Job Description
- Own and govern API design by defining and maintaining strict OpenAPI specifications before implementation begins
- Design and implement high-performance microservices using TypeScript and Node.js within a serverless AWS architecture
- Drive FinOps excellence by architecting solutions with AWS Lambda, API Gateway, DynamoDB, and EventBridge to achieve a Scale-to-Zero cost model
- Enforce logical isolation patterns across services, ensuring strict tenant data separation via JWT policies and Row-Level Security
- Maintain adherence to the Ad Context Protocol (AdCP) across all data models for consistent AdTech data language
- Develop reusable “Golden Path” templates, shared libraries, and engineering best practices
- Conduct rigorous code reviews focusing on latency (<200ms), availability (99.99%), and observability
- Translate product and commercial requirements into scalable technical specifications
- Contribute to evolving the overall platform architecture toward standardization and reusability
Qualifications
- At least 7 years of production experience as a Back-End Developer
- Strong hands-on expertise with TypeScript and Node.js
- Proven experience designing API-first microservice architectures
- Deep expertise in AWS serverless ecosystem: Lambda, API Gateway, DynamoDB, EventBridge, and IaC tools (CloudFormation or Terraform)
- Solid AdTech domain knowledge, including advertising data models and workflows
- Extensive experience designing RESTful and GraphQL APIs with versioning, backward compatibility, and documentation
- Strong understanding of multi-tenant architecture and logical data isolation patterns
- Experience building standardized platforms for multiple clients instead of custom solutions
- Strong focus on performance, reliability, and observability in distributed systems
- At least an Upper-Intermediate level of English
WILL BE A PLUS
- Experience as a Lead Back-End Developer
Additional Information
PERSONAL PROFILE
- Proactive and detail-oriented with a strong sense of ownership
- Enjoys solving complex architectural challenges
- Thrives in collaborative, cross-functional teams
- Committed to delivering high-quality solutions meeting demanding performance and reliability standards
