Source Job

Europe Unlimited PTO 13w maternity 9w paternity

  • Drive the technical strategy and implementation for our JavaScript ecosystem infrastructure.
  • Design, implement, and optimize systems for automated artifact creation, update, validation, and vulnerability scanning.
  • Build and maintain internal developer tools that improve the workflows for library and package maintenance.

Javascript TypeScript Go Docker Kubernetes

20 jobs similar to Staff Software Engineer (Libraries)

Jobs ranked by similarity.

Europe US Unlimited PTO 18w maternity 12w paternity

  • Collaborate with teams to design innovative services and features.
  • Develop robust tools and services to improve the image build system as it scales.
  • Own high-impact, deeply technical components of the Chainguard stack.

Chainguard is the secure foundation for software development and deployment. Founded by industry experts, they provide guarded open source software, built from source and updated continuously, and have built the largest library of open source software that is secure by default.

Europe US Unlimited PTO 13w maternity 9w paternity

  • Design and implement new features that make our container images even more secure, performant, and scalable.
  • Develop robust internal systems that scale with us—everything from build pipelines to container registries to custom tooling that only we could dream up.
  • Define standards, write tests, and ship tooling that helps us stay high-quality and high-velocity at the same time.

Chainguard is the secure foundation for software development and deployment. They provide guarded open source software and have built the largest library of open source software that is secure by default, and is focused on hiring “Chainguardians'' with unique backgrounds, perspectives, and experiences.

US Unlimited PTO 16w maternity

  • Lead complex projects with multiple stakeholders and engineers to deliver significant impact to our business
  • Set direction for critical technical surface areas, enabling us to stay ahead of continued rapid growth
  • Design, develop, and own new product functionality and/or infrastructure leveraging modern frameworks and tooling (TypeScript, React, Node.js)

Vanta's mission is to help businesses earn and prove trust by monitoring and verifying security continuously. They empower companies to practice better security and prove it with ease. Vanta has a kind and talented team, and while some have prior security experience, many have been successful at Vanta without it.

$157,000–$184,000/yr
US UK Unlimited PTO 18w maternity 12w paternity

  • 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.

  • Contribute to our core product, primarily in Go, on services that power our applications.
  • Design and refine technical systems, helping to shape them to remain scalable, reliable, and elegant.
  • Collaborate closely across disciplines to explore problems, prototype ideas, and iterate quickly.

Humanitec is reshaping how enterprises build and run their cloud-native setups and helps teams build Internal Developer Platforms (IDPs) that unlock true developer self-service. They are a fully remote company where small teams work closely.

India

  • Design & implement custom test automation frameworks for functional, performance, and security testing
  • Write robust, maintainable code in Java, JavaScript/TypeScript to automate test workflows
  • Partner with QE, SRE/DevOps, and development teams to understand testing pain points and deliver tooling solutions

Moniepoint is an all-in-one financial services platform for emerging markets and the second-fastest growing company in Africa. Since 2019, Moniepoint’s technology has powered over 3 million people, offering personal and business banking, payment, credit, and business management tools to help them succeed. They cultivate a culture of innovation, teamwork, and growth where all opinions carry weight and where all voices are heard.

$170,000–$200,000/yr
Global Unlimited PTO

  • Design, build, and deliver software to enhance the availability, scalability, latency, and efficiency of Zora’s infrastructure platform
  • Provide technical and strategic input to shape the direction of the infrastructure platform
  • Operate and maintain core infrastructure systems in service of enhancing the developer experience

Zora is a new on-chain social network where people can freely express themselves and connect with others. They are working to make Zora available to as many people as possible to make creating on the internet free and valuable.

South America Unlimited PTO

  • Write performant, maintainable code that is easy to read and well-documented.
  • Write automated tests to thoroughly validate the correctness of your code.
  • Deploy large-scale web applications.

Nerdy, the company behind Varsity Tutors, is redrawing the blueprint of learning. Their Live + AI™ platform fuses real-time human expertise with proprietary generative-AI systems, setting a new bar for measurable academic impact at global scale. They recruit the kind of technologists and operators you’d bet on as solo founders - people who turn ambiguous problems into shipping code, iterate faster than markets move, and compound their advantage with every data point.

Europe

  • Create, maintain, and operate end-to-end services that interact with the PRISMA platform.
  • Influence Analysis, Architecture, Deployment, Monitoring, Security, and every other aspect of the software lifecycle.
  • Work in a dynamic, agile environment on cross-functional teams.

PRISMA connects around 20 European markets, making it the leading platform for the movement of gas around the continent. With more than 20 nationalities in our team, they are proud of a rich mix of backgrounds and ideas, from music lovers and gamers to philosophers and cycling enthusiasts.

US Unlimited PTO

  • Build and operate the systems that power Vanta’s FedRAMP environments, including automated release, vulnerability remediation, and evidence generation pipelines that meet strict compliance timelines
  • Design and maintain Vanta’s vulnerability management platform, automating detection, remediation, and compliance reporting across both FedRAMP and non-FedRAMP environments
  • Define and evolve Vanta’s production reliability framework, including SLOs, incident response patterns, observability standards, service catalog, metrics dashboards, and the Vanta SLA definition

Vanta helps businesses earn and prove trust. They have a kind and talented team and empower companies to practice better security and prove it with ease. Vanta was inspired by a vision to restore trust in internet businesses by enabling companies to improve and prove their security.

US Canada

  • Design, develop, and maintain scalable web applications using JavaScript, TypeScript, React, and Next.js
  • Build and support backend services and APIs using Python
  • Develop, containerize, and deploy applications using Docker within complex infrastructure environments

Quantiphi is an award-winning Applied AI and Big Data software and services company, driven by a deep desire to solve transformational problems at the heart of businesses. Headquartered in Boston, with 4,000+ professionals across the globe, they foster a culture built on transparency, diversity, integrity, learning and growth.

India

  • Develop reusable libraries, plugins, and CLI tools to support test execution, reporting, and integration with CI/CD pipelines
  • Write robust, maintainable code in Java, JavaScript/TypeScript to automate test workflows
  • Containerize tools using Docker and orchestrate test environments using Kubernetes

Moniepoint is an all-in-one financial services platform for emerging markets and the second-fastest growing company in Africa. Since 2019, Moniepoint’s technology has powered over 3 million people, offering personal and business banking, payment, credit, and business management tools to help them succeed.

EMEA Unlimited PTO

  • Reproduce, assess, and document vulnerabilities, perform variant hunting, and contribute to exploitability research on security issues reported in GitLab’s products and services.
  • Support and consult with product and development teams on effective vulnerability remediation and mitigation. Independently validate vulnerability fixes prior to release.
  • Contribute to clear and actionable documentation that explains vulnerability impact, risk, and remediation guidance for technical and non-technical audiences, helping to scale PSIRT knowledge and practices across GitLab.

GitLab is an open-core software company that develops the most comprehensive AI-powered DevSecOps Platform, used by more than 100,000 organizations. Their high-performance culture is driven by their values and continuous knowledge exchange, enabling their team members to reach their full potential while collaborating with industry leaders to solve complex problems.

Europe Unlimited PTO

  • Design, build, and operate production-grade Web3 systems used by real customers and assets at scale.
  • Own features end-to-end across frontend, backend, and on-chain components.
  • Lead the design and implementation of complex workflows involving wallets, transactions, settlements, and orchestration.

Mesh enables consumers to pay and be paid with any asset, bridging the gap in tokenized assets for everyday commerce through their orchestration engine and consumer app. Backed by PayPal Ventures, Paradigm, and Galaxy Ventures, they are building the infrastructure for the next era of the global economy.

$80,000–$120,000/yr
US

  • Delivers quality code via unit and integration testing through a suite of automated tests.
  • Troubleshoots and resolves low to moderate complexity software bugs or issues, with close direction from more senior software engineers, and finds the real root cause and provides an efficient fix.
  • Develop and maintain user facing features using modern front-end technologies and assist in building and maintaining backend services, APIs and databases.

IMO Health combines computer science and medical expertise to help patients and healthcare professionals access high-quality health information that improves patient outcomes. They're a growing company with a culture that values proactive and passionate engineers who are eager to solve complex challenges together.

$230,000–$270,000/yr
US Unlimited PTO 12w maternity

  • Design, build and launch new multi-product features and improve the overall quality of SmarterDx’s apps
  • Design, build and launch reusable frontend components that are fully featured, responsive, and accessible to improve the overall quality of SmarterDx’s apps
  • Collaborate across disciplines to understand our users and iterate on new ideas

SmarterDx, a Smarter Technologies company, builds clinical AI that is transforming how hospitals translate care into payment. Founded by physicians in 2020, their platform connects clinical context with revenue intelligence. SmarterDx has a fast-moving, high-impact environment where you can focus on what matters with smart, supportive, and mission-driven colleagues.

US 4w PTO

  • Lead a high-performing engineering team, managing hiring, performance, and career growth while fostering an inclusive culture.
  • Build the security modular platform, driving architecture, design, and implementation with emphasis on scalability, reliability, and low latency.
  • Execute technical strategy, partnering with architects and principal engineers to shape long-term vision, modernization, AI integration, and security best practices.

Experian is a global data and technology company, powering opportunities for people and businesses around the world. They operate across a range of markets and invest in new advanced technologies to unlock the power of data and to innovate. A FTSE 100 Index company, they have a team of 23,300 people across 32 countries.

Unlimited PTO 14w maternity 14w paternity

  • Work with the frontend web UI team to design and implement high-quality user interfaces.
  • Collaborate with product managers, designers, and backend engineers to gather requirements and translate them into intuitive and visually appealing UI/UX designs.
  • Develop and maintain responsive, cross-platform web applications using Typescript and modern frameworks like Astro and Svelte.

Trase Systems, co-founded in 2023 by Joe Laws and Grant Verstandig, empowers enterprise leaders to harness the full potential of AI without the associated complexity and risks. They are an end-to-end solution for deploying, managing, and optimizing AI in the enterprise and are at the forefront of AI Agent innovation.

US Unlimited PTO

  • Lead complex projects with multiple stakeholders and engineers to enable our business and team to scale
  • Evolve our frontend build system: bundlers, static analysis, caching, package management, and monorepo tooling
  • Develop and scale our frontend testing strategy (unit, integration, visual regression, and E2E)

Vanta's mission is to help businesses earn and prove trust by enabling companies to improve and prove their security with ease. They have a kind and talented team, and while some have prior security experience, many have been successful without it.

Europe

  • Participate in the entire project life cycle, from product development and release to maintenance.
  • Research, evaluate, and share existing and upcoming new technologies with the team.
  • Develop and maintain high-quality, scalable JavaScript/TypeScript applications.

Insider One is a platform that provides marketing and customer engagement teams with the tools they need to reach their peak potential. They have 1,500+ team members representing 50+ nationalities across 30+ offices and are known for their socially progressive technology community.