Senior Software Engineer - Heavy Node.js / AWS CDK

Lenmar Consulting Inc; Reston (VA); On-site; USD 140,000 - 180,000; Full time

Job summary

Lenmar Consulting Inc. in Reston, VA, is seeking an accomplished backend engineer to design, build, test, deploy, and document AWS-based solutions, including multi-tenant services with tenant data isolation.

You will own DevOps and production support, establish engineering standards and patterns, review AI-generated code, and mentor teammates on cloud technologies and safe AI tool use. A bachelor's degree and extensive backend experience are required.

Qualifications

• Bachelor's degree in CS, Engineering, or MIS.
• 7+ years of software and backend programming experience.
• 5+ years with Node.js, TypeScript, and AWS; hands-on CDK and serverless.

Responsibilities

• Design, build, test, deploy, and document backend AWS solutions.
• Own DevOps and production support, establish engineering standards and patterns.
• Review AI-generated code and mentor teammates on cloud technologies and safe AI tool use.

Skills

Node.js

TypeScript

AWS

AWS CDK

AWS Lambda

DynamoDB

S3

SNS/SQS

GitHub Actions

CI/CD

Multi-Tenant SaaS

Serverless Architecture

Event-Driven Design

Unit Testing

Monitoring

Claude Code

GitHub Copilot

Education

Bachelor's degree in Computer Science, Engineering, or MIS

Tools

AWS CDK

Serverless

Claude Code

GitHub Copilot

CI/CD tooling

Job description

Design, build, test, deploy, and document backend AWS solutions, infrastructure, and delivery pipelines, including multi-tenant services with tenant data isolation. Own DevOps and production support, establish engineering standards and patterns, review AI-generated code, and mentor teammates on cloud technologies and safe AI tool use.

Requirements: Requires a bachelor's degree in Computer Science, Engineering, or MIS, at least seven years of software and backend programming experience, and five or more years developing with Node.js, TypeScript, and AWS. Candidates need hands-on AWS CDK and serverless services experience, CI/CD and testing expertise, multi-tenant SaaS design knowledge, and practical experience using Claude Code and GitHub Copilot.

Key Skills: Node.js, TypeScript, AWS, AWS CDK, AWS Lambda, Amazon SNS/SQS, Amazon S3, Amazon DynamoDB, GitHub Actions, CI/CD, Multi-Tenant SaaS, Serverless Architecture, Event-Driven Design, Unit and Integration Testing, Monitoring and Observability, Claude Code and GitHub Copilot