Build and evolve core components of a distributed transaction platform for secure cryptocurrency transfers.
Improve scalability, data integrity, and tenant isolation in a regulated environment.
Mentor engineers and take end-to-end ownership of production systems, including incident response.
They build a mission-critical transaction platform for secure cryptocurrency transfers between financial institutions, fintechs, and exchanges. The organization is remote-first, collaborative, and inclusive, with a strong focus on engineering quality and mentorship.
Design, build, test, and deploy backend features across payments, fraud, compliance, and user management
Integrate with banks, card networks, and third-party services, handling the edge cases money movement demands
Write and review technical designs and participate in architecture discussions for distributed, event-driven systems
Astra builds mission-critical infrastructure for moving money at scale, processing billions in annual transaction volume. They are a small, remote-first team with a culture of thoughtful collaboration and initiative.
Build and scale the systems and services powering Alpaca's global payments and treasury platform.
Design highly scalable, event-driven microservices using Go, Kubernetes, and cloud-native technologies.
Ensure system integrity and operational scalability while collaborating with a distributed engineering team.
Alpaca builds institutional-grade APIs for trading stocks, ETFs, options, crypto, and more. They are a 400+ person remote-first team valuing curiosity, empathy, and accountability.
Deeply research new cryptoassets and integrate them into Anchorage Digital's platform.
Implement participatory features like staking, governance, and vesting.
Develop infrastructure that scales across all crypto-networks and support assets through upgrades.
Anchorage Digital is a crypto platform that enables institutions to participate in digital assets through custody, staking, trading, governance, settlement, and security infrastructure. With a diverse team of over 600 members, they are united in building the future of finance, and are committed to being a welcoming and inclusive workplace.
Develop backend services in Go for blockchain infrastructure, including NFT marketplaces, smart wallets, and gaming systems.
Integrate with ZK Stack, Ethereum, and account abstraction protocols to build scalable Web3 services.
Design resilient microservices, APIs, and event scanners while ensuring high availability and performance.
Xsolla is a global commerce company that provides tools and services to help video game developers fund, distribute, market, and monetize their games. The company has helped over 1,500 game developers and fosters a supportive culture focused on employee well-being and professional growth.
Design, develop, and maintain scalable back end services and APIs for Quanata's products.
Architect data flows, database schemas, and cloud infrastructure with a focus on reliability and security.
Mentor engineers and shape technical decisions across complex features from concept to deployment.
Quanata is a technology company in the State Farm family, building products and services for the financial and insurance sectors. It is a remote-first organization that values veterans, supports professional growth, and offers comprehensive benefits.
Develop core backend infrastructure for blockchain execution and Ethereum scaling.
Tackle distributed systems challenges involving reliability, performance, and scalability.
Strengthen security and drive projects from investigation through implementation.
They build foundational infrastructure for Ethereum scalability, security, and decentralized applications. They are a remote-first, globally distributed team collaborating across research, product, and blockchain engineering.
Contribute to a core system that millions of end users rely on
Implement backend services and design architecture where reliability matters
Collaborate with teams to improve system interactions and maintain quality, including code reviews and incident troubleshooting
Alpaca is a global leader in agent-first brokerage infrastructure for stocks, ETFs, options, crypto, and more. With 400+ employees worldwide and $400M in funding, they are committed to open source and a remote-first culture.
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.
Shape the technical foundation for money movement capabilities and unlock new product lines globally.
Guide the design and development of reliable, scalable, performant, and secure payment platform services.
Contribute directly to production code and proof-of-concepts, solving complex fintech challenges at massive scale.
Xero is a global cloud-based accounting software platform designed for small businesses. With thousands of employees worldwide, the company fosters a culture of technical excellence, inclusion, and continuous innovation.
Design and build Go services that transform core banking data into a consistent model for downstream applications.
Partner with Profile and data engineers to define extraction points and build APIs or event streams.
Enforce data integrity, access boundaries, and schema versioning so core changes don't ripple to consumers.
Kunai builds full-stack technology solutions for banks, credit and payment networks, and their customers. The company has succeeded for over 20 years with a collaborative, creative, and continuous-learning culture.
Design, build, and maintain robust backend services and APIs at scale.
Collaborate with stakeholders to architect and deliver new services from inception to completion.
Work with engineering and product teams to shape roadmaps and uphold high engineering standards.
Sardine is the leading agentic risk platform for fighting financial crime, providing real-time fraud prevention and AML automation. The company is remote-first and values performance over hours, with a culture of self-motivated, high-growth individuals.
Design and develop software in an event-driven microservices environment to support the company's vital business.
Build microservices in Golang and collaborate with platform engineers to set up new services.
Respond to production issues and alerts, and communicate directly with client technical teams when necessary.
Zero Hash is a B2B embedded infrastructure platform that enables any platform to integrate digital assets into their customer experience via API endpoints. It is a high-growth startup backed by Point72 Ventures, NYCA, and Bain Capital, powering clients like MoneyLion and MoonPay with a culture centered on ownership, passion, and collaboration.
Design, develop, and maintain scalable and secure backend services and APIs.
Collaborate with cross-functional teams including Product, Design, QA, and DevOps to deliver features end to end.
Mentor Middle and Junior engineers and drive engineering best practices.
Xsolla is a global commerce company helping video game developers fund, distribute, market, and monetize their games. It has helped over 1,500 developers worldwide grow their businesses and fosters a culture of creativity and collaboration.
Design, develop, and maintain reliable backend services and APIs for a fraud prevention and financial crime risk platform.
Collaborate with product teams and stakeholders to deliver secure, scalable, and customer-focused solutions.
Contribute to technical roadmaps, engineering standards, and documentation while working remotely in India.
The company operates a technology platform focused on fraud prevention and financial crime risk management. It is a growing, remote-first organization that values ownership, technical excellence, and meaningful customer impact.
Build and own backend services and APIs for policy, coverage, enrollment, and regional rules that scale to new markets.
Translate regional regulatory and product requirements into configurable, reusable platform capabilities.
Partner with Product, Design, Data Science, and Legal to prioritize high-impact work and drive data-informed improvements.
Airbnb is an online marketplace that connects hosts offering unique stays and experiences with guests seeking authentic travel. With over 5 million hosts and 2 billion guest arrivals, it values inclusion, belonging, and a fast-growing, collaborative culture.
Build and operate systems for bank and card payments across Affirm’s international markets.
Collaborate with product, analytics, and engineering teams to solve challenges across currencies and customer needs.
Foster a culture of quality and ownership through code review, design standards, and mentoring.
Affirm provides a clear, predictable way to pay over time with no hidden fees. It is a remote-first company with a global team, emphasizing transparency and flexibility.
Own features end-to-end from design through implementation, rollout, and iteration.
Design, build, and evolve backend systems (Go, REST/gRPC APIs) for entitlement, policy, and customer onboarding services.
Provide technical leadership and mentorship to senior and mid-level engineers.
Chainguard delivers hardened, secure, and production-ready builds of open source software to help organizations build faster, stay compliant, and eliminate risk. It is venture-backed by leading investors and serves Fortune 500 enterprises and global industry leaders.
Own architecture, design, and production delivery of financing products and features.
Build and maintain backend services and APIs for loan lifecycle, risk, and real-time position tracking.
Partner with Product, Risk, Operations, and engineering teams to deliver scalable solutions.
US Security & IT builds financing systems for institutional lending, managing billions across products such as leverage and yield. They are a remote-first employer with a high-impact engineering culture centered on reliability and impact.