Overview
Skills
Job Details
JOB DESCRIPTION:
Job Title: Senior AWS API Developer (TypeScript / JavaScript)
Location: Portsmouth, New Hampshire
Duration: 6+ months with possible extension
About the Role:
We are seeking a highly skilled AWS API Developer with strong experience in TypeScript/JavaScript to join our dynamic team. This role involves building scalable APIs and data pipelines using modern AWS services and frameworks. The ideal candidate will have hands-on experience with NestJS, Lambda, Step Functions, and S3, and will be comfortable working with structured and semi-structured data formats such as XML, JSON, and delimited files. Experience working in a SAFe Agile environment is highly desirable.
Key Responsibilities:
Design, develop, and maintain APIs using NestJS, Node.js, and TypeScript.
Build and manage data ingestion pipelines using AWS Lambda, S3, and Step Functions.
Implement CRUD operations and bulk upload features for managing records.
Integrate data feeds from various formats (XML, JSON, delimited files) into the application via S3 or other landing zone.
Collaborate with DevOps to manage deployments using AWS CDK, Bamboo, or GitHub Actions.
Reverse engineer existing systems and interpret Java code when necessary.
Work with NoSQL databases and optionally RDBMS for data storage and retrieval.
Ensure robust error handling and validation in data pipelines via Lambda and Step Functions.
Document APIs via Swagger for UI Developers to ensure seamless front-end/back-end integration.
Implement secure authentication and authorization using Azure AD or Ping Identity.
Participate in Agile ceremonies (PI Planning, Sprint Planning, Daily Stand-ups, Retrospectives) as part of a SAFe Agile Release Train (ART).
Collaborate cross-functionally with Product Owners, Scrum Masters, and other team members to deliver value in alignment with SAFe principles.
Qualifications:
Proven experience as an API Developer or similar role.
Strong proficiency in Node.js, TypeScript with the NestJS framework.
Hands-on experience with AWS services: Lambda, S3, Step Functions, and CDK.
Familiarity with data integration from structured and semi-structured sources.
Experience with CI/CD tools like Bamboo or GitHub Actions.
Ability to read and understand Java code.
Experience with MongoDB or other NoSQL databases; RDBMS knowledge is a plus.
Understanding of data validation, error handling, and pipeline orchestration.
Familiarity with authentication/authorization frameworks, preferably Azure or Ping.
Strong problem-solving skills and attention to detail.
Excellent communication and collaboration skills.
Experience working in a SAFe Agile environment, including participation in PI Planning and Agile ceremonies.
Understanding of Lean-Agile principles and the Scaled Agile Framework (SAFe).
SYSMIND LLC is an Equal Employment Opportunity employer. All qualified applicants will receive consideration for employment without any discrimination. We promote and support a diverse workforce at all levels in the company. All job offers are contingent upon completion of a satisfactory background check and reference checks. Additionally passing the drug test may also be required. All contractors intending to work on SYSMIND's W2 are "at will" employees.