Senior Software Engineer, Front End

Posted Yesterday
Hiring Remotely in United States
Remote
180K-230K Annually
Senior level
Software • Defense
Building the future of the military staff.
The Role
The Senior Software Engineer will develop modern user interfaces, improve application performance, and mentor peers in a collaborative, async-first environment, focusing on best practices and user accessibility.
Summary Generated by Built In
About Onebrief

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 $123m+ from top-tier investors, including Battery Ventures, General Catalyst, Insight Partners, and Human Capital, and today, Onebrief is valued at $1.1B. With this continued growth, Onebrief is able to make an impact where it matters most.

About the Role

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.

About You

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.

What You'll Do
  • 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

What We Look For
  • 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

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


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.

Top Skills

AWS
Ci/Cd
JavaScript
Kubernetes
Node.js
Playwright
Postgres
React
Redis
Typescript
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The Company
Honolulu, HI
220 Employees

What We Do

Before Onebrief, military planning and collaboration was slow, inefficient, and resource-intensive. Building slides with no version control as partners collaborated would have staffs spend weeks or months on a single product or document.

With Onebrief, these workflows are now simple and collaboration between large commands is efficient. Staff optimization is the key to building a more resilient, more effective military. Today Onebrief users report at least 2x time savings - and growing.

Onebrief is a first of its kind software for the military. While many others have tried to build a solution for this problem, Onebrief’s “card” structure for reusing data and enabling real time updates is what makes this possible. Core features and attributes that make this platform powerful include:
- Global Collaboration
- Real-Time Updates
- AI Automation
- Interoperability + Integrations
- Deployable across Secret and Top Secret Networks

Mission Driven

Onebrief is composed of professionals from backgrounds of all kinds - spanning veterans across forces and organizations, and technologists from leading-edge software giants.

Onebrief is more than just a software platform; it's a mission-driven company dedicated to improving the efficiency and effectiveness of military planning. By joining the team, you'll contribute to solutions that directly support national security and the work of service members.

Your work directly addresses critical challenges that military planners and operators face daily. Every line of code and every design decision contributes to real-world outcomes.

The software was designed and built by a team of experienced planners - lending a nuanced perspective on the challenges our partners face. Our team embeds alongside users - from
the Pentagon to the Indo-Pacific - to build a platform that meets their unique needs.

Rapid, Strategic Growth

Our users love the platform and growth is scaling, most recently reporting operational usage growth at a 19,600% annualized rate. Stronger utilization is underway and we’re at an exciting period of advancement.

As a rapidly growing organization, you'll directly influence its direction and long-term success. Over the past year we’ve seen exciting growth metrics:

First, our headcount has grown 150% YoY to keep pace with our product advancement and customer growth.

Our funding has skyrocketed, most recently raising our Series C, led by top-tier venture investors who have deep expertise in defense tech.

Why Work With Us

Impactful Transformation

At Onebrief, we believe optimizing the military staff is the most impactful thing - on a per-dollar basis - in defense tech right now. This has the potential to save the department of defense billions of dollars and save users countless hours. It’s a longstanding problem that we’re uniquely positioned to solve.

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Onebrief Offices

Remote Workspace

Employees work remotely.

Typical time on-site: None
United States

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