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Sigma Software Group

Senior Go Developer

Sigma Software Group
Poland · Full-time · Mid-Senior

Join a globally recognized company where innovation meets impact. With a team of seasoned professionals and a culture built on excellence, we deliver top-tier AdTech solutions that shape industries and drive meaningful results. Be part of a Competence Center where your expertise will be valued, your voice will be heard, and your career will be empowered.


Project

We’re looking for engineers to join a cutting-edge project focused on privacy-first monetization solutions in the online advertising space. The product helps digital partners recover revenue in non-traditional environments by using intelligent content delivery strategies and compliance-based ad formats. You’ll be part of a technically strong team that optimizes for performance, scalability, and seamless user experience.


Responsibilities

  • Work on cutting edge applications
  • Lead development efforts, design and solve some of the advertising industry’s most complex scaling issues
  • Be responsible for various project initiatives to improve the delivery of hundreds of billions of transactions per day
  • Work alongside a team of engineers on an existing code base
  • Play a key part in influencing the engineering and product direction
  • Implement best practices for security, CI/CD, testing, and code quality
  • Stay up-to-date with emerging technologies and contribute to technical decision-making and innovation within the team


Requirements

  • At least 6 years of experience in software development and architecture using Go
  • Experience dealing with scaling highly available, globally distributed systems
  • Ability to manage and measure multiple priorities
  • Ability to communicate complex topics to business stakeholders
  • Strong proficiency in Golang, with hands-on experience building and maintaining high-performance systems
  • Expertise in Google Cloud Platform (GCP), including daily work with BigQuery, Datastore, and GCP infrastructure
  • Deep understanding of containerized environments, using Docker and orchestration of container deployments.
  • Solid grasp of Protobuf for data serialization and its associated tooling (Buf)
  • Experience with workflow orchestration (Apache Airflow) and Infrastructure as Code (Terraform)
  • Proficiency with CI/CD pipelines (CircleCI), Google Cloud Storage, and Pub/Sub messaging
  • Familiarity with Twirp APIs for lightweight RPC communication
  • Competence in profiling and performance tuning (Google Profiler)
  • At least Upper-Intermediate level of English


Would be a plus

  • Familiarity with Prebid.js and the broader AdTech ecosystem
  • Knowledge of other programming languages and technologies

Key Skills

Ranked by relevance

cloud cicd gcp infrastructure as code google cloud platform circleci storage docker apache golang
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Posted
Jul 25, 2025
Type
Full-time
Level
Mid-Senior
Location
European Economic Area

Industries

Advertising Services

Categories

Engineering

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