking, restaking, stablecoin, and DeFi yield across blockchains into a single platform that gives developers seamless access to diversified yield opportunities.
Participate in building financial products of the future.
Write high quality, well-tested, production level code.
Collaborate on setting a tech vision for the company.
Shakepay is reimagining financial services to give every Canadian their fair shake, making buying and earning bitcoin fast, easy, and secure since 2015.
Design, develop, and maintain backend services, APIs, and data pipelines that power Knock's customer-facing and internal applications.
Architect and build scalable backend services using Node.js and TypeScript, ensuring they integrate seamlessly with our frontend experiences.
Contribute to AI-powered features and initiatives, integrating AI services to enhance our risk analysis and decision-making capabilities.
Knock is redefining the home buying and selling experience. They are a passionate team of industry experts who knew there had to be a better, simpler way for people to navigate the journey between homes and have been honored as one of Inc.’s Best Workplaces six times in the past seven years.
Ownership over large domains and features related to card processing/issuing, and core ledgering of financial transactions
Play a critical role in the development, design, and maintenance of Flex's platform and services.
Architect well thought-out services and data models that ensure Flex's continued growth
Flex is building a finance super app for premium business owners, reimagining the financial workflow and services for entrepreneurs. They focus on mid-market businesses and are a fully remote company, with a team that values autonomy, clarity, and quality.
Design, build, and extend back‑end systems using Supabase.
Develop and maintain TypeScript‑based APIs and integrations.
Collaborate with front‑end developers to deliver end‑to-end features.
Renew Earth operates a technology platform that helps businesses measure, validate, and realize the value of nature by combining scientific data with business intelligence tools.
Strengthen Enode’s Connect platform and integrations. Design and implement backend features that support customer use cases. Contribute to the architecture and reliability of the Connect platform and scale.
Enode’s platform powers the next generation of green energy apps by connecting and optimizing the world’s energy devices through our APIs.
Design and build scalable services and APIs for web applications.
Architect and maintain robust backend systems and database models.
Analyze product requirements and produce high-quality, production-ready code.
Solace is a healthcare advocacy marketplace that connects patients and families to experts who help them understand and take charge of their personal health.
Design and build distributed, scalable, and high-performance backend systems.
Develop and maintain services for smart contract interaction.
Build performant pipelines for blockchain data ingestion and processing.
Ava Labs simplifies deploying high-performance solutions for Web3 through innovations on Avalanche. Founded by computer scientists and Wall Street veterans, they aim to redefine how people build permissionless networks.
Building and maintaining blockchain infrastructure and applications.
Collaborating across product, compliance, and infrastructure teams.
Optimizing existing systems for efficiency.
Jobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching.
Own projects end-to-end, from scoping requirements to monitoring production.
Write clean, well-tested Rust code, contributing to code reviews.
Build and maintain infrastructure for Unichain, ensuring reliability and performance.
Uniswap Labs builds products that help millions of people access DeFi simply and securely - from the Uniswap Web App and Wallet to crypto infrastructure like the Uniswap Trading API and Unichain.
Write high quality and well tested code, and review code from other team members.
Design, build, and maintain a large-scale production system on the cloud, ensuring smooth operation and high availability.
Provide guidance and technical leadership to peers in navigating architectural and coding tradeoffs.
Uniswap Labs builds products that help millions of people access DeFi simply and securely ‒ from the Uniswap Web App and Wallet to crypto infrastructure.
Lead the design, implementation, and delivery of new services, features, and system improvements. Influence architecture and contribute to shaping the technical roadmap as the product scales. Build reliable, observable, maintainable systems and champion engineering best practices.
Budgetly is building an AI-first platform that simplifies expense management and optimises financial decision-making for SMEs, helping them spend smarter and grow profitably.
Seeking a Senior Backend Developer to design and maintain the core backend systems powering a global, high-performance platform. Contribute to building scalable, secure, and innovative features that directly impact users worldwide. Tackle challenging technical problems in a fast-paced, innovative environment that values autonomy and collaboration.
We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements.
Contribute to the design, development, and optimization of a cutting-edge data platform.
Collaborate with Product, Operations, and cross-functional teams to implement scalable and maintainable features.
Tackle challenging problems in distributed systems, optimize cloud-native solutions, and help drive engineering best practices.
Jobgether uses an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Their system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company.
Guide the team in delivering high-quality, well-tested technical solutions.
Own projects through the entire software development lifecycle.
Leverage understanding of business and engineering strategies to design high-value projects.
Trellis is a profitable, fast-growing Series A startup backed by General Catalyst, QED, NYCA, and Amex Ventures that is reimagining how people shop for home and auto insurance.
Help shape the future of Web3 by empowering innovative applications.
Collaborate with ecosystem partners to develop cutting-edge dApps.
Push the boundaries of what's possible in decentralized technology.
Sei Labs builds open sourced technology for the high-performance Sei Blockchain, the first parallelized EVM Layer 1 blockchain designed to scale with the industry. Their teams are comprised of former Google, Goldman Sachs, Robinhood, Nvidia, and Databricks veterans.