API Architect

Job Description

We are looking for an experienced API Architect to lead the design and development of scalable, secure, and cost-effective API and event-driven architectures. The ideal candidate will have deep expertise in AWS serverless services, Domain-Driven Design (DDD), and enterprise API strategies, along with strong client-facing and communication skills.

• Define and lead API architecture strategy, standards, and best practices
• Design and implement event-driven architectures, including event schema design
• Apply Domain Driven Design (DDD) principles to decompose monolithic systems
• Design and enforce idempotency strategies for reliable distributed systems
• Perform cost modeling and optimization for API and event-driven workloads
• Architect and develop solutions using AWS Lambda, SQS, Event Bridge
• Work hands-on with .NET to design and develop APIs and services
• Design data workflows using AWS Glue and Amazon S3
• Collaborate with clients to gather technical requirements and translate them into architecture designs
• Create detailed technical documentation and obtain client approvals
• Provide technical leadership and guidance to engineering teams
• Ensure architecture aligns with security, scalability, and performance requirements

• 12+ years of overall software development experience
• At least 5+ years of experience in:
  • Domain Driven Design (DDD)
  • Monolith to microservices decomposition
  • Idempotency strategies
  • Cost modeling for cloud systems
• Strong hands-on experience with:
  • AWS Lambda
  • Amazon SQS
  • Amazon Event Bridge
  • AWS Glue
  • Amazon S3
• Strong experience with .NET for API development
• Excellent communication and stakeholder management skills
• Proven experience working in client-facing roles
• Strong documentation and presentation skills

Ampstek is a global IT solutions partner serving clients across North America, Europe, APAC, LATAM, and MEA. We specialize in delivering talent and technology solutions for enterprise-level digital transformation, trading systems, data services, and regulatory compliance.