Design, code, test, and debug software applications with attention to performance, scalability, and security.
Collaborate with cross-functional teams to translate business requirements into technical specifications and architectural designs.
Participate in code reviews, troubleshoot issues, and maintain comprehensive technical documentation.
EasyPost is a YC unicorn that makes shipping simple for businesses through a developer-friendly REST API. The company is rapidly growing, with a culture of builders and problem-solvers who value elegant architecture and fast decisions.
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 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.
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, 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 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 operate large-scale cloud infrastructure for product metrics and real-time analytics.
Design, develop, and improve fault-tolerant distributed systems processing trillions of events.
Collaborate cross-functionally, perform code reviews, and participate in on-call rotation.
Jobgether uses AI-powered matching to connect candidates with hiring companies. They process applications quickly and share shortlists directly with employers, operating as a job platform seeking to streamline recruitment.
Design and implement APIs and services to support data-heavy systems.
Solve complex technical challenges creatively and effectively.
Guide team members to develop their technical skills and optimize performance metrics.
Insider One is the #1 platform that unifies marketing and customer engagement tools with AI and a CDP. With 1,500+ team members across 30+ offices and 50+ nationalities, it fosters a diverse, collaborative culture backed by top investors like Sequoia Capital.
Build, scale, and maintain backend services that power core analytics systems processing hundreds of thousands of events per second.
Work on high-throughput, low-latency systems and contribute to event ingestion pipelines, API development, and data enrichment.
Write clean, modular, and testable code using Go and Node.js, focusing on building systems that scale.
Insider One is the #1 platform for marketing and customer engagement teams, integrating data, personalization, and journey orchestration across multiple channels. It is a woman-founded, women-led B2B SaaS unicorn with 1,500+ team members across 30 offices, backed by top investors and trusted by Fortune 500 companies.
Design and deliver secure, scalable software solutions using Go within a cloud-native architecture.
Build platform capabilities for API security, cryptographic controls, AI governance, and supply chain security.
Collaborate with engineering, platform, and security teams to enhance production system security and resilience.
Jobgether is a platform that uses AI-powered matching to connect candidates with roles. They partner with companies to manage applications and next steps, fostering an inclusive and diverse working environment.
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.
United StatesCanadaUK
Unlimited PTO
18w maternity
12w paternity
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.
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.
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.
Work on the Tailscale product, focusing on networking features and optimizations across open-source client code and backend services.
Take ownership of the entire product lifecycle, from coding and system design to feature ideation and strategic decisions.
Collaborate with designers and product managers to shape features that enhance networking capabilities for users.
Tailscale builds software to securely interconnect people and devices, regardless of location. Founded in 2019, the fully distributed company is backed by notable investors and serves teams of all sizes.
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.
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.