Senior Full-Stack Engineer (MERN / SQL / AWS) – Chicago, IL

JoB Training & Coaching; Chicago (IL); On-site; USD 83,000 - 131,000; Part time

Job summary

JoB Training & Coaching in Chicago, IL is seeking a Senior Full-Stack Developer to design, develop, and deploy scalable software applications and analytics tools supporting enterprise risk consulting operations. You will work heavily across the MERN stack, complex SQL databases, and AWS cloud infrastructure.

The role requires a strong technical lead capable of end-to-end feature delivery and mentoring junior engineers.

Qualifications

• 6 to 10 years of professional full-stack development experience with a strong concentration in the MERN stack.
• Demonstrated mastery of SQL databases, including complex query writing, database design, indexing, and query optimization.
• Practical experience deploying and managing web applications on AWS cloud services (EC2, S3, Lambda, RDS).
• Strong experience with Git version control and collaborative developer workflows.
• Proven track record of working independently under limited supervision in a fast-paced environment.
• Excellent analytical, problem-solving, and communication skills, with mentoring experience.

Responsibilities

• Full-Stack Software Development: Independently design, code, test, and debug high-performance web applications using MongoDB, Express.js, React.js, and Node.js.
• Database Architecture & Migrations: Architect relational databases, write complex multi-table SQL queries, perform schema design, and execute data migrations for analytics platforms.
• Cloud & Infrastructure: Deploy, configure, and maintain production applications on AWS infrastructure (EC2, S3, Lambda, RDS).
• Version Control & Quality: Manage source code with Git workflows while maintaining unit testing and security standards.
• Technical Support & Troubleshooting: Help diagnose and repair complex coding issues, including escalated support tickets.
• Mentorship & Continuous Improvement: Mentor developers, monitor trends, and stay current with emerging web tools.

Skills

MERN stack

SQL databases

AWS cloud services

Git version control

Mentoring

Communication

Education

Bachelor's Degree in Computer Science or related field

Tools

MongoDB

Express.js

React.js

Node.js

AWS (EC2/S3/Lambda/RDS)

Git

Job description

Job Title: Senior Full-Stack Developer – Risk Solutions
Location: Chicago, IL (60606) – Local Candidates Only
Position Type: Min 6-Month Contract
Experience Level: Mid-Senior (6–10 Years)
Education: Bachelor's Degree in Computer Science, Information Technology, or related field
Visa / Relocation: No Visa Sponsorship | No Relocation Assistance

About the Role

We are seeking a highly skilled Senior Full-Stack Developer to join our team in Chicago, IL. In this role, you will independently design, develop, and deploy scalable software applications, custom analytics tools, and web modules supporting enterprise risk consulting operations.
You will work heavily across the MERN stack (MongoDB, Express.js, React.js, Node.js), complex SQL databases, and AWS cloud infrastructure. This position requires a strong technical lead capable of executing end-to-end features, performing data migrations, optimizing queries, and mentoring junior engineering talent.

Key Responsibilities

• Full-Stack Software Development: Independently design, code, test, and debug high-performance web applications and modular software features using MongoDB, Express.js, React.js, and Node.js.
  
• Database Architecture & Migrations: Architect relational databases, write complex multi-table SQL queries, perform schema design, and execute custom data migrations for analytics platforms.
  
• Cloud & Infrastructure: Deploy, configure, and maintain production applications on AWS infrastructure utilizing EC2, S3, Lambda, and RDS services.
  
• Version Control & Quality: Manage source code using Git workflows (branching, merging, pull requests, and peer code reviews) while maintaining rigorous unit testing and security standards.
  
• Technical Support & Troubleshooting: Assist in diagnosing and repairing complex coding issues, including handling escalated (L3) support tickets from internal help desks.
  
• Mentorship & Continuous Improvement: Serve as a technical resource and mentor for developers and analysts, monitor support trends to advise leadership on system enhancements, and stay current with emerging web tools.
  

Required Qualifications

• 6 to 10 years of professional full-stack development experience with a strong concentration in the MERN stack (MongoDB, Express, React, Node.js).
  
• Demonstrated mastery of SQL databases, including complex query writing, database design, indexing, and query optimization.
  
• Practical, hands‑on experience deploying and managing web applications on AWS cloud services (EC2, S3, Lambda, RDS).
  
• Strong experience with Git version control and collaborative developer workflows.
  
• Proven track record of working independently under limited supervision in a fast-paced environment.
  
• Excellent analytical, problem-solving, and communication skills, with experience mentoring team members and handling technical support escalations.
  

Preferred Qualifications

• Prior background or domain knowledge in Insurance, Claims, or Risk Analytics.
  
• Hands‑on experience with custom data analytics builds and enterprise‑scale data migrations.
  
• Knowledge of containerization tools (Docker, Kubernetes) and automated CI/CD pipelines.
  
• Proficiency in TypeScript or modern JavaScript tools.
  
• Experience leveraging AI-driven development tools to accelerate coding workflows and efficiency.