Software Architect (AdTech)

Location: Kyiv, Kyiv city, Ukraine; remote or hybrid cooperation can be discussed depending on location.

Company

Join hirify.global’s AdTech Business Unit, Stellar, which develops advertising technology solutions for SSPs, DSPs, RTB infrastructure, analytics, identity frameworks, and privacy-first platforms for global companies and startups.

What you will do

• Define architectures, architectural standards, governance principles, and technical direction for scalable AdTech solutions and distributed cloud platforms.
• Lead technical discovery, architecture assessments, solution design, requirements translation, estimations, and Proofs of Concept.
• Drive customer-facing pre-sales activities, including presentations, architecture workshops, proposals, and technology consulting.
• Guide engineering teams on architecture implementation, scalability, performance optimization, and distributed systems design.
• Evaluate emerging technologies, including AI-driven solutions, and recommend innovative approaches.
• Mentor engineers and support technical knowledge sharing across teams.

Requirements

• At least 7 years of commercial software development experience, including at least 3 years in architecture or technical leadership roles.
• Strong hands-on expertise in at least two of: Golang, Rust, Node.js, or C++.
• Experience designing high-load, low-latency distributed systems and cloud-native architectures.
• Strong understanding of microservices architecture, messaging systems, caching, and API design principles.
• Hands-on experience with Docker, Kubernetes, Helm, and production environments on AWS, GCP, or Azure.
• Experience with REST APIs, gRPC, WebSockets, and event streaming technologies such as Kafka, Kinesis, or Pub/Sub.
• Experience with customer-facing technical consulting and pre-sales activities.
• Strong communication, presentation, stakeholder management, independent initiative, and ability to work in fast-paced environments.
• At least Upper-Intermediate English is required.

Nice to have

• Commercial AdTech experience and knowledge of programmatic advertising ecosystems, including SSPs, DSPs, AdServers, Header Bidding, OpenRTB, Prebid, and VAST.
• Understanding of Real-Time Bidding systems, auction mechanics, mobile advertising ecosystems, and privacy-first architectures.
• Experience designing SDKs, APIs, libraries, or integration frameworks.
• Familiarity with advertising analytics, fraud detection, consent management, real-time data processing, GDPR, and CCPA.

Culture & Benefits

• Work with international customers and more than 300 AdTech professionals.
• Opportunity to influence the technical direction of complex AdTech platforms and contribute to strategic architecture and pre-sales initiatives.
• Collaborative, adaptable, quality-focused environment with emphasis on ownership, customer relationships, mentoring, and knowledge sharing.
• Remote or hybrid cooperation format can be discussed depending on location.