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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior API Platform Software Engineer - **Company:** System One - **Location:** Pittsburgh, PA, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Java (Programming Language), JavaScript (Programming Language), Application Programming Interfaces (APIs), Amazon Web Services, Amazon Elastic Compute Cloud, Amazon S3, Data Analysis, Applications Architecture, Cloud Computing, Continuous Integration, DevOps, Disaster Recovery, Github, Identity and Access Management, Python (Programming Language), Key Management, NoSQL, OAuth, Scrum Methodology, Swagger, Software Engineering, SQL Databases, TypeScript, Management of Software Versions, Openapi, Load Balancing, System Availability, Software Security, Caching, Apigee, Backend, Gitlab, Cloudformation, Kubernetes, Information Technology, Graphql, Route53, Api Design, Cloudwatch, Restful APIs, Terraform, Splunk, Api Management, Microservices - **Published:** August 30, 2026 - **Apply:** https://dejobs.org/x/x/36F5AE05687F460CB26D3677534094BD/job/ ## About the Role * 5+ years of hands-on development experience with Java 8-21 and/or Python. * Strong experience with RESTful APIs, backend services, and microservices. * Hands-on AWS experience including: * EC2 * ECS * EKS * Lambda * S3 * IAM * Route 53 * CloudWatch * Strong experience with Apigee OPDK, Apigee X, or Apigee Hybrid. * Strong understanding of API lifecycle, versioning, throttling, traffic management, security, and analytics. * API security experience with OAuth 2.0, JWT, mTLS, and API Keys. * Knowledge of OpenAPI / Swagger. * Experience with GitHub or GitLab, Terraform, and CI/CD. * Working knowledge of JavaScript / TypeScript. * Experience with Kubernetes, ECS, and EKS. * Monitoring experience with OpenTelemetry, Splunk, and CloudWatch. * Knowledge of load balancing, caching, high availability, resiliency, and disaster recovery. * Experience with relational and NoSQL databases. * Agile/Scrum experience. Nice-to-Have Skills * GraphQL. * AWS CloudFormation. Key Technologies Java | Python | AWS | REST APIs | Microservices | Apigee | OAuth 2.0 | JWT | mTLS | OpenAPI | Swagger | ECS | EKS | Kubernetes | Terraform | GitHub | GitLab | OpenTelemetry | Splunk | CloudWatch | JavaScript | TypeScript | SQL | NoSQL, * Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related technical field. The real hiring focus is Java/Python + API development + Apigee + AWS + API Security (OAuth/JWT/mTLS) + Microservices ## Description Seeking a Senior API Platform Software Engineer to build and enhance backend services, APIs, and API platform capabilities within a highly distributed, AWS-based financial services environment. This is a hands-on role requiring strong experience with Java and/or Python, REST APIs, Microservices, AWS, Apigee, API Security, and DevOps., * Develop secure and scalable RESTful APIs, backend services, and microservices. * Support the complete API lifecycle including implementation, versioning, security, performance, monitoring, and production support. * Develop applications using Java and/or Python. * Build and support API management solutions using Apigee. * Implement API security using OAuth 2.0, JWT, mTLS, and API key management. * Work with AWS cloud services and containerized platforms. * Support CI/CD, Infrastructure as Code, monitoring, and observability. * Troubleshoot API, cloud, application, and performance issues. * Collaborate with Product, DevOps, Security, and Architecture teams. ## Related Videos - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect) - [Our GitOps approach for deploying an Identity Provider and an API Gateway in a SaaS company](https://www.wearedevelopers.com/videos/776-our-gitops-approach-for-deploying-an-identity-provider-and-an-api-gateway-in-a-saas-company) - [NoSQL Data Modeling for Front-end Developers](https://www.wearedevelopers.com/videos/297-nosql-data-modeling-for-front-end-developers) - [API = Some REST and HTTP, right? RIGHT?!](https://www.wearedevelopers.com/videos/1675-api-some-rest-and-http-right-right) ## Related Articles - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [The 7 Most Popular Backend Frameworks for Developers](https://www.wearedevelopers.com/magazine/403-the-7-most-popular-backend-frameworks-for-developers) - [7 Most Popular Web Developer Jobs in Europe](https://www.wearedevelopers.com/magazine/163-7-most-popular-web-developer-jobs-in-europe)