Senior Full-Stack Developer – MERN & SQL

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 (610 Years)
Education: Bachelors Degree in Computer Science Information Technology or related field
Visa / Relocation: No Visa Sponsorship No Relocation Assistance

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 ) 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.

• Full-Stack Software Development: Independently design code test and debug high-performance web applications and modular software features using MongoDB and .
  
• 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.
  

• 6 to 10 years of professional full-stack development experience with a strong concentration in the MERN stack (MongoDB Express React ).
  
• 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.
  

• 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.