Backend Developer (AdTech)

TL;DR

Backend Developer (AdTech): Building scalable microservices for a serverless AWS-based advertising platform with an accent on API design, multi-tenant architecture, and data isolation. Focus on implementing high-performance Lambda functions, event-driven systems, and reusable components for global publishers.

Location: Remote from Europe (Albania, Poland, Romania)

Company

Engineering company delivering projects for global customers including a Sweden-based AdTech leader powering self-serve platforms for major publishers like TripAdvisor and Bloomberg.

What you will do

• Develop and maintain microservices using TypeScript and Node.js in AWS serverless environment
• Design APIs and maintain OpenAPI specifications
• Implement solutions with Lambda, API Gateway, DynamoDB, and EventBridge
• Ensure tenant data separation and adherence to AdTech data models
• Contribute to shared libraries, best practices, and code reviews
• Translate product requirements into technical specifications

Requirements

• Upper-Intermediate English
• 3+ years as Backend Developer
• Solid TypeScript and Node.js experience
• API-first microservice architectures
• AWS serverless (Lambda, API Gateway, DynamoDB, EventBridge)
• RESTful and GraphQL APIs
• Multi-tenant architecture and data isolation
• Interest in AdTech

Nice to have

• Infrastructure as Code (CloudFormation, Terraform)
• CI/CD pipelines and deployment automation
• Event-driven architectures
• Observability tools (CloudWatch, X-Ray)

Culture & Benefits

• Remote work and flexible schedule
• Health and legal support
• Continuous education and professional growth
• Active professional community
• Diversity of domains and technologies
• Sports and community activities
• Outstanding offices (optional)