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[Remote] Principal Software Engineer

Work from home Full-time role Hiring

Note: The job is a remote job and is open to candidates in USA. ATPCO is the world's primary source for air fare content, holding over 200 million fares across 160 countries. They are seeking a Principal Software Engineer to lead the development of a highly scalable pricing platform that will revolutionize airline retailing globally.

Responsibilities

  • Design and build a high-performance, fault-tolerant pricing engine from the ground up
  • Solve complex challenges in distributed systems, scalability, and reliability
  • Work across the stack—from low-level system interactions to distributed algorithms and APIs
  • Optimize for extreme performance using advanced techniques like: Zero-copy data paths, Lock-free data structures, Sophisticated fault tolerance and replication strategies
  • Partner with engineers and stakeholders to shape the future of airline retailing technology
  • Spend the majority of your time hands-on, tackling the hardest technical problems

Skills

  • Expert-level programming skills in C/C++, Rust, Go, or Python, with strong fundamentals in algorithms, data structures, and systems design
  • Deep understanding of Linux systems, performance, and resource management
  • Proven experience building and operating fault-tolerant distributed systems at scale
  • Strong problem-solver who thrives in complex, ambiguous environments and takes a data-driven, scientific approach
  • Comfortable working across the stack—from low-level systems to distributed architecture and APIs
  • Highly self-driven and autonomous, with the ability to proactively identify and solve problems
  • Excellent written communication and collaboration skills in a remote, async environment
  • Thoughtful user of AI-assisted development tools to enhance productivity while maintaining high standards of quality
  • Experience in airline pricing, distribution, or ATPCO data
  • Background in building high-throughput, low-latency data platforms

Benefits

  • Remote-First Culture – Flexibility to work from home in your country of hire​
  • 401(k) with Generous Employer Match– Invest in your future​
  • Comprehensive Benefits– Medical, Dental and Vision
  • Flexible work arrangements
  • Supportive policies promote work-life balance

Company Overview

  • ATPCO is collection and distribution of fare and fare-related data for the airline and travel industry. It was founded in 1965, and is headquartered in Dulles, Virginia, USA, with a workforce of 201-500 employees. Its website is http://www.atpco.net.
  • Company H1B Sponsorship

  • ATPCO has a track record of offering H1B sponsorships, with 10 in 2026, 22 in 2025, 14 in 2024, 12 in 2023, 35 in 2022, 19 in 2021, 22 in 2020. Please note that this does not guarantee sponsorship for this specific role.
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