Source Job

• Design and maintain data models that organize rich content into canonical structures optimized for product features, search, and retrieval.
• Build high-reliability ETLs and streaming pipelines to process usage events, analytics data, behavioral signals, and application logs.
• Develop data services that expose unified content to the application, such as metadata access APIs, indexing workflows, and retrieval-ready representations.

Udio's success hinges on hiring great people and creating an environment where we can be happy, feel challenged, and do our best work.

• Own and drive the roadmap for multiple areas of focus.
• Drive technical architecture decisions and system designs.
• Develop and maintain backend services and APIs.

Mesh, founded in 2020, is the first global payment network for crypto,connecting hundreds of exchanges, wallets, and financial services platforms.

Ensure high reliability and correctness for Lithic’s ledger and orchestrated funds flows. Develop new features to better serve Lithic customers. Lead efforts to improve systems and processes within the team.

Lithic creates card issuing and payment infrastructure for technology companies that just works.

Architect, develop, and maintain scalable backend services for voice and chat AI applications. Lead the migration from PHP/HTTP to a real-time backend framework. Integrate 3rd party APIs such as Twilio (voice), WhatsApp, ElevenLabs, OpenAI and others.

Tuotempo transforms healthcare experiences through intelligent digital solutions, powering some of Europe and Latin America's leading healthcare institutions.

• Working with engineers and product team to develop web backend and APIs for our core products.
• Working with engineers and product team to ideate, design, and implement product features and improvements.
• Maintaining existing web and data applications.

Databento builds modern APIs to get financial data. As a Series A startup, they've raised $37.8M to date, and grown revenues significantly with a team of fewer than 30 employees.

Build backend and pipeline systems that turn models into real search experiences for 110M+ daily users, owning data flows, ranking and retrieval services, and low-latency model-serving APIs. Integrate models into production through robust interfaces and DAGs, enabling fast iteration and powering discovery across the internet’s largest community platform. Ensure pipelines and systems support high scale, low latency, and operational excellence.

Reddit is a community of communities built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet.

• Plan, build, release and maintain high quality software.
• Drive system architecture and technical direction.
• Improve our products forward by developing novel solutions for our institutional clients.

Anchorage Digital is a crypto platform that enables institutions to participate in digital assets through custody, staking, trading, governance, settlement, and security.

• Build scalable backend services and APIs.
• Create responsive dashboards and tools to manage automation systems.
• Implement automation workflows to power real-time operations.

Base360.ai is an intelligent automation engine that connects data, orchestrates workflows, and powers large-scale operational systems.

• Support leading the day-to-day operations of our Staking function, ensuring operational excellence is maintained, and key tasks are executed correctly and on time.
• Find opportunities to strengthen our internal controls, reduce any weaknesses & risks, and help scale processes within our crypto operations team.
• Work closely with our Compliance & Finance teams to ensure our processes, controls, and reporting are adhering to regulatory standards (i.e CIRO, OSC).

Wealthsimple is on a mission to help everyone achieve financial freedom by reimagining what it means to manage your money. With over 3+ million users who trust them with more than $100 billion in assets, their teams ship often and make an impact with groundbreaking ideas. They value collaboration and humility as they continue to create inclusive and high-performing teams.

• Build the “Source of Truth” for the entire company, replacing intuition with evidence backed by real-time data.
• Lead internal AI strategy, moving beyond chatbots to Agentic Workflows by building and deploying autonomous agents.
• Recruit and manage a lean, elite team of 2-4 Data Engineers, Analytics Engineers, and AI Prototypers.

Armada is an edge computing startup that provides computing infrastructure to remote areas where connectivity and cloud infrastructure is limited. They're looking to bring on the most brilliant minds to help further their mission of bridging the digital divide with advanced technology infrastructure that can be rapidly deployed anywhere.

• Ensure the quality of accounting and analytical entries for Pennylane customer invoices for reliable reporting.
• Guarantee the completeness of customer account reconciliation and maintain a clean and up-to-date customer balance.
• Participate in the monthly reconciliation of MRR (Monthly Recurring Revenue) in conjunction with the FinOps team.

Pennylane is a fast-growing FinTech company in France that aims to become the leading financial management software for European SMEs. They have raised 225 million euros and grown to a team of 900 employees from 25 countries, with a flexible remote work culture and high Glassdoor ratings.

• Design and build infrastructure that enables researchers to rapidly iterate on reward signals.
• Develop systems for automated quality assessment of rewards, including detection of reward hacks and other pathologies.
• Collaborate with researchers to translate science requirements into platform capabilities.

Anthropic’s mission is to create reliable, interpretable, and steerable AI systems to be safe and beneficial for users and society.

• Design, build, and optimize high-performance systems in C++ supporting AI data pipelines and evaluation workflows.
• Develop full-stack tooling and backend services for large-scale data annotation, validation, and quality control.
• Improve reliability, performance, and safety across existing C++ codebases.

Alignerr connects top technical experts with leading AI labs to build, evaluate, and improve next-generation models. They work on real production systems and high-impact research workflows across data, tooling, and infrastructure.

• Design robust solutions for major initiatives, define service boundaries, and improve system observability.
• Coordinate backend decisions with other teams, aligning API contracts and shared infrastructure.
• Collaborate with the Product Manager to understand user needs and evaluate technical solutions based on customer value.

TrustYou is a leading AI-driven hospitality platform dedicated to transforming guest experiences and empowering businesses to thrive.

Strengthen the real estate MLS data platform squad. Build robust data pipelines and backend services. Own the end-to-end architecture for MLS and property data.

Luxury Presence is the leading digital platform revolutionizing the real estate industry for agents, teams, and brokerages.

• Support treasury operations to maintain efficient digital asset management.
• Design, build and maintain full-stack systems that power Chainlink’s multichain digital asset treasury infrastructure.
• Automate critical treasury workflows including liquidity rebalancing, payments preparation, reconciliation, risk checks and multi-chain execution.

Chainlink is the industry-standard oracle platform bringing the capital markets onchain and powering the majority of decentralized finance (DeFi).

You will break down larger projects into individual tasks, deliver them in multiple phases, and collaborate with others to ensure timely delivery of your work. You will support your peers and stakeholders in the product development lifecycle. You will contribute to a sense of community on your team by engaging in growth and development activities.

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest.

• Design scalable systems using modern cloud technology.
• Build and run experiments to power the growth of Coinbase’s retail products.
• Articulate a long term vision for maintaining and scaling our backend systems and the teams running them.

Coinbase's mission is to increase economic freedom in the world by building the emerging onchain platform.

Contribute to APIs, banking infrastructure, and financial workflows. Design thoughtful APIs, implement resilient processes, and choose infrastructure that prioritizes fault tolerance. Contribute to all layers and components of the application without friction.

Modern Treasury provides trusted infrastructure for money movement, helping teams launch and scale payment experiences in days, not months.

• Design, build, and optimize high-performance systems in Python supporting AI data pipelines and evaluation workflows
• Develop full-stack tooling and backend services for large-scale data annotation , validation, and quality control
• Improve reliability, performance, and safety across existing Python codebases

Alignerr connects top technical experts with leading AI labs to build, evaluate, and improve next-generation models. They work on real production systems and high-impact research workflows across data, tooling, and infrastructure.