Design and build core services for Transit's RFQ orchestration engine and crosschain exchange orderbook.
Own systems end to end from design through deployment, monitoring, and the on-call reality of moving real money.
Integrate new chains, venues, solver networks, and liquidity sources while setting technical direction on a small team.
Paxos Labs builds enterprise infrastructure for trusted onchain financial products, enabling major platforms to bring digital assets and DeFi into mainstream use. We're a small team of roughly 15 people, where engineers own whole systems, ship quickly, and work on hard problems with a finance-grade correctness bar.
Build and run the systems behind Alpaca's lending and borrowing products, from APIs to batch pipelines.
Own a project end-to-end, from the first conversation to what's running in production.
Take your turn on call and fix root causes instead of living with them.
Alpaca is a US-headquartered, global leader in agent-first brokerage infrastructure for stocks, ETFs, options, crypto, fixed income, and more. With 400+ globally distributed team members and backing from top-tier investors, Alpaca is committed to opening financial services to everyone on the planet.
Take full ownership of backend features from design through production support.
Build and maintain integrations with KYC, geolocation, payment, and other external systems.
Implement observability, write tests, and support production with on-call rotations.
Fliff is a social gaming platform offering freemium sports, casino, and prediction games with real rewards. It is a multinational, close-knit team with offices across the US and Europe, focused on inclusion and innovation.
Design, build, and maintain third-party API integrations that power TRM's AI-native products and workflows.
Develop scalable integration infrastructure, shared services, and internal tooling for reliable data source connections.
Build robust APIs and backend services for high-volume, mission-critical product experiences.
TRM Labs provides AI-powered intelligence solutions that help public and private sector agencies investigate and disrupt crime. It is a Series C company with $220M in total funding, backed by leading investors, and operates as a distributed-first team with a high-velocity, ownership-driven culture.
Own the architecture and technical roadmap for customer access to the Trading API, including identity, authorization, and account models.
Lead delivery of customer-facing trading applications with real-time market data and secure access systems.
Mentor engineers and set the standard for security, safe delivery, and production excellence.
Alpaca is a global leader in agent-first brokerage infrastructure, providing APIs for stocks, ETFs, options, crypto, and more. The company has 400+ employees globally and values curiosity, empathy, and accountability.
Build and maintain first-party integration connectors between NodeZero and customer security platforms like CrowdStrike, SentinelOne, and Splunk.
Design integration schemas and data mappings, and write documentation that enables customers to configure integrations without support calls.
Diagnose and resolve integration failures, working with the Integrations Platform team to ensure connectors are built on shared infrastructure.
Horizon3 is a cybersecurity company that provides autonomous pentesting through its NodeZero platform to help organizations proactively find and fix attack vectors. The company is a remote team of former U.S. Special Operations cyber operators and engineers, fostering a culture of respect, collaboration, and ownership.
Own the technical setup of onboarding: API integrations, data mapping, CRM configuration.
Coordinate with the Onboarding Manager and cross-functional teams from kickoff to go-live.
Troubleshoot technical blockers, build runbooks, and track onboarding success metrics.
Euler is an AI-native PRM that modernizes partnership management, replacing spreadsheets and CRMs with automation and measurable ROI. The company grew 600% YoY in 2025, serves industry leaders, and values fast, intentional innovation.
Serve as a hands-on technical resource for complex customer programs, turning requirements into production-ready solutions.
Build and troubleshoot integrations using REST APIs, HTTP, JSON, webhooks, and authentication.
Optimize AI-powered customer experiences and virtual-agent workflows by testing prompts and analyzing logs.
Remote-first technology company focused on AI-powered customer experiences, contact center technology, and enterprise deployments. Its culture is collaborative and inclusive, emphasizing innovation, creative problem solving, and customer relationships.
Own the technical setup and integrations configuration for customers, ensuring requirements are met.
Deliver world-class customer experience through clear communication and proactive project management.
Manage data migration and collaborate with Product and Engineering to resolve integration challenges.
HR Acuity is the leading provider of employee relations case management and investigation software. It is a fast-growing, innovative company led by a female founder and CEO, with an inclusive, all-in culture that values diversity and authenticity.
Lead client demos and scope integration needs for game partners.
Troubleshoot API integrations using JSON, webhooks, and logs.
Act as the hub between clients, Business Development, and Engineering.
Xsolla is a global game commerce company providing payment tools and services, partnering with Valve, Twitch, and Ubisoft. It operates worldwide with offices in LA, Berlin, and Seoul, supporting creators across 200+ geographies and 130 currencies.
Own technical account management across Affirm's strategic alliances: alerting, monitoring, troubleshooting, and SLAs.
Drive technical initiatives and design custom integration solutions using Affirm's standard integrations.
Partner with product, engineering, and merchant teams while mentoring less-experienced TAMs.
Affirm is a fintech company that offers consumers transparent, predictable pay-over-time solutions and gives merchants flexible payment options. It is a remote-first company with a large global team, centered on care, transparency, and flexibility.
Own technical planning and delivery for partner integrations, from architecture through launch.
Manage a portfolio of ecosystem areas, prioritize engagements, and drive technical outcomes.
Develop deep expertise in Stripe's app and developer platform to influence product roadmap.
Stripe is a financial infrastructure platform for businesses, enabling companies to accept payments and grow revenue. With a mission to increase the GDP of the internet, Stripe is a large enterprise with a culture focused on innovation and impact.
Own end-to-end technical integrations with external partners and merchants.
Build mastery of Koalafi's integration offerings and platform architecture.
Work cross-functionally with Sales, Product, and Engineering to unblock deals.
Koalafi provides flexible lease-to-own financing, helping retailers offer non-prime consumers affordable payment plans while increasing sales and loyalty. With over 200 teammates, the company fosters a culture of innovation, trust, and ownership.
Own the technical path to go-live for complex customers in LatAm, connecting Jeeves to their ERPs.
Build integrations for card programs, AP automation, and stablecoin treasury flows.
Partner with customer finance and engineering teams to debug, workshop, and shape the roadmap.
Jeeves is a stablecoin-native banking platform for global enterprises, powering cards, payments, treasury, and spend across 35 countries. We've raised over $400M and hire for relentlessness — expect hard problems and a steep learning curve.
Deliver technical expertise and strategic guidance to enterprise clients through complex API integrations.
Act as the primary advisor to technical leads and executives, bridging business and technology.
Own end-to-end onboarding, testing, and training to drive successful adoption and customer ROI.
Deliverect is an API-first platform for food and retail, providing connected on- and off-premise solutions. It's a rapidly scaling SaaS unicorn with a diverse, international culture focused on innovation.
Design, develop, and maintain mission-critical integrations between diverse IT systems to ensure seamless and secure data exchange.
Lead complex integration projects involving APIs, ESBs, and message queues while troubleshooting data flow issues and optimizing performance.
Support Clinical and Revenue Cycle workflows, participate in on-call rotations, and lead code reviews for multi-facility development work.
CommonSpirit Health is a nonprofit Catholic healthcare organization building a healthier future through integrated health services. With over 157,000 employees across 24 states, it delivers more than 20 million patient encounters annually and contributes $4.2 billion in charity care.
Lead and project manage integration workstreams for customer implementations.
Build and deploy reusable, well-documented integrations while partnering with Platform Engineering.
Engage directly with customers and vendors to scope, build, and troubleshoot integrations.
Ridgeline is the first front-to-back system of record for investment managers, powered by a single real-time data set and embedded AI. Founded by Dave Duffield and recognized as a Best Workplace for Innovators, the company is headquartered in Lake Tahoe with offices across the US.
Work on the heart of broker-dealer operations: clearing and settlement for US equities and options, ensuring systems are reliable and scalable.
Design and build new systems to enable new product offerings and revenue streams, from ideation to deployment.
Participate in an on-call rotation to maintain system health while prioritizing elimination of issues to protect team free time.
Alpaca is a US-headquartered global leader in agent-first brokerage infrastructure for stocks, ETFs, options, crypto, and more, serving hundreds of financial institutions across 40 countries. The team is a dynamic group of 400+ globally distributed members who thrive working from their favorite places around the world, with a culture valuing curiosity, empathy, and accountability.
Own the technical roadmap for Partner Integrations, working across APIs, SDKs, and web experiences.
Collaborate with Engineering, Product, Design, Infrastructure, Sales, and Customer Success to align technical strategy with goals.
Stay hands-on delivering high-impact products and evolve flexible solutions as the product offering grows.
Flex is a growth-stage FinTech company building the payment layer for essential bills, helping households manage and pay bills. Headquartered in NYC, they have employees across the US, Australia, Canada, and South America and an inclusive, collaborative culture.
Be the technical partner to Account Executives from first call to go-live.
Run integration workshops with customer engineering teams, pre and post-signing.
Bring customer feedback back to product and engineering to improve our docs.
Duna is redefining identity for the global economy, backed by investors like CapitalG and Index Ventures. We're a remote-first, fast-moving team of builders who value curiosity, authenticity, and kindness.