Onebrief is collaboration and AI-powered workflow software designed specifically for military staffs. By transforming this work, Onebrief makes the staff as a whole superhuman - meaning faster, smarter, and more efficient.
We take ownership, seek excellence, and play to win with the seriousness and camaraderie of an Olympic team. Onebrief operates as an all-remote company, though many of our employees work alongside our customers at military commands around the world.
Founded in 2019 by a group of experienced planners, today, Onebrief’s team spans veterans from all forces and global organizations, and technologists from leading-edge software companies. We’ve raised $320m+ from top-tier investors, including Battery Ventures, General Catalyst, Sapphire Ventures, Insight Partners, and Human Capital, and today, Onebrief is valued at $2.15B. With this continued growth, Onebrief is able to make an impact where it matters most.
About the roleWe’re hiring Senior Backend Engineers to help design, build, and operate the core systems of our platform. This is a hands-on engineering role with a focus on performance, reliability, and operational excellence. Our backend is built on modern languages, frameworks, and cloud-native infrastructure. We value strong problem-solving skills and sound engineering judgment over mastery of any one technology.
You’ll work on high-impact systems including (but not limited to) our core backend services, database, monitoring, and metrics pipelines. Expect to tackle challenges in scaling, performance, data modeling, fault tolerance, observability, and disaster recovery. You’ll help shape architecture and contribute to operational and long term strategy.
If you enjoy thinking about trade-offs, working across the stack, and solving problems that keep production systems healthy under real-world conditions, you’ll thrive here.
Design, build, and maintain backend services that power mission-critical platform functions within your team’s scope
Optimize data models and system performance to improve scalability, reliability, and maintainability
Work across APIs, databases, and deployment systems to deliver cohesive, production-ready solutions
Diagnose and resolve performance, scalability, and reliability issues in production
Contribute to architecture discussions and collaborate on high-availability system design
Implement and improve monitoring, alerting, and operational practices
Balance long-term code quality with pragmatic delivery to meet team goals
6+ years of experience in backend software development, with strong proficiency in one or more backend languages (e.g., Node.js, Python, Java, Go)
Deep understanding of scalable API design (REST, GraphQL, gRPC), data modeling, distributed systems, and performance/reliability best practices
Hands-on experience with relational and/or non-relational databases, containerization, and cloud infrastructure (Docker, Kubernetes, AWS/GCP/Azure)
Experience owning and delivering complex, well-scoped backend initiatives within a team
Strong architectural judgment within team boundaries and ability to contribute meaningfully to system design discussions
Ability to recognize bottlenecks and adjust course when needed; willingness to escalate when complexity expands significantly beyond team scope
Experience collaborating across teams (i.e., product, frontend, and DevOps) to deliver high-quality, end-to-end solutions
Experience operating in moderate ambiguity, maintaining steady execution and clear communication across PRs and design discussions
Track record of delivering complex projects in fast-paced or demanding environments
Background in mission-critical domains
Experience with CI/CD pipelines, automated testing, and deployment workflows
Prior experience driving architecture and system design decisions for complex, high-scale applications
Knowledge of event-driven and service-oriented architectures (Kafka, Pub/Sub, microservices)
Familiarity with observability stacks (logging, metrics, tracing) and incident response practices
Experience with data sharding and logical data partitioning strategies
Experience with message queues, streaming platforms, or event buses
Experience working with security/compliance requirements (e.g., SOC2, FedRAMP, HIPAA)
Notice to Third Party Recruitment Agencies
Please note that Onebrief does not accept unsolicited resumes from recruiters or employment agencies. In the absence of an executed Recruitment Services Agreement, there will be no obligation to any referral compensation or recruiter fee. In the event a recruiter or agency submits a resume or candidate without an agreement Onebrief explicitly reserves the right to pursue and hire those candidate(s) without any financial obligation to the recruiter or agency. Any unsolicited resumes, including those submitted to hiring managers, shall be deemed the property of Onebrief.
Onebrief Compensation & Benefits Highlights
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Retirement Support — A 401(k) with employer matching up to 4% capped at $10,000 annually is offered, noted as relatively strong for a startup. Recent mentions indicate this match has been added or improved as the company scaled.
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Leave & Time Off Breadth — Unlimited PTO is paired with paid holidays, paid sick days, and company‑wide vacation periods within a remote‑first setup. The policy breadth is consistently listed even though usage norms are not fully disclosed.
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Parental & Family Support — Generous parental leave is highlighted on multiple listings, with some postings citing 8 weeks paid at 100%. This points to tangible support for new parents alongside other time‑off benefits.
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What We Do
Onebrief builds collaboration and AI-powered workflow software for military planning and operational coordination. Today, many critical planning workflows still rely on fragmented systems, static documents, and disconnected tools that make collaboration and decision-making unnecessarily difficult. Onebrief brings modern software, AI, and real-time collaboration into those environments, helping teams operate with greater clarity, coordination, and adaptability in situations where decisions carry real-world consequences. We are a distributed team of builders from military, operational, and technology backgrounds who care deeply about improving how important work gets done. Some team members work remotely, while others work directly alongside customers in operational environments around the world. Founded in 2019, Onebrief is backed by leading investors including General Catalyst, Battery Ventures, Insight Partners, Sapphire Ventures, and Human Capital. Valued at more than $2 billion, we continue to invest in product innovation, AI capabilities, and team growth.
Why Work With Us
Work matters, but so do the people you work with. At Onebrief, you'll tackle meaningful challenges alongside grounded teammates who care deeply about doing great work and helping one another succeed.
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Onebrief Offices
Remote Workspace
Employees work remotely.
We’re a fully remote organization - and believe it makes us a more powerful team. We bring together incredible professionals without the constraints of time zones or personal circumstances.
