Job Description
Define and drive the architecture of scalable AdTech solutions and distributed cloud platforms across multiple initiatives Own architectural decisions and define technical direction aligned with business objectives and long-term product strategy Lead technical discovery, architecture assessments, and solution design activities Translate complex business requirements into scalable, secure, and future-proof technical solutions Drive technical pre-sales activities, including customer presentations, architecture workshops, solution proposals, estimations, and Proofs of Concept (PoCs) Showcase Sigma Software's AdTech expertise to prospective clients and support new business opportunities Identify opportunities to expand existing customer engagements through technology consulting and architecture advisory Establish architectural standards, governance principles, and engineering best practices across projects 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 Qualifications At least 7 years of commercial software development experience Minimum 3 years of experience in architecture or technical leadership roles Strong hands-on expertise in at least two of the following technologies: Golang, Rust, Node.js, C++ Proven 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 etc.
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 participating in customer-facing technical consulting and pre-sales activities Strong communication, presentation, and stakeholder management skills Ability to work independently and drive technical initiatives in fast-paced environments At least an Upper-Intermediate level of English WOULD BE A PLUS Commercial experience in the AdTech domain Knowledge of programmatic advertising ecosystems, including SSPs, DSPs, AdServers, Header Bidding, OpenRTB, Prebid, and VAST Understanding of Real-Time Bidding systems and auction mechanics Experience with mobile advertising ecosystems for iOS and Android Experience designing SDKs, APIs, libraries, or integration frameworks Familiarity with advertising analytics, fraud detection, consent management, and real-time data processing solutions Understanding of GDPR, CCPA, and privacy-first architectures Additional Information PERSONAL PROFILE Strong architectural thinking and ability to see the bigger technical picture Excellent communication and presentation skills with the ability to explain complex technical concepts to different audiences Strong ownership mindset with a proactive and solution-oriented approach Customer-oriented mindset and ability to build trusted relationships with stakeholders Leadership and mentoring skills with a focus on knowledge sharing and team development Collaborative, adaptable, and quality-focused approach

📌 Software Architect (Alicante (Alacant))
🏢 Sigma Software
📍 Alicante (Alacant)