Staff Software Engineer, Backend

Posted 11 Days Ago
Hiring Remotely in USA
Remote
160K-225K Annually
Senior level
Software • Defense
Building the future of the military staff.
The Role
The Staff Backend Engineer will design and maintain backend services, optimize data models, and ensure system reliability and performance, collaborating cross-functionally to deliver high-impact solutions.
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

We’re hiring a Staff Backend Engineer 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.

What you'll do
  • Design, build, and maintain backend services that power mission critical platform functions

  • Evolve and optimize the underlying data model to improve scalability, performance, and reusability

  • Work across the stack — from APIs and databases to deployment and observability

  • Diagnose and resolve performance, scalability, and reliability issues in production

  • Collaborate on architecture and operational strategy for high-availability systems

  • Implement and refine monitoring, alerting, and metrics collection

  • Balance long-term engineering quality with pragmatic delivery

What we look for
  • 7+ years of experience in backend software development

  • B.S. in Computer Science, Engineering, or equivalent practical experience

  • Proficiency in one or more backend languages (e.g., Node.js, Python, Java, Go, etc.)

  • Deep understanding of designing and building scalable APIs (REST, GraphQL, gRPC)

  • Strong experience with relational and/or non-relational databases, data modeling, and query optimization

  • Demonstrated ability to design, implement, and maintain distributed systems

  • Strong knowledge of application performance tuning, reliability, and security best practices

  • Hands-on experience with containerization and cloud infrastructure (Docker, Kubernetes, AWS/GCP/Azure)

  • Proven ability to collaborate across functions (product, design, frontend, DevOps) to deliver end-to-end solutions

  • Excellent communication skills and ability to clearly articulate technical tradeoffs

  • Experience mentoring and coaching other engineers; proven ability to elevate team technical standards through code reviews, design discussions, and knowledge sharing

  • Track record of ownership and delivering complex projects in a fast-paced environment

Preferred Qualifications
  • 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)

Compensation Range: $160K - $225K


#BI-Remote

Top Skills

AWS
Azure
Docker
GCP
Go
GraphQL
Grpc
Java
Kubernetes
Node.js
Python
Rest
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The Company
Honolulu, HI
180 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.

Onebrief Offices

Remote Workspace

Employees work remotely.

Typical time on-site: None
United States

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