Source Job

• Develop and maintain backend services primarily written in Go.
• Build and evolve REST APIs consumed by web and mobile applications.
• Improve system performance and reliability, especially ahead of peak usage periods.

Sierra Studio connects highly vetted Brazilian talent with growing US companies. They work closely with their partners to ensure strong alignment on expectations, culture, and technical bar.

• Design, build, and evolve customer-facing backend services and public APIs.
• Own features end-to-end: from design through implementation, rollout, and iteration.
• Contribute to a product-driven roadmap with real deadlines and clear outcomes.

Chainguard provides guarded open source software, built from source and updated continuously, helping organizations eliminate threats in their software supply chains. Founded by industry experts in open source, security, and cloud native development, Chainguard fosters a customer-obsessed culture that values intentional action.

• Partner with product managers to lead the technical planning of member experience improvements.
• Design systems that span multiple services to allow consistent, fast, clean data flow.
• Swiftly address any issues and invest in resolutions that improve the product's reliability going forward.

Included Health delivers integrated virtual care and navigation, aiming to raise healthcare standards. They break down barriers to provide high-quality care, offering personalized virtual and in-person care.

• Build/extend/troubleshot/fix complex heterogeneous GOlang applications, as well as small self-contained GOlang microservices.
• Improve execution engine of custom third-party code (isolation, performance, new features).
• Write well designed, testable, efficient code in GOlang.

Workato helps businesses globally streamline operations by connecting data, processes, applications, and experiences. Trusted by a community of 400,000 global customers, Workato empowers organizations of every size to unlock new value and lead in today’s fast-changing world.

• Build the backbone of Underdog’s data ecosystem to power seamless communication across our services.
• Create robust, scalable microservices to serve real-time, high-volume data needs for our internal teams.
• Drive impactful technical initiatives from start to finish in a fast-moving, high-stakes environment.

At Underdog, we make sports more fun and aim to build the best products to become the biggest company in the sports space.

Design, implement, and maintain Microservices using Go and/or Python. Design and develop cloud based software products conforming to industry best practices. Build systems, services, and tools to handle new Ocrolus products and business requirements that securely scale over millions of transactions.

Ocrolus helps lenders automate workflows with confidence by streamlining how financial institutions evaluate borrowers and enabling faster, more accurate lending decisions.

• Write and maintain GraphQL endpoints that connect our UI to internal APIs, enabling key operational features.
• Collaborate with senior engineers and cross-functional teams to design, build, and test backend services.
• Participate in pair programming, bug fixing, and design discussions to improve service reliability and performance.

Pismo is a technology company that provides a comprehensive processing platform for banking, card issuing and financial market infrastructure.

• Design, implement, and maintain backend services and APIs to support applications.
• Build and optimize data storage solutions using Postgres, ClickHouse and Elasticsearch to ensure high performance and scalability.
• Collaborate with cross-functional teams to deliver end-to-end solutions.

Cresta is on a mission to turn every customer conversation into a competitive advantage by unlocking the true potential of the contact center.

Spearhead backend coding of new features, guiding the Product team on complexity and tradeoffs. Collaborate with a cross-functional team to offer architectural guidance and support future growth. Leverage experience with enterprise applications to tailor solutions to meet corporate customer needs.

Proton is leading the charge in revolutionizing the wholesale distribution industry with AI-powered sales software that anticipates customer needs.

• Design scalable systems using modern cloud technology.
• Build and run experiments to power the growth of Coinbase’s retail products.
• Articulate a long term vision for maintaining and scaling our backend systems and the teams running them.

Coinbase's mission is to increase economic freedom in the world by building the emerging onchain platform.

• Design and improve a feature-rich analytics platform for K-12 software usage.
• Build high-performance backend services in Go, handling millions of data points.
• Create intuitive, data-rich front-end dashboards using React and modern UI libraries.

Jobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching.

• Design and build distributed, scalable, and high-performance backend systems.
• Develop and maintain services for smart contract interaction.
• Build performant pipelines for blockchain data ingestion and processing.

Ava Labs simplifies deploying high-performance solutions for Web3 through innovations on Avalanche. Founded by computer scientists and Wall Street veterans, they aim to redefine how people build permissionless networks.

• Build and extend services to provide new core functionality to the platform.
• Expand our authentication, authorization, and analytics capabilities.
• Build, test, deploy, and monitor a distributed set of services.

Censys strives to be the go-to source for understanding everything on the internet, offering comprehensive, accurate, and up-to-date internet mapping. They provide real-time internet intelligence and actionable threat insights to global governments and over 50% of the Fortune 500.

• Own and drive the roadmap for multiple areas of focus.
• Drive technical architecture decisions and system designs.
• Develop and maintain backend services and APIs.

Mesh, founded in 2020, is the first global payment network for crypto,connecting hundreds of exchanges, wallets, and financial services platforms.

Provide technical leadership to the Product API team. Collaborate with product and client engineering teams to design and deliver GraphQL APIs. Drive improvements to the reliability, performance, scalability, and maintainability of Philo's product API infrastructure.

Philo is building the future of television, letting subscribers watch shows on their devices with seamless playback, discovery, and sharing.

• Design, build, and improve the Discover product, providing app usage analytics and license management for school districts.
• Develop high-performance backend services in Go and build intuitive frontend experiences with React and Chakra UI.
• Integrate with LLM/AI services and optimize SQL database schemas and queries for large-scale analytics workloads.

GoGuardian helps build a future where all learners are ready and inspired to solve the world’s greatest challenges with their award-winning system of learning solutions.

Design, build, operate, and maintain critical backend systems for alerting, ensuring reliability, scalability, and performance. Drive projects from ideation through to production and operations, actively contributing to roadmap planning. Collaborate with cross-functional teams to deliver features that meet user needs and business objectives.

We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements.

• Design and build API endpoints for client integrations.
• Improve database and query performance.
• Integrate with a wide range of third-party services.

Kalepa's state-of-the-art AI Copilot platform empowers underwriters to make smarter, faster, and more accurate decisions in the commercial insurance industry.

Focus on delivering and supporting GitLab for self-managed customers. Build and maintain the infrastructure, tooling, and automation that power our deployment options. Improve installation and upgrade experiences.

GitLab is an open-core software company that develops the most comprehensive AI-powered DevSecOps Platform , used by more than 100,000 organizations.

• Build high-performance APIs and microservices in Go for reliability and scale.
• Take end-to-end ownership of features, from design to production and monitoring.
• Translate payment problems into technical solutions and expand integration frameworks.

Yuno is building the payment infrastructure that enables all companies to participate in the global market. Founded by experts in payments and IT, Yuno provides a high-performance payment orchestrator, allowing companies to confidently engage customers and maintain global business operations.