Source Job

• Design and build core systems for our new product from scratch.
• Build low-latency, high-reliability services that interact directly with Solana's transaction and block building pipeline.
• Own critical infrastructure: order routing, execution, real-time market data, and position management.

Jito builds the market layer of Solana, providing execution, capital, and incentive infrastructure for the network's onchain economy. They are a small, profitable company with a lean, high-density team that values ownership, fast execution, and technical excellence.

• Build AI agents that interact with customers and handle accounting autonomously.
• Construct an accounting ledger from scratch and integrate with financial data providers.
• Ship new features daily in Typescript/Node/Svelte, making quick decisions and taking risks.

Synthetic synthetically recreates bookkeeping using AI, processing financial data and managing workflows autonomously. Founded in 2025, we are a five-person team backed by Khosla Ventures, building on experience from Bench Accounting and Teal.

• Provide exceptional customer support to Binance users across the globe.
• Resolve inquiries related to trading, account management, and platform features.
• Collaborate with cross-functional teams to improve user experience and processes.

Binance is a leading global blockchain ecosystem behind the world's largest cryptocurrency exchange by trading volume and registered users. We are trusted by 300+ million people in 100+ countries and offer a user-centric, flat organizational culture with opportunities for career growth.

• Lead development of a web application and blockchain-based infrastructure to accelerate scientific research and collaboration.
• Shape both product and engineering from an early stage, making key technical decisions and establishing scalable practices.
• Work across modern web technologies and smart contracts, with significant autonomy and ownership over the technology roadmap.

Jobgether uses AI-powered matching to connect candidates with roles. They process applications and share shortlists with hiring companies for final decisions.

• Submit your resume for future opportunities at Xometry. - Our digital marketplace connects Fortune 1000 buyers with global manufacturing capacity. - We are an equal opportunity employer committed to diversity and inclusion.

Xometry powers the industries of today and tomorrow by connecting people with big ideas to manufacturers who can bring them to life. As a publicly traded company (NASDAQ: XMTR), they are always seeking talented individuals to join their global team.

• Design UX and UI for JTX across web and native mobile, from order entry to wallet flows.
• Own the design system and token library, ensuring consistency between platforms.
• Release features, observe real usage, and iterate based on feedback.

Jito Foundation builds the fastest market infrastructure on Solana and develops JTX, a self-custodial trading app. We are a small, product-market fit team that values real decision-making, fast iteration, and attention to detail.

• Own the surface of JTX across web and mobile, including order entry, market data, charts, and wallet flows.
• Ship real-time trading interfaces with tight latency and render budgets against streaming market data.
• Make architectural decisions that hold as the codebase, team, and user base grow by an order of magnitude.

Jito builds the market layer of Solana: the execution, capital, and incentive infrastructure behind the network's onchain economy. They are a lean, high-density team where everyone owns real surface area, works in the open, and ships at pace.

• Design and implement core runtime protocols for a decentralized blockchain ecosystem.
• Build and maintain foundational components and tooling for developers.
• Collaborate with distributed teams and contribute to open-source via peer review.

They build foundational infrastructure for the decentralized internet, focusing on Polkadot runtime development. They are a remote-first global team with an open-source culture centered on collaboration, peer review, and technical excellence.

• Build internal and first-party applications on Tempo for agents and humans.
• Partner with startups and enterprises to integrate Tempo into their payment systems.
• Develop deep understanding of Tempo blockchain, navigate codebases, and ship products across customer environments.

Tempo is a layer-1 blockchain built for stablecoins and real-world payments, originating from Stripe's payment expertise and Paradigm's crypto tech. We're a team of crypto-optimists building infrastructure for onchain economic flows, moving fast with design partners like Anthropic, DoorDash, and Visa.

• Partner with business development to lead technical discovery and map customer payment models to scalable architectures.
• Build demos and integrations using AI tools, APIs, and Web3 infrastructure to unblock deals and shape product roadmaps.
• Support customers from pre-sales through integration and early production to ensure clean handoffs and scalable support.

Coinme makes digital currencies accessible through blockchain-powered products, including the world's largest cryptocurrency kiosk network and a Crypto-as-a-Service platform for businesses. It's a lean team where ideas make waves and every role contributes to building a financial future.

• Ship reference implementations developers copy, from MCP servers with production auth to agentic workflows.
• Teach people about agentic workflows through demos, posts, talks, and video.
• Improve developer experience by being the first user and bringing field feedback to product teams.

Prefect builds and operates resilient, Pythonic orchestration and MCP platforms used for mission-critical workloads. They are a remote-first company with a supportive, high-performance culture.

• Own the full sales process end to end: prospecting, discovery, negotiation, closing, and expansion.
• Clearly articulate how Dakota's platform solves each potential client’s needs.
• Track, analyze, and find ways to improve campaigns and the sales process.

Dakota is a stablecoin infrastructure platform powering modern financial products through regulated money movement, stablecoin orchestration, and cross-border settlement. They are a remote-first team across North America and Europe, valuing high quality work, clear thinking and ownership.

• Lead agent optimization efforts to design tools for optimizing token spend and response time.
• Work closely with the AI Foundations team on agentic development and ecosystem integrations.
• Take end-to-end ownership of features, ensuring reliability and great developer experience.

Temporal is an open source programming model that simplifies code and makes applications more reliable. They are a growing, fully-remote company with values of curiosity, collaboration, and humility.

• Submit your application for general consideration if your expertise doesn't match current openings.
• Our talent team will review your qualifications and notify you if they align with future roles.
• Communication regarding your application will only come from our official career page; we delete resumes sent via other channels.

Gurobi produces advanced commercial solver software, the Gurobi Optimizer, used by over 2,500 clients in 40+ industries to optimize decision-making. As a fully remote company since 2008, the team has tripled in size in 3 years and values a culture of work-life balance, integrity, and continuous improvement.

• Lead the design and implementation of core backend services for high-performance, distributed systems.
• Drive the use of modern development practices such as BDD and TDD to ensure high-quality code.
• Collaborate across teams in a product-driven environment and conduct code reviews.

Primer provides a unified platform for global payments, helping finance teams reduce complexity and capture more revenue. Backed by major investors, the company is a growth-stage startup with a remote-first culture that values autonomy and collaboration.

• Build and ship customer-facing products across web, desktop, and mobile.
• Design, develop, and maintain backend services, APIs, and cloud infrastructure.
• Take ownership of high-leverage problems and collaborate across a small engineering team.

This company operates an ambitious AI research and product environment spanning web, desktop, mobile, backend, and AI systems. It is a small, collaborative engineering team that values autonomy, technical excellence, and low-ego collaboration.

• Build polished, high-converting purchasing experiences and run A/B tests to boost user acquisition and conversion.
• Implement features in the Next.js frontend and Rails backend, working on search and recommendation data pipelines.
• Collaborate with designers and leaders to create a world-class user experience while iterating quickly without compromising quality.

Circle builds the world’s leading all-in-one platform for online communities, enabling creators, coaches, educators, and businesses to engage audiences with discussions, live streams, events, chat, courses, and payments. They are a fully remote company of around 200 team members from 30+ countries, emphasizing async collaboration, high expectations, and twice-yearly global offsites.

• Leading design projects across the entire product lifecycle and multiple product launches
• Propagating a strong design practice, influencing product strategy, and impacting product execution and quality
• Partnering closely with engineering, product, and business teams to find elegant but practical solutions to design challenges

Injective Labs is trailblazing Web3 enabled finance with an interoperable smart contracts platform for DeFi. Our team has decades of experience at top financial institutions and is backed by Binance, Jump Crypto, Pantera, and Mark Cuban.

• Take full ownership of backend features from scoping through to production, keeping the team informed on progress, risks, and blockers.
• Design and deliver backend services that handle real payment volume with a focus on reliability, performance, and correctness at scale.
• Contribute to architecture discussions, advocate for clear service contracts, and write production-ready code with the next engineer in mind.

Primer is a unified infrastructure for global payments that provides finance and payments teams with visibility and control to reduce complexity and capture more revenue. Backed by Sofina, Peak XV Partners, and others, it is a remote-first company with a collaborative and mission-driven culture.

• Translate high-level product strategy into clearly defined initiatives and measurable results.
• Own and continuously prioritize the product backlog, challenging scope to keep teams focused on high-impact work.
• Collaborate cross-functionally with Engineering, Design, Legal, Compliance, Marketing, and Project teams to maintain alignment.

The company operates at the intersection of fintech, payments, and digital assets. It is a fully remote, international organization with a high-ownership culture that values transparency and open communication.