Source Job

• Design, code, test, and debug scalable software applications and APIs following best practices.
• Collaborate with cross-functional teams to translate business requirements into technical solutions.
• Participate in code reviews, guide AI tooling practices, and maintain technical documentation.

EasyPost provides a developer-friendly REST API for shipping, making shipping simple for businesses from startups to Fortune 500. Founded in 2012 as a YC unicorn, EasyPost is a hyper-growth company with a scrappy, fast-moving culture where builders and problem-solvers thrive.

• Design and implement AI inference and training cloud products optimized for Kubernetes, including autoscaling and distributed jobs across GPU fleets.
• Write clean, efficient Go code for Kubernetes controllers, operators, and custom resources supporting AI workloads.
• Build APIs, CLIs, and developer tools to simplify deployment, lifecycle management, and monitoring of AI applications.

Gcore is a global provider of infrastructure and software solutions for AI, cloud, network, and security, powering digital experiences worldwide. With 550+ professionals and 210+ edge locations, the company collaborates with partners like Intel, NVIDIA, and Equinix to build the foundation for an AI-driven world.

• Collaborate with product managers, designers, and users to build and operate UDS Registry for managing packages in mission environments.
• Lead design, implementation, and deployment of features with direct impact on mission outcomes, including ownership of architecture decisions.
• Participate in on-call rotation, integrate with defense systems, and contribute to open source projects like CNCF and ASF.

Defense Unicorns delivers mission value by streamlining software delivery so customers can focus on the most important challenges. The team is composed of innovators, software engineers, and veterans with decades of experience delivering technology programs across the federal market.

• Design, develop and maintain services written in Go and Python powering ExtraHop's products.
• Lead and participate actively in agile development processes, code reviews, and technical strategy discussions.
• Provide technical leadership to junior team members and foster a culture of excellence and collaborative problem solving.

ExtraHop is a cybersecurity company that provides Network Detection and Response (NDR) solutions to protect enterprises from cyber threats. With a culture rooted in values like leading with purpose and acting with integrity, the company has been empowering connected enterprises since 2007.

• Design and maintain high-performance backend services in Golang on GCP and AWS for fraud detection and compliance products.
• Build APIs for banking/payment systems and collaborate with cross-functional teams on product development.
• Own the full product lifecycle including testing with Cypress, Junit, or Mockito and maintain user-facing documentation.

Sardine provides fraud prevention and AML compliance solutions using device intelligence, behavior biometrics, machine learning, and AI. The company has raised $145M from top investors and serves over 300 banks, retailers, and fintechs globally, maintaining a remote-first culture with hubs in North America and Brazil.

• Build and maintain core components of the clearing house in Go on GCP, including customer onboarding flows and data ingestion pipelines.
• Take ownership of ambiguous problems and drive features from design through production with appropriate testing and observability.
• Participate in on-call rotation, contribute to incident response, and become a go-to engineer for core subsystems.

Chainguard is the trusted source for secure open source software, delivering hardened builds for enterprise customers. The company is venture-backed by leading investors and serves Fortune 500 enterprises.

• Provide frontline technical expertise to help developers deploy and scale Temporal in cloud-native environments.
• Troubleshoot complex infrastructure issues, optimize performance, and develop automation solutions.
• Collaborate with engineering and product teams to influence platform improvements and enhance developer experience.

Temporal provides an open source programming model that simplifies code and makes applications more reliable. The company is a growing team driven by values of curiosity, collaboration, and humility, focused on improving developer experience.

• Design, develop, maintain, and scale Coupa’s platform systems and services.
• Participate in operational design and code review, advocating best practices.
• Build reusable microservices and frameworks to enable data flows via APIs, files, and message queues.

Coupa provides a community-generated AI and total spend management platform for businesses of all sizes. The company fosters a collaborative and transparent culture with a global network of over 10 million buyers and suppliers.

• Design, build, and maintain highly available Kubernetes infrastructure at scale.
• Lead design for components and features, and contribute to architecture decisions for container orchestration.
• Mentor engineers on Kubernetes best practices and drive initiatives to improve system reliability.

Marqeta provides a card issuing platform for companies to issue cards, authorize transactions, and manage payment operations in real time. They are a publicly-traded company with a Flex First culture that values remote work and employee growth.

• Design, build, operate, and maintain large-scale distributed systems for product metrics.
• Develop backend services using Golang within a cloud-native, Kubernetes-based environment.
• Ensure high performance, reliability, and cost efficiency of critical data processing systems.

The company builds a large-scale distributed data platform for real-time analytics and customer-facing insights. It is a remote-first organization with a strong engineering culture focused on ownership, learning, and technical excellence.

• Design, implement, and maintain software enabling autonomous satellite operations and real-time tasking.
• Develop and integrate services interfacing with ground station infrastructure and satellite communication protocols.
• Collaborate with cross-functional teams to refine technical requirements and write clean, maintainable code with emphasis on safety and reliability.

BlackSky is a real-time intelligence company that owns and operates the world's most advanced space-based intelligence platform, providing satellite imagery and automated analytics. The company has a global team that works with cutting-edge technology and prides itself on being people-first, customer-focused, and fun.

• Own end-to-end domain within the clearing house: customer onboarding, entitlements, or data validation.
• Drive architecture and implementation of backend systems in Go on GCP, ensuring production readiness.
• Establish engineering best practices and collaborate with principal engineer on technical planning.

Chainguard secures the open source software supply chain by providing hardened, secure builds of open source software. It is a venture-backed startup with a remote-first culture, trusted by Fortune 500 enterprises.

• Lead a team of backend engineers to build communications infrastructure including document generation and multi-channel notifications.
• Drive technical leadership by remaining hands-on in code, reviewing pull requests, and guiding complex challenges.
• Partner with product, compliance, and legal to develop compliant solutions for regulatory disclosures and carrier integrations.

Bestow is a vertical technology platform that modernizes life insurance infrastructure for carriers. They are backed by leading investors and trusted by major carriers, with a culture that values precision, purpose, and heart.

• Design, implement, and operate core services that power Docker’s Cloud Sandboxes platform.
• Build scalable systems for microVM orchestration, workload scheduling, and lifecycle management.
• Ensure system reliability, observability, and performance across Docker’s Cloud Sandbox infrastructure.

Docker is a globally distributed, remote-first company that builds tools for developers to build, share, and run applications. Trusted by over 20 million monthly users and 20 billion container image pulls, it has a collaborative culture focused on innovation and reliability.

• Work cross-functionally with product, design, and other engineering counterparts to execute on product and business strategy and build novel products and features that users will love.
• Contribute to the full development cycle: technical design, development, test, experimentation, analysis, and launch, while reviewing code and design docs.
• Lead a team of thoughtful, fast-moving, and motivated engineers, setting standards that improve developer workflows and coaching engineers to further their professional development.

Reddit is a community of communities built on shared interests, passion, and trust, hosting the most open and authentic conversations on the internet. With 100,000+ active communities and approximately 126 million daily active unique visitors, it is one of the largest sources of information online. We are continuing to grow our teams with the best talent.

• Own moderately complex backend features and services in Go on GCP end-to-end from design through production.
• Write clean, tested, production-ready code and improve it continuously.
• Contribute to infrastructure, observability tooling, and on-call preparation.

Chainguard is the trusted source for open source software, delivering hardened and secure builds to eliminate risk. The company is venture-backed by leading investors and serves Fortune 500 enterprises.

• Spearheads evolution of compute and data delivery services with an emphasis on scale and user requirements
• Collaborates to enable efficient and rapid access to new and growing data sets
• Improves reliability and scalability by resolving edge cases, studying failure modes, and writing tests

Planet designs, builds, and operates the largest constellation of imaging satellites, delivering an unprecedented dataset via a cloud-based platform. With a global team and a people-centric approach, the company focuses on culture and community while preparing for growth.

• Lead technical implementations and drive adoption of Chainguard images for secure software development.
• Partner with account teams to understand customer vision and drive account-level strategies.
• Collaborate with product and engineering to convey customer requirements and prioritize image builds.

Chainguard is the trusted source for open source, delivering hardened, secure, and production-ready builds of open source software. They are venture-backed by leading investors and serve Fortune 500 enterprises and global industry leaders.

• Own core compute infrastructure across multiple cloud providers and regions.
• Design capabilities for greater performance and flexibility in service deployment.
• Investigate and resolve challenging cloud and compute issues across the stack.

Render is a cloud platform for developers building AI-native, full-stack, multi-service applications. Trusted by over 6 million developers, the company has raised $257M in funding and values craft, velocity, and user experience.

• Own the US-only production environment end-to-end, including infrastructure deployment, maintenance, scaling, and reliability.
• Lead and grow the US-based DevOps team, design scalable AWS infrastructure, and build CI/CD pipelines for safe, fast shipping.
• Partner with engineering on application error investigations, improve monitoring and alerting, and coordinate with the Tel Aviv team on shared platform standards.

Zafran de-risks 90% of critical vulnerabilities overnight across hybrid environments using existing security tools. Backed by Sequoia Capital and Cyberstarts, it is one of the fastest-growing companies in cybersecurity, scaling to meet demand from advanced organizations.