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.
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.
Design and build financial services in Go with correctness and auditability as first-class requirements.
Own core service components end to end, from design and implementation to rollout and on-call.
Integrate with external financial partners and build automated reconciliation and exception handling.
The company is building the financial core of a mission-driven fintech platform, including money movement, ledgering, and reporting systems. The team is small, fast-paced, and cross-functional, with a strong culture of ownership and a focus on correctness, auditability, and reliability.
Architect and build robust, scalable, and highly available distributed infrastructure.
Build a cutting-edge cloud-native platform on public cloud and automate resource management.
Improve reliability, security, and cost efficiency of cloud services.
ClickHouse builds a real-time analytics database platform and manages ClickHouse Cloud data plane end-to-end with compute, networking, and security. As a rapidly scaling global startup, the company operates across 25+ countries and fosters a flexible, remote-friendly culture with equity and healthcare benefits.
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.
Enhance and scale a high-performance data onboarding platform to handle real-time data at petabyte scale.
Own and evolve infrastructure across multiple cloud providers, including AWS, GCP, and Azure.
Drive architectural decisions, improve deployment pipelines, and participate in on-call rotations.
ClickHouse is the company behind the open-source ClickHouse database, providing a high-performance database platform. It is a globally distributed start-up operating in over 25 countries, with a culture that values autonomy, innovation, and impact.
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.
Develop and maintain backend services for Xsolla ID using Go and modern IAM protocols.
Design OAuth 2.0/OIDC flows and secure high-load identity systems for millions of users.
Optimize PostgreSQL, Redis, and CockroachDB performance in a microservices environment.
Xsolla is a global commerce company helping video game developers fund, distribute, market, and monetize their games. With over 1,500 game developer partners and a remote-first culture, Xsolla values creativity, collaboration, and employee well-being.
Build and improve the internal platform engineers use to develop, test, deploy, and operate ngrok.
Treat infrastructure like software by automating operational workflows, improving reliability, and scaling systems.
Contribute to builder tools, deployment systems, CI/CD infrastructure, and internal abstractions.
We are an all-in-one cloud networking platform that secures, transforms, and routes traffic to services running anywhere. Trusted by more than 9 million developers at companies like GitHub, Okta, HashiCorp, and Twilio, we have a serious-software, playful-culture team.
Architect and develop reliable, scalable backend services for a business-critical energy trading platform.
Leverage AI-assisted coding tools and TDD to accelerate delivery while maintaining high engineering standards.
Mentor engineers and collaborate with product and frontend teams to shape architectural decisions.
The company develops a business-critical energy trading platform with demanding reliability and scalability requirements. They embrace an AI-first engineering culture and offer fully remote work with opportunities for mentorship and technical ownership.
Build and improve customer-facing registries, APIs, and artifact-serving systems that make open source software easy to consume securely and reliably.
Develop and operate backend services in Go, focusing on scalability, reliability, observability, and performance.
Collaborate with engineers and product partners on design, code review, and solving production issues.
Chainguard is the trusted source for open source, delivering hardened, secure, and production-ready builds of the software engineers and AI agents rely on. It is a venture-backed company serving Fortune 500 enterprises with a remote-first culture and a focus on customer obsession and intentional action.
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 next-generation backend services for Smartsheet's platform, solving distributed systems challenges.
Maintain core infrastructure and manage large-scale databases using AWS, Go, MySQL, Terraform, and Temporal.
Collaborate via mob programming, practice TDD, and utilize AI tools to improve productivity.
Smartsheet empowers teams to manage work and scale solutions, now uniting human teams with AI agents. We are an ambitious, collaborative company focused on high-quality engineering and collective ownership.
Design and implement backend services for licensing, entitlements, feature access, and usage limits across NodeZero's product and APIs.
Build and evolve provisioning, admin experience, MSP/MSSP capabilities, and audit logging for a multi-tenant SaaS platform.
Operate production services with monitoring, incident response, and a high bar for design quality and test coverage.
Horizon3 is a fast-growing, remote cybersecurity company that helps organizations proactively find, fix, and verify exploitable attack vectors through its NodeZero autonomous pentesting platform. The team is a fusion of former special operations cyber operators and startup engineers, fostering a culture of respect, collaboration, ownership, and results.
Own and evolve distributed systems architecture for platform services, ensuring reliability and performance at enterprise scale.
Drive cost optimization, observability, and incident management practices across cloud infrastructure.
Hire, mentor, and grow engineers while partnering cross-functionally to align platform capabilities with organizational needs.
HighLevel is an AI-powered business operating system that helps agencies, entrepreneurs and SMBs build, automate and scale their operations. With over 2,000 team members across 10+ countries, HighLevel operates as a global, remote-first organization built for speed and ownership.
Own architecture health of large-scale distributed systems, including failure modes, capacity constraints, and consistency guarantees.
Identify and remediate systemic risks such as single points of failure, unbounded queues, and data-loss scenarios.
Work hands-on with Node.js/Go and GCP technologies to prototype solutions and resolve complex failures.
This company operates large-scale distributed systems processing billions of events and messages. Its engineering culture values technical rigor, proactive problem solving, and clear cross-team communication.
Build and evolve highly available, event-driven systems supporting large-scale communication with software agents across multiple operating systems.
Work across backend services, cloud infrastructure, security, and real-time messaging to deliver reliable and scalable production software.
Develop and maintain software solutions across a varied technology stack, ensuring products are functional, efficient, reliable, and scalable.
Cresteo is a nearshore tech services company on a mission to be the world leader in people-first and honest tech services. Their team is passionate about treating software development as a human sport and art form, prioritizing transparency, profit-sharing, and a people-centered culture.
Design, develop, and maintain back-end components for internal and open-source cybersecurity projects.
Build REST and GraphQL APIs, command-line tools, and containerized services using Python, Go, and Docker.
Contribute to infrastructure automation and collaborate with teammates to solve complex technical problems.
SpecterOps develops internal and open-source cybersecurity projects such as Mythic and Ghostwriter for the security community. We are a small, transparent team that values autonomy, collaboration, and continuous improvement.
Design and build customer-facing features in a multi-tenant backend using Go and PostgreSQL.
Develop AI-powered workflows and integrations that turn fragmented data into actionable customer insights.
Own features end-to-end, ensuring reliability, performance, and production readiness across AWS and on-premise deployments.
They build customer intelligence platforms and AI-powered workflows that solve real business challenges. They operate as a product-focused technology environment with a fully remote team, valuing independent problem-solving and collaboration.