Responsibilities - Design and implement core Back-End services for real-time bidding, optimization, and ad delivery workflows

- Build custom bidding agents for real-time bid decisioning
- Develop high-load, low-latency components supporting real-time auction and delivery mechanics
- Implement proprietary pacing, bid-shading, and optimization logic to improve campaign efficiency
- Design and integrate forecasting capabilities for impressions, reach, outcomes estimation, and campaign planning
- Work with OpenRTB, JSON, protobuf, and other ad-tech protocols and data formats
- Integrate with data and metrics pipelines to support real-time optimization and reporting
- Implement observability, monitoring, and troubleshooting capabilities (LGTM/ELK stack)
- Collaborate with product, engineering, data, and ad operations stakeholders to deliver scalable performance advertising capabilities Requirements - At least 7 years of relevant experience as a Back-End Developer in commercial projects
- Strong production experience with Golang
- Experience designing and building high-load, low-latency distributed systems
- Hands-on experience with JSON-based integrations, protobuf or similar protocols




- Experience with low-latency data stores and caching technologies such as Aerospike, Redis, ElastiCache or similar
- Experience with PostgreSQL or similar relational databases
- Experience building production-grade services with strong reliability, scalability and observability requirements
- Ability to work independently, reason through complex system trade-offs and contribute to architecture decisions
- At least an Upper-Intermediate level of English
- Understanding of real-time bidding systems, auction mechanics and AdTech domain
- Understanding of pacing, bid optimization, forecasting or performance advertising delivery mechanics
- Experience working on DSP, SSP, Ad Exchange, ad server or performance marketing platforms
- Experience with integration of LGTM/ELK or similar observability stacks Personal Profile - Analytical mindset with strong problem-solving skills
- Ability to work in fast-paced environments
- Excellent communication skills for cross-team collaboration
- Self-motivated and proactive approach to work
- Strong attention to detail and commitment to quality

📌 Lead/Principal Go Developer (AdTech) (Bogotá)
🏢 PVH (Tommy Hilfiger/Calvin Klein)
📍 Bogotá