Software Architect (AdTech)

Warsaw, PolandOn-SiteFull-timePosted 2w ago

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Job description

Design, architect, and oversee the implementation of AdTech solutions, including SSPs, DSP integrations, ad servers, RTB pipelines, header bidding systems, identity frameworks, analytics pipelines, and auction engines
Act as a technical driver across multiple initiatives, ensuring architectural consistency, quality, and scalability
Stay up to date with evolving AdTech standards (OpenRTB, Prebid, VAST, GPP, TCF 2.2, UID2, RampID, etc.)
Lead the discovery and assessment phases, including architecture reviews, gap analysis, and solution scoping
Provide technical estimation, advisory services, PoCs, and support during pre-sale activities
Translate complex business requirements into scalable and compliant technical architectures
Define architectural standards, best practices, reference models, governance rules, CI/CD expectations, and operational guidelines
Collaborate with development teams to ensure high-quality implementation and adherence to architectural decisions
Provide recommendations for solution design, performance tuning, data modeling, and cost optimization
Guide teams in building future-proof, maintainable, and scalable software components
Mentor engineers, conduct knowledge-sharing sessions, and support professional growth of the team

7+ years of experience in software development
3+ years in a technical leadership or architecture role
Strong proficiency in at least one of the following languages: C++, Golang, Rust, or Node.js
Proven experience designing and building high-load, low-latency, and scalable cloud platforms
Hands-on experience with containerization and orchestration (Docker, Kubernetes, Helm, etc.)
Successful track record in consulting engagements, pre-sales activities, and client-facing presentations
Strong understanding of distributed systems, performance optimization, messaging, caching, and API design
Advanced level of English

WOULD BE A PLUS

Experience in the AdTech domain (SSP, DSP, ad server, header bidding, OpenRTB, Prebid, VAST, user sync, identity solutions, audience data, measurement/attribution, etc.)
Hands-on knowledge of real-time bidding systems and auction mechanics
Familiarity with mobile ad delivery (iOS/Android)
Experience designing SDKs, APIs, libraries, and integration frameworks
Experience with ad integrations, analytics pipelines, consent management (TCF/GPP), and fraud detection
Experience with Prebid ecosystem
Understanding of privacy-driven architectures and GDPR/CCPA compliance principles

PERSONAL PROFILE

Self-driven, independent, detail-oriented, and a responsible team player
Excellent communication skills and works well with both engineering teams and business stakeholders

Job details are sourced from the employer's original posting.

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About the company

Sigma Software

We are looking for a Senior Go Developer to join our dynamic team and work on cutting-edge AdTech solutions. This role offers the opportunity to experiment with AI, LLMs, and emerging technologies while solving complex challenges in large-scale data processing.  CUSTOMER Our customer is a global leader in contextual advertising with more than 500 employees worldwide. They specialize in delivering highly relevant ads by leveraging AI, real-time technology, and large-scale data processing. Operating in the AdTech industry, they are recognized for innovation in Connected TV (CTV) advertising. The team you will join works with the agility of a startup while benefiting from the resources of a global organization. PROJECT You will contribute to the development of a smart advertising platform that processes terabytes of data to understand audiences and deliver precise, contextual ads. The platform combines AI, LLMs, and emerging technologies to push the boundaries of CTV advertising. In this role, you will own innovation end-to-end — from research and prototyping to delivering production-ready solutions.

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Industry: AdTech
Open roles: 49