Design and build highly scalable platform services to improve reliability and performance of the Chainlink Runtime Environment (CRE).
Lead development of production-grade backend services and APIs supporting multiple internal stakeholders and platform consumers.
Drive architectural improvements enabling vertical and horizontal platform scaling while improving workflow execution durability and resilience.
Chainlink is the industry-standard oracle platform bringing capital markets onchain and powering decentralized finance (DeFi). Chainlink Labs, the core developer, is a large global organization with a remote-first culture, tens of billions in transaction value, and partnerships with major financial institutions.
Build and scale the systems and services that form the foundation of Alpaca's global payments and treasury platform.
Operate in an industry where money movement is critical, using modern, event-driven, and highly scalable architectures.
Collaborate with a distributed team to design and implement solutions with autonomy, focusing on quality and resilience.
Alpaca is a US-headquartered self-clearing broker-dealer and brokerage infrastructure for stocks, ETFs, options, crypto, fixed income, and more. Our global team of 380+ members values curiosity, empathy, and accountability.
Design, build, and scale backend services and APIs for Flex's core financial infrastructure, including payments and ledger systems.
Drive end-to-end delivery of high-impact initiatives from requirements to operational excellence.
Partner with cross-functional teams including Product, Finance, Risk, and Compliance to build scalable, compliant payment experiences.
Flex is a growth-stage FinTech company creating a better rent payment experience by allowing users to pay rent on a schedule that fits their budget. The company has a global team across the US, Australia, Canada, and South America, and fosters an inclusive culture with a focus on deliberate growth.
Design and build transaction parsing, validation, and broadcasting infrastructure across multiple blockchain protocols
Develop and maintain protocol-specific libraries and abstractions that power Turnkey's transaction management layer
Collaborate effectively across the company to design and deliver core product capabilities
Turnkey is developer-first infrastructure for private key management, making it simple to create wallets, sign transactions, and automate on-chain actions. The team is low-ego, high-agency, and high-autonomy, with significant experience in cryptography, security, and low-level systems.
Design and build scalable backend systems, APIs, and data pipelines for the vulnerability intelligence platform.
Own services end-to-end including architecture, development, deployment, and operation.
Lead technical design discussions and contribute to system architecture decisions while mentoring junior engineers.
VulnCheck transforms vulnerability intelligence by helping security teams act faster with more confidence. Founded in 2021, the company has a transparent, collaborative, and supportive culture with a fast-growing team of experts.
Architect and evolve scalable backend systems using Python and modern technologies.
Build distributed, data-intensive systems with high performance and operational excellence.
Collaborate with product, data, and machine learning teams to integrate AI/ML capabilities.
This partner company builds large-scale, data-intensive systems for next-generation digital experiences. It fosters a collaborative, remote-first culture focused on innovation, performance, and long-term impact.
Design and scale backend services powering Flex's core financial infrastructure, including payments, billing, and ledger systems.
Lead architecture of highly available, fault-tolerant financial platforms processing millions in transactions.
Partner with Product, Finance, Risk, Compliance, and Engineering teams to deliver scalable payment experiences.
Flex is a growth-stage FinTech company that creates the best rent payment experience, enabling users to pay rent on a flexible schedule. With unprecedented investor support and an enthusiastic user base, Flex fosters an inclusive culture with a diverse team across the US, Australia, Canada, and South America.
United States
Unlimited PTO
20w maternity
20w paternity
Lead the design and architecture of large-scale, complex systems for banking and money movement.
Take ownership of major technical initiatives, driving alignment with customer needs and business goals.
Mentor and guide other engineers, fostering technical growth and excellence across the team.
Marqeta is a card issuing platform enabling embedded finance for companies like Block, Cash App, and Uber. They are a publicly traded company with a culture of flexibility and innovation.
Build Go backend services that broker wallet creation, authentication, and signing at scale.
Own key recovery and the committee trust model using distributed key generation and secret sharing.
Operate production services on Kubernetes with observability, alerting, and compliance controls.
Offchain is a blockchain scalability and security company that built the Arbitrum stack, powering the most widely adopted Ethereum scaling solution. Backed by $124 million in funding, the team is a small, high-ownership group of thinkers and doers tackling real-world challenges in decentralized systems.
Design and build backend services in Golang that integrate with payment processors, gateways, and card networks.
Own critical money-movement flows end to end: authorization, capture, settlement, refunds, reconciliation, and chargeback/dispute handling.
Build idempotent, fault-tolerant, auditable transaction processing within a distributed architecture using patterns like transactional outboxes and queues.
Sezzle financially empowers the next generation with interest-free installment plans and cutting-edge fintech. The company is building an innovative, dynamic team passionate about transforming payments and retail.
Design and optimize scalable APIs and distributed services for mission-critical fraud detection technology.
Investigate complex technical issues through root cause analysis and performance testing.
Collaborate cross-functionally to deliver robust, production-ready solutions while mentoring junior engineers.
The hiring partner company builds high-performance backend systems for real-time fraud detection technology used by organizations worldwide. The engineering team is globally distributed and values technical excellence, autonomy, and knowledge sharing.
Design and develop software in an event-driven microservices environment.
Build microservices in Golang and work with platform engineers.
Respond to production issues and communicate with client technical teams.
zerohash is a leading crypto infrastructure platform that powers digital money for banks and fintechs. Founded in 2017, it has raised over $280M and prioritizes independence, collaboration, and transparency.
Define and drive the technical direction of backend systems, leading architecture discussions and translating product requirements into scalable solutions.
Build, maintain, and improve backend platforms that power content discovery, personalization, reading, and listening experiences.
Drive cross-functional technical execution and promote a culture of technical excellence and collaboration.
Everand is a digital content platform that enables discovery and engagement with ebooks, audiobooks, and more. The company has a global audience and fosters a collaborative remote-first culture.
Design, build, and maintain highly performant, low-latency APIs and distributed microservices handling identity, authorization, user profiles, and product configurations.
Own features end-to-end: partner with Product to shape requirements, through system design, implementation, and production monitoring.
Build reusable internal tooling, ensure high-quality observability, and advocate for engineering best practices across the organization.
Backstory helps companies understand the state of their revenue business by analyzing trillions of sales activities and millions of deals. Headquartered in San Francisco and backed by Y Combinator, Andreessen Horowitz, and Lightspeed, the company is a top 20 percent Inc 5000 firm and a regular leader in G2 categories.
Design, build, and operate reliable, scalable backend services and data pipelines.
Work across our cloud infrastructure (AWS) to ship and run production systems.
Improve the performance, reliability, and observability of the systems you own.
Allocate is transforming private market investing by enabling RIAs and family offices to seamlessly discover, model, and manage their private market exposure. They are a company that values world-class client experience, challenges convention, and embraces continuous improvement and meritocracy.
Design, build, and implement capabilities that enhance security, trust, and resilience of cloud-native payments platform.
Apply expertise in API security, cryptographic controls, AI governance, and software supply chain security.
Collaborate with engineers and security experts to deliver scalable, maintainable solutions embedded into the software development lifecycle.
Form3 is revolutionizing the world of payments with cutting-edge technology and innovative solutions. They are a collaborative and inclusive company that values diversity and open-mindedness, hiring talented people from a variety of backgrounds.
Design and scale highly available backend services and APIs supporting AI-powered developer tools.
Develop distributed systems optimizing reliability, latency, cost, and performance at global scale.
Provide technical leadership through mentorship, code reviews, and collaboration across engineering teams.
Our partner is building next-generation AI-assisted software development experiences. This remote-first role contributes to a globally impactful AI platform with a collaborative culture focused on innovation, inclusion, and technical excellence.
Design, develop, and maintain scalable backend APIs supporting authentication, payments, subscriptions, analytics, consumption tracking, and text-to-speech services.
Build and optimize reliable backend systems with a strong focus on scalability, performance, security, and maintainability.
Collaborate with cross-functional teams to align backend architecture with product strategy, customer needs, and user experience goals.
Our partner is a technology company building backend infrastructure that powers products used by millions worldwide, focusing on accessibility and learning experiences. They are a fast-growing global company with a collaborative engineering culture and a fully distributed team.
Assume a technical leadership role for your team’s solutions, bringing past experiences to improve coding practices and team principles.
Represent engineering in close collaboration with product and design teams and internal stakeholders for technical requirements.
Work principally in the backend and data handling layers of our technology stack, with occasional front end development.
Voltus is a leading company for Distributed Energy Resources (DERs), connecting any DER to any energy market across the US and Canada. They are a remote and virtual company, hiring teammates who are bright, gritty, and good, with a passion for a cleaner energy future.
Design and build scalable backend systems using Go and cloud technologies to process complex security data.
Develop and improve data processing pipelines that transform vulnerability information into structured outputs.
Establish engineering best practices, mentor engineers, and influence architecture decisions.
The company is a technology firm focused on improving the security and reliability of the open-source software ecosystem. It is a remote-first organization with a collaborative culture that values ownership and continuous growth.