Full Stack Software Engineer Remote (Temp to Hire)

We have this Remote W2 Contract opportunity for a Sr Full Stack Software Engineer with our Direct Client in Reston VA . Please let us know if this is something that interests you.

Sr Full Stack Software Engineer Req # 5926
Location: Reston VA / Remote
Max Pay Rate: $70/hr W2 (No Benefits)
USC and GC only on W2 at this time
Duration 12 months / Temp to Hire (No visa or 1099 candidates)

Team: Cross Program Microservices Team
Profile: Must have strong JavaScriptES6 and AWS serverless development **Must be able to code without Agentic AI help**

As a Senior Full Stack Software Engineer candidate will be responsible for complex software development including coding managing small sections of ongoing projects and closely adhering to deadlines. Candidate will also take responsibility for creating design specifications unit testing and preparing technical documentation. Candidate will ensure relationships with customers and cross-team members are professional and meet expectations.
The Client a not-for-profit membership organization dedicated to providing excellence and equity in education manages a complex and comprehensive suite of data systems data feeds and reports to support students and educators across multiple assessments programs and services. Working within the Information Technology division and across the Operations and key business units theSenior Full Stack Engineer will analyze procedures and design and implement solutions to attain high data quality and process automation. The Senior Full Stack Engineer will design develop implement and deploy AWS cloud solutions based on a set of standards and processes which establish consistency across the enterprise data reduce risk and promote efficiencies in support of the organizations goals and objectives.
The ideal candidate will have designed developed and implemented serverless software solutions in support of data quality and automation . The candidate will also possess technical skills and experience in the data managementand transactional systems domains that will help their ability to design and develop elegant and efficient cloud enabled data processes and systems.

Required Skills:

• Minimum 7 years of professional software development experience
• Strong hands-on experience building full-stack applications with and in a cloud environment
• Deep working knowledge of AWS serverless architecture (Lambda S3 DynamoDB SNS/SQS Kinesis RDS)
• Experience with both relational and NoSQL databases
• Design and development experience building and monitoring microservices
• Hands-on CI/CD experience (Jenkins or AWS CodePipeline)
• Strong fundamentals in OO design and computer science principles
• Working knowledge of distributed architectural design patterns
• Knowledge of systems analysis/design (OOAD UML) and database design
• Solid grasp of SDLC and modern software engineering practices

Preferred Skills:

• Experience with event-driven architecture and stream processing patterns
• Exposure to agentic AI / LLM-based tooling (e.g. Claude Copilot LangChain or similar) for development acceleration or automation
• Experience with infrastructure as code (AWS CloudFormation CDK or similar)
• Fluency with KMS ALB/ELB Route 53 VPC
• Experience with GitHub-based CI/CD workflows
• Background in high-frequency data monitoring or tooling
• Agile/Scrum team experience with a collaborative team-first mindset
• Additional language exposure (Java Python) is a bonus not a substitute for React/Node depth
• Relevant AWS or professional certifications

Thanks and Regards

Valerian DCunha
Lenmar Consulting Inc (a Kellton Company)
185 Hudson Street Suite 1440 Jersey City NJ
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Required Experience:

Contract

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