Senior Software Engineer, Onebrief
Frontend
$180-230k
+ Equity
Military planning software
Be an early applicant
Military planning software
101-200 employees
Be an early applicant
$180-230k
+ Equity
101-200 employees
Company mission
To enable faster, smarter decisions, by syncing data across all products in real-time.
Role
Who you are
- You are an expert in building modern web interfaces and you manage complex client state with care. You hold a high bar for accessibility, security, testing and performance and are fluent in React and TypeScript
- You thrive in ambiguous environments and proactively drive clarity and adoption across teams. Experience with military, government, or highly regulated domains is a plus but not required
- 5+ years as a Software Engineer with a focus in frontend development, including owning meaningful product or platform surfaces
- Experience delivering responsive, accessible and performant UI capabilities
- High proficiency in modern frontend technologies like Typescript and React and testing frameworks like Playwright
- Experience collaborating across teams to deliver elegant, strategic solutions to defined problems
- A comprehensive understanding of the current state of web technology and best practices
- A track record of shipping in B2B SaaS or similarly demanding domains
- Clear, context-rich communication across PRs, RFCs, and collaborative docs
- Comfort navigating ambiguity and low-process, async environments
- Hands-on experience improving team velocity via tooling or process improvements
What the job involves
- As a Senior Software Engineer, Frontend you'll work in close collaboration with our product, design, and tech operations teams
- You'll be responsible for supporting the development of modern user interfaces and driving consistent and intuitive experiences across our platform
- You will be tasked with exploring new paradigms, libraries, and frameworks within the JavaScript and React ecosystem to accelerate frontend development and improve application performance
- This is a hands-on role, but you'll also play a key function in continuously improving our end-to-end architecture and developer experience
- Collaborate closely with product and design to build user-facing features at scale
- Support and unblock peers through async reviews, pairing, and mentorship
- Work in an async-first way, aligning clearly on scope, tradeoffs, and outcomes
- Drive frontend best practices, through deliverables, demos and documentation
- Core tech we use
- Frontend: React, TypeScript, Vite, shared component libraries, client-side observability
- Backend: Node.js, PostgreSQL, Redis, secure RESTful APIs
- Infrastructure: Kubernetes, AWS, CI/CD pipelines
- Integrations: CSV/Excel/KML importers, JWT auth, PDF exports, DoD data systems
Our take
Onebrief is transforming military planning with its software platform, which simplifies and speeds up operational tasks for US military headquarters worldwide. The platform enhances decision-making and streamlines complex planning, supporting various missions from defence to humanitarian aid.
The company recently launched an API for better integration with other military tools and is developing offline access for remote use. With a growing team and new AI features, Onebrief continues to innovate to meet the evolving needs of military users.
To fuel this growth, the company has secured substantial funding. This investments will be used to expand the engineering team and drive further product development, ensuring Onebrief stays ahead in the military technology space.
Kirsty
Company Specialist at Welcome to the Jungle
Company
Funding (last 2 of 6 rounds)
Jun 2025
$20m
SERIES C
Jan 2025
$50m
SERIES C
Total funding: $144.2m
Company HQ
Aliamanu - Salt Lakes - Foster Village, Honolulu, HI
Leadership
Grant Demaree
(Co-Founder & CEO)Mentor at Alchemist Accelerator. Their career spans leadership in the 101st Airborne Division and strategic roles in international operations.
Rafa Pereira
(Co-Founder & Head of Product)Mentor at Capital Factory. Previously a Director of Software Engineering at data.world. They also served in Senior roles at IAC, Bunge, and Stefanini, where they drove significant advancements in Software Engineering and Systems Integration.
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