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[Remote] Senior Software Engineer

Remote, USA Full-time Posted 2026-06-21

Note: The job is a remote job and is open to candidates in USA. PolySwarm is developing innovative solutions to age-old information security problems, and they are seeking a talented Senior Software Engineer to join their team. The role involves implementing features, building microservices, and playing a critical role in making PolySwarm the most competitive anti-malware platform available.

Responsibilities

  • Implementing features or building new microservices in Django or Flask+SQLAlchemy
  • Integrating that with a NodeJS frontend or other internal Python or Rust based microservices
  • Testing work in a local end-to-end testing environment
  • Pushing work to GitHub for code-review and testing in GitLab CI
  • Writing or revising Kubernetes charts and values for correct deployment to cluster
  • Coordinating with the team to deploy to production at the next production release
  • Helping a security expert create their microengine and get it deployed in the marketplace
  • Building or improving the PolySwarm integration for a threat intelligence product
  • Being the main architect for new services or major features and providing input into design and implementation details
  • Making broad decision-making regarding architecture, infrastructure, deployment, scale, access control, continuous integration, tooling, and more

Skills

  • 5+ years production software engineering skills building microservices (primarily Python and Rust) in a cloud architecture
  • 5+ years production software architecture/design experience
  • Comfortable with a LLM-assisted development environment
  • Proficient with software debugging and testing tools
  • Proficient with docker and docker compose
  • Proficient in dealing with kubernetes deployments and distributed computing
  • Experience with databases, caches and queueing systems
  • Comfortable working in a remote-only environment
  • Analytical mind
  • Confidence to share your ideas
  • Ability to clearly describe and document your ideas
  • Ability to constructively critique your ideas and those of your team members
  • Ability to independently motivate & self-direct
  • Ability to collaborate and work in a team
  • Proficient in English (reading, writing, and speaking)
  • Experience with malicious software analysis and reverse engineering
  • MS or PhD in Computer Science, Software Engineering, or related field, or relevant experience
  • Experience building ETL processes
  • Experience with big data analytics
  • Experience processing high-speed transactions in databases
  • Experience processing and storing large datasets
  • Experience with kernel software development in Windows, Linux, or Mac
  • Strong software engineering skills using the C-family languages
  • Experience with Compiling and debugging software on Linux and Windows
  • Experience with Windows and Linux kernel security mechanisms

Benefits

  • Competitive salaries
  • Excellent health, dental, vision coverage (US employees)
  • 401k (US employees)
  • Paid time off (US employees)
  • Flexible work hours. We have core work hours for overlap between time zones, but outside of that block of hours, you can schedule your working hours as you like to get things done.
  • Powerful laptops and desktops - whatever you need to be most productive!

Company Overview

  • PolySwarm is a threat detection used by security experts to analyze, detect & get intel on malicious files & digital artifacts. It was founded in 2001, and is headquartered in San Juan, NA - Puerto Rico, PRI, with a workforce of 51-200 employees. Its website is https://polyswarm.io/.
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