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Senior Backend Engineer at Twenty | Washington DC

TwentyWashington DC
On-site Full-time

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Experience Level

Senior

Qualifications

Who You AreYou are passionate about creating systems that have a tangible impact, particularly in national security and the defense of democracies. You thrive on tackling complex backend challenges related to throughput, latency, accuracy, and operability under pressure. You take pride in developing clean interfaces—APIs that are user-friendly, consistent, and designed for evolution. You adopt a systems-thinking approach: considering how data models, services, and workflows seamlessly integrate and function together. You are pragmatic and iterative; you deliver value rapidly, then refine, measure, and enhance. You excel in cross-disciplinary collaboration, communicate effectively, and appreciate constructive feedback. You proactively take ownership: identifying gaps, proposing solutions, and driving them to fruition.

About the job

About Us

At Twenty, we are committed to addressing one of the most pressing challenges of our era: safeguarding democracies in the digital landscape. We create groundbreaking technologies that function at the convergence of cyber and electromagnetic domains, where operational speed surpasses human perception and complexity defies traditional limits. Our team not only tackles challenges – we produce transformative outcomes that significantly enhance national security. We are pragmatic optimists who recognize that while our mission to protect America and its allies is demanding, achieving success is entirely feasible.

Role Overview

In this role, you will develop the backend systems that fuel Twenty’s cyber and electromagnetic capabilities, software designed to process real-time operational signals, model intricate relationships, and deliver high-throughput APIs at machine speed. You will architect and deploy robust services using Go, addressing complex challenges like graph data modeling, event-driven architectures, and performance at scale. You will work closely with product managers, frontend developers, and domain experts to convert operator requirements into sustainable platform functionalities. This position encompasses both cloud-based and on-premises environments, supporting mission-critical objectives for U. S. national security.

About Twenty

Twenty is at the forefront of developing technologies that address the urgent needs of national security in the digital age. Our commitment to innovation and excellence drives our mission to protect democracies worldwide.

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