Middle TypeScript/Node.js Developer With AI Experience (AdTech)

Location: Remote-friendly; candidates based in Europe, Albania, Poland, Romania, or Ukraine

Company

hirify.global Software is contributing to the transformation of a Sweden-based AdTech platform used by globally recognized publishers and brands.

What you will do

• Develop high-performance backend microservices and AI-enabled services with TypeScript and Node.js.
• Design and integrate AI- and LLM-powered platform features, automation, recommendation systems, and data enrichment capabilities.
• Build scalable serverless solutions with AWS Lambda, API Gateway, DynamoDB, and EventBridge.
• Collaborate on API-first architecture, OpenAPI specifications, reusable libraries, and AI integration patterns.
• Ensure tenant data isolation and contribute to performance, reliability, observability, and service quality.
• Translate product and AI requirements into scalable technical solutions and support the platform transformation.

Requirements

• 3+ years of commercial experience as a backend or AI software developer.
• Strong hands-on experience with TypeScript and Node.js.
• Experience building API-first microservice architectures and integrating AI services or LLM APIs.
• Hands-on experience with AWS serverless technologies, including Lambda, API Gateway, DynamoDB, and EventBridge.
• Understanding of RESTful and GraphQL APIs, prompt engineering, multi-tenant architectures, and logical data isolation.
• Upper-Intermediate English or higher; location in Europe, Albania, Poland, Romania, or Ukraine.

Nice to have

• Experience with ML experimentation, recommendation systems, data intelligence platforms, or vector databases.
• Familiarity with Terraform, CloudFormation, observability, monitoring, and scalable cloud-native architectures.

Culture & Benefits

• Remote-friendly work within the stated European locations.
• Collaboration within a distributed international team.
• Opportunities to develop expertise in AI integrations, cloud platforms, and scalable distributed systems.
• Focus on engineering excellence, innovation, experimentation, and continuous learning.