Senior Backend Engineer( AdTech)

Sigma Software

Warsaw, Masovian Voivodeship, Poland, Remote Remote Full-time 3 days ago
Workplace
Remote
Location
Warsaw, Masovian Voivodeship, Poland
Who can apply
Remote for people based in Poland

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About the role

Job Description

* Take end-to-end ownership of the Vast Gateway service * Maintain, develop, and extend platform functionality * Design and implement scalable Back-end solutions for high-load environments * Support onboarding of new clients, including integrations, monitoring setup, troubleshooting, and optimization * Build custom features and integrations based on Customer requirements * Monitor system performance and proactively identify optimization opportunities * Ensure service reliability, availability, and low-latency performance * Participate in release planning, deployments, and production support activities * Improve observability through monitoring, alerting, and operational tooling * Collaborate with Product and engineering stakeholders to evolve platform architecture

Qualifications

* 5+ years of commercial Back-end development experience * Strong expertise in server-side JavaScript or other Back-end technologies * Commercial experience in AdTech environments * Proven experience supporting production systems in high-load environments * Strong understanding of debugging, monitoring, hotfixing, and zero-downtime deployments * Solid knowledge of HTTP protocols, web fundamentals, HTML, and tracking pixels * Experience building scalable and highly available distributed systems * Strong analytical and problem-solving skills * Ability to independently own services and drive technical improvements * Upper-Intermediate English level or higher * Strong communication and collaboration skills in distributed teams

WILL BE A PLUS

* Experience with VAST protocol * Hands-on experience with Cloudflare Workers * Experience with VPAID creatives * Background in video advertising technologies * Experience with high-load distributed systems * Performance optimization expertise * Experience with edge-computing architectures

Additional Information

PERSONAL PROFILE

* Analytical and data-driven mindset * Strong ownership mentality * Proactive approach to identifying issues and improvement opportunities * Comfortable working autonomously in a high-responsibility role * Detail-oriented with a focus on reliability and quality * Strong troubleshooting and decision-making skills

About remote Backend Developer jobs

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1,191 open remote Backend Developer jobs, 224 of them posted in the last 7 days. See all Remote Backend Developer jobs
Typical advertised pay
$145,000 – $225,000 a year for the middle half of the 317 job ads from 130 employers that state a salary in US dollars (median $190,000). This is base pay as advertised, not total compensation. Remote Backend Developer salary
Skills the job ads ask for most
  • AWS 46%
  • Kubernetes 44%
  • CI/CD 43%
  • Java 42%
  • Python 35%
  • Code review 33%

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