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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer, Mission Control - **Company:** GitHub - **Location:** San Francisco, CA, United States (Remote available) - **Experience:** Expert - **Salary:** $329,200.0 - **Contract:** Permanent contract - **Skills:** Query Performance, C (Programming Language), Java (Programming Language), JavaScript (Programming Language), Application Programming Interfaces (APIs), Amazon Web Services, Microsoft Azure, C Sharp (Programming Language), C++ (Programming Language), Cloud Storage, Computer Engineering, System Configuration, Distributed Data Store, Distributed Systems, Github, Identity and Access Management, Python (Programming Language), Ruby, Microsoft Copilot, Software Engineering, Management of Software Versions, Openapi, Azure Service Bus, Rust (Programming Language), JetBrains, Backend, Kubernetes, Information Technology, Cosmos DB, Api Design, Terraform, Golang - **Published:** October 20, 2026 - **Apply:** https://arc.dev/remote-jobs/j/redirect/pszcd47yt5 ## About the Role We're looking for an engineer who can operate across the stack (API design, Go services, distributed data, and the security/authorization model that governs who can do what) and who enjoys foundational, cross-team problems. You should be comfortable owning significant components end to end, and driving designs that hold up under scale, security review, and a rapidly evolving product surface., * 6+ years experience in Software Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python * OR Associate's Degree in Computer Science, Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science, or related field AND 5+ years experience in Software Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python * OR Bachelor's Degree in Computer Science, Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science, or related field AND 4+ years experience in Software Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python * OR Master's Degree in Computer Science, Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science, or related field AND 2+ years experience in Software Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python * OR Doctorate in Computer Science, Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science, or related field * OR equivalent experience. * 3+ years of Go (or Ruby) experience. * 3+ years of experience working in Azure, AWS, or GCP. * 3+ years building and operating distributed backend systems, including API design, data modeling, and production ownership. * 2+ years designing and evolving public or partner facing APIs, including versioning and backward compatibility tradeoffs. ## Description * Design, build, and operate the Sessions and Tasks APIs (Go, Azure CosmosDB, Azure Blob Storage, Event Hubs) that back every Copilot agent surface: Copilot Coding Agent, Copilot CLI, VS Code Chat, JetBrains Chat, and Copilot Chat on github.com. * Own and evolve the agent registry and remote steering model, including the policies that decide who can create, edit, or remotely control a session (org/enterprise settings, MDM host managed settings, SSO organization requirements, and staff/internal bypass rules). * Drive spec first API design: propose changes to the OpenAPI description, regenerate strict server bindings, and coordinate breaking or additive schema changes across client and platform teams (copilot-agent-runtime, sweagentd, copilot-api, the github/github monolith, and github-ui). * Write architecture decision records and design proposals for new platform capabilities (for example: the Agent Host Protocol for user managed and sandboxed environments, token sealing and minting for secure relay, and unified steering across synchronous and asynchronous agents). * Ship safely at scale using staged, feature flag gated rollouts (observe-then-enforce patterns) across dotcom, GHES, and Proxima tenants. * Contribute technical leadership and mentorship through design review, pairing, and PR review, raising the bar on idiomatic Go, dependency injected and interface first design, and table driven testing. * Partner with adjacent teams on distributed systems concerns: CosmosDB data modeling and query performance, Kubernetes/Kustomize deployment configuration, Terraform provisioned Azure infrastructure, and service health/on call practices. * Contribute to cross-org design discussions (security/IAM, identity and step up authentication, enterprise policy) and help drive open questions to a shipped, well tested outcome. ## About GitHub GitHub is **_where people build software_**. More than 150 million people use GitHub to discover, fork, and contribute to over 420 million projects. **Tech Stack:** Ruby, Ruby on Rails **Industries:** Enterprise Software, Platform [Company profile](https://www.wearedevelopers.com/companies/3968-github) ### More Jobs at GitHub - [Software Engineer III](https://www.wearedevelopers.com/jobs/ext/3835530-software-engineer-iii) - [Senior Software Engineer, Vulnerability Management](https://www.wearedevelopers.com/jobs/ext/3814641-senior-software-engineer-vulnerability-management) - [Senior Software Engineer, Data Engineering](https://www.wearedevelopers.com/jobs/ext/3820623-senior-software-engineer-data-engineering) - [Senior Software Engineer, Elasticsearch](https://www.wearedevelopers.com/jobs/ext/3785226-senior-software-engineer-elasticsearch) - [Staff Software Engineer](https://www.wearedevelopers.com/jobs/ext/3787765-staff-software-engineer)