Research Engineer / Software Engineer (backend/general) jobs in United States
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XBOW · 3 months ago

Research Engineer / Software Engineer (backend/general)

XBOW is a company focused on advancing offensive security through AI technology. They are seeking a Backend Research Engineer to design and implement scalable distributed systems, collaborating closely with a talented team to tackle complex security challenges.

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H1B Sponsor Likelynote

Responsibilities

Design and build distributed backend systems that scale reliably and securely
Work in TypeScript, Kotlin and Go (and pick them up quickly if you haven’t used them before)
Deploy and operate services in AWS and other cloud providers
Own problems end-to-end—from design through deployment to production support
Navigate ambiguity and help define how we build as much as what we build
Collaborate closely with teammates across the stack, including AI researchers, Security researchers and frontend engineers

Qualification

Distributed systemsAWSTypeScriptKotlinGoInfrastructure as codeRelational databasesEvent-driven architecturesStartup experienceProblem-solving skillsCommunication skills

Required

Experience building and operating scalable, distributed systems
Comfort working in a fast-moving, early-stage environment
Strong problem-solving skills and the ability to work with incomplete information
Familiarity with AWS or similar cloud platforms
You're comfortable working with infrastructure as code (e.g., Terraform or CDK) and see infra as part of the engineering system—not something separate from it
Eager to learn new tools, languages, and technologies as needed
A thoughtful communicator who values clarity and simplicity
Comfort working in a fast-paced, early-stage startup environment

Preferred

Experience with event-driven architectures, message queues, or async workflows
Experience designing and optimizing relational databases (we use Postgres), and you know how to structure data for both performance and clarity
Background in systems programming, networking, or performance tuning
Experience with hybrid deployments (cloud + on-prem) and know how to build resilient systems that handle the complexity of mixed environments
Experience working in an early stage startup
Prior experience building security products or products for technical users

Benefits

Competitive salary and a generous equity package, making you a true owner of the company.
Career Growth: Shape your role, lead the function, and grow with the company as we redefine cybersecurity.
Meaningful Work: You will tackle technically complex challenges and play a pivotal role in the growth of our business, working alongside an amazing team and some of the world’s experts to shape how AI transforms cybersecurity.

Company

XBOW

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XBOW operates autonomously, carrying out commands and analyzing the results to achieve higher-level objectives.

H1B Sponsorship

XBOW has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)

Funding

Current Stage
Growth Stage
Total Funding
$117M
Key Investors
Altimeter CapitalSequoia Capital
2025-06-24Series B· $75M
2025-01-01Series A· $22M
2024-07-16Seed· $20M

Leadership Team

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Jonaki Egenolf
Chief Marketing Officer
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Nico Waisman
Head of Security
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Company data provided by crunchbase