Job Specifications
Contract for an Integration experienced Software Engineer. This role requires expertise in AWS-based microservices (Node.js, Java, or Python - Node preferred) integration to Enterprise applications (ERP, SCM, CRM, eCommerce):
Length of contract: 6 months to 4/30/26
Location: Candidate needs to be EST based in the US
W2 only: No c2c, no 1099, no visa sponsorship or transfer, no OPT
W2 hourly pay: $62/hour
Benefits: Medical, dental, Roth IRA. Capstone contributes to your medical cost, which is pretax. Sick leave is based on your locale.
We are looking for a Senior Software Development Engineer to join our Integration team. The role involves designing and developing secure, scalable, and resilient integration services connecting key enterprise applications (ERP, SCM, CRM, eCommerce) using AWS-based microservices built with Node.js, Java, or Python.
The ideal candidate has hands-on experience in backend API development, AWS deployment, and DevOps/observability practices. Exposure to enterprise integration flows (e.g., Order-to-Cash, AR) is preferred.
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Key Responsibilities
- Design, develop, and maintain backend services and APIs using Node.js (Java/Python exposure a plus).
- Build microservices on AWS using services like (not limited to) Lambda, API Gateway, RDS, S3, ECS, Glue, EventBridge, SQS, SNS etc.
- Ensure high performance, reliability, and cost efficiency of applications.
- Debug and resolve production issues within SLAs.
- Prepare and maintain HLD/LLD and technical documentation.
- Implement monitoring and tracing with CloudWatch, Dynatrace, Splunk, and AWS X-Ray.
- Contribute to CI/CD pipelines using GitHub Actions, Jenkins, or CodePipeline.
- Apply security best practices across IAM, Secrets Manager, and KMS.
- Use Infrastructure as Code tools such as CloudFormation, CDK, or Serverless Framework.
- Conduct automated testing using Mocha, Jest, and mocking tools.
- Collaborate through GitHub (PRs, reviews) and track delivery using Jira.
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Primary Skills & Experience
- 5-7 years of backend development experience, primarily in Node.js (Java/Python exposure beneficial).
- Strong hands-on experience with like (not limited to) Lambda, API Gateway, RDS, S3, ECS, Glue, EventBridge, SQS, SNS etc..
- Familiarity with DevOps practices, CI/CD automation, and observability tools (Dynatrace, Splunk, CloudWatch).
- Understanding of security, IAM, and KMS concepts.
- Working knowledge of IaC (Serverless, CDK, or CloudFormation).
- Proficiency in GitHub for source control and Jira for Agile workflows.
- Excellent communication skills and ability to collaborate with distributed, cross-geography teams.
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Preferred Skills
- Experience with Docker, Kubernetes, or AWS Fargate.
- Exposure to enterprise integrations (ERP, Order-to-Cash, AR cycles).
- Experience developing Python-based microservices or GenAI applications using RAG/MCP frameworks.
About the Company
Capstone is a 100% women owned, staffing and recruiting firm providing professional, technical, analytical, project and strategic talent. As former technology professionals ourselves, we screen deeply for skills, knowledge, scope and experience, then we share our interview notes (similar to retained search firms) with HR and hiring managers. Nine+ times out of ten, our candidates fit 100%. As women in tech, we recognize the value of diversity and culture fit, and seek out hard to find talent. Our delivery process results in ...
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