Are you ready to take on the challenge of building high-load, low-latency systems that power modern advertising technology? 
Sigma Software is seeking a Middle/Senior Golang Developer to join our AdTech Competence Center remotely, working full-time with a global team of experts in programmatic advertising and privacy-safe solutions. 

You’ll become part of Stellar, our dedicated business unit specializing in cutting-edge AdTech innovations since 2008. This is your chance to work with advanced cloud architectures, contribute to impactful projects, and grow your skills alongside industry leaders. 

Why Join Us: Work with high-performing teams on complex, large-scale systems, gain exposure to modern AdTech technologies, and contribute to solutions used by international brands and platforms. 

CUSTOMER
Our customer is a leading AdTech company developing modern solutions for data-driven and privacy-safe advertising. Their mission is to help brands and platforms improve audience targeting and campaign performance through innovative programmatic technologies. 
They operate internationally, focusing on high-load systems and compliance with evolving privacy regulations. 

PROJECT
You will contribute to the development of backend services for a next-generation AdTech platform, including SSP/DSP integrations, request processing pipelines, and privacy-compliant audience targeting features. 
The project offers opportunities to work with high-load, low-latency systems and modern cloud-native architectures. 

Key Technologies: Golang, AWS, Kubernetes, Aerospike, Kafka, MySQL, SQS, SNS 

• Design, develop, and maintain backend services in Golang, including endpoint management features 
• Integrate and maintain adapters for DSP/SSP connections 
• Optimize request processing pipelines for low latency 
• Write and maintain technical documentation 
• Participate in code reviews and knowledge sharing 

• 3+ years of backend development experience with strong proficiency in Golang 
• Experience with SSP components or similar AdTech systems 
• Strong hands-on experience with AWS services and cloud architectures 
• Knowledge of Kubernetes, Aerospike, Kafka, MySQL, SQS, SNS \
• Upper-Intermediate English or higher 
• Ability to work independently and take ownership 
• Proactive and result-oriented mindset 
• Comfortable in startup-like, dynamic environments 

WILL BE A PLUS

• Experience with other programming languages (e.g., Python, Java) 
• Knowledge of GDPR/privacy regulations in advertising 
• Experience with real-time bidding systems 
• Familiarity with monitoring tools (Prometheus, Grafana) 
• Contribution to open-source projects 

PERSONAL PROFILE

• Independent and proactive 
• Strong problem-solving skills 
• Result-driven and quality-focused 
• Comfortable with evolving processes and high dynamics 
• Collaborative and open to knowledge sharing