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3C

Senior Full-Stack Developer

3Core Systems, Inc
UKRemotecontractVerifiedPosted 14 Feb 2026

About the role

This is a remote position.

Position: - Senior Full Stack Software Engineer  

Mode: Long Term Remote - only - CST east, preferred

Visa: USC

Exp needed : 12+yrs 

Must have strong JavaScriptES6 and AWS serverless development

Team: This team is working on Student facing products/programs supporting, enhancing, and building AWS based React/ Node applications. Most dev teams work in a poly skilled manner working on automation and improving frameworks for testing in addition to core development. The hiring manager is looking for mid-to-senior engineers with solid skills including communication, motivation, collaboration, organization, problem-solving, creativity, curiosity, proactivity and who can operate with minimal guidance. Someone that can hit the ground running, is comfortable engaging with their teams remotely, and is a self-starter with proven technical ability. 

Required Skills: 

  • Minimum 7 years demonstrated experience with software development. 
  • Strong and evolving competence in several programming languages and technologies, working knowledge of multiple tool sets, technologies and implementation environments 
  • Strong practical experience in JavaScript/Typescript, React, NodeJS, next.js, APIs and scripting experience in a Cloud based environment 
  • Possess technical skills and experience in the virtual infrastructure domain, specifically Amazon Web Services and AWS serverless technologies (Lambdas, DynamoDB, S3, CloudWatch, etc.) 
  • Design and development experience in building and monitoring microservices 
  • Working experience and discipline in Agile, CI/CD, DevOps best practices 
  • Demonstrated experience in developing full stack solutions using NodeJS  
  • Fundamentals in OO and computer science foundation principles. 
  • Knowledge of software development lifecycle and modern software engineering principles and practices 
  • Strong problem-solving skills and ability to work collaboratively with team members  

Preferred Skills: 

  • Experience working on Agile teams with the scrum team member attitude – willingness to support the Team to be successful in any area necessary 
  • High analytical skills and knack to design, develop, build, refactor scalable, reuseable applications and monitor high frequency data services. 
  • Ability to use: KMS, SQS SNS, OpenSearch, Route 53, VPC 
  • Fluency with CI/CD toolsets such as: CloudFormation, Github, Ansible 
  • Experience with relational databases and NoSQL databases 
  • Experience building infrastructure as code using AWS CloudFormation or similar scripting techniques 
  • Appetite to learn new things, both business process and technology 
  • Some knowledge in data science, GenAI, and/or machine learning  

Education/Certifications: 

  • Bachelor’s degree and/or other advanced degree(s) 
  • Relevant AWS or other professional certifications 

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Company

3Core Systems, Inc

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