onsite
Senior Backend Integration Engineer - API & Cloud - Kelly Services
Implementation Engineer
Lead the design and implementation of scalable backend APIs in a cloud‑native environment, driving data science and predictive analytics platforms for a financial services client.
About the role
Key Responsibilities
- Architect, develop, and maintain high‑performance RESTful and GraphQL APIs using Python and Node.js.
- Design and deploy scalable services on AWS (Lambda, ECS, RDS, S3) with CI/CD pipelines.
- Integrate data pipelines and machine‑learning models into production workflows.
- Collaborate with data scientists, product managers, and DevOps to ensure reliability, security, and performance.
- Mentor junior engineers and conduct code reviews to uphold best practices.
Requirements
- 5+ years of backend development experience in a cloud environment.
- Proficiency in Python, Node.js, and AWS services.
- Strong understanding of API design principles, authentication, and rate limiting.
- Experience with containerization (Docker) and orchestration (ECS/EKS).
- Excellent problem‑solving skills and a collaborative mindset.