Web Application Developer (Performance Optimization)
About the Role
We are seeking a skilled and detail-oriented Web Application Developer with 5+ years of experience specializing in performance optimization and scalability. This role focuses on improving the speed, efficiency, and reliability of our web applications while contributing to feature development across the stack.
You’ll work closely with product, design, and engineering teams to identify bottlenecks, implement improvements, and ensure a seamless user experience.
Key Responsibilities
Analyze, identify, and resolve performance bottlenecks across front-end and back-end systems
Optimize application performance, including load times, API response times, and database queries
Develop and maintain scalable web applications using modern frameworks and tools
Collaborate with cross-functional teams to define, design, and ship new features
Write clean, maintainable, and efficient code
Monitor application performance and implement improvements based on metrics and user feedback
Conduct code reviews and contribute to best practices for performance and scalability
Troubleshoot production issues and implement long-term fixes
Required Qualifications
5+ years of professional experience in web application development at large usage scales
Extensive experience with MongoDB and MongoDB Atlas Cloud, including sharding, replication, index design, query plans, and operation profiling
Solid experience with Go (Golang) for backend services
Experience with Vue.js for front-end development
Proven track record of improving application performance and scalability
Strong understanding of RESTful APIs and web architecture
Experience with performance monitoring and debugging tools
Familiarity with version control systems (e.g., Git)
Preferred Qualifications
Experience with caching strategies (e.g., Redis, CDN optimization)
Knowledge of containerization tools like Docker
Familiarity with cloud platforms (AWS, GCP, or Azure)
Experience with CI/CD pipelines
Understanding of microservices architecture
Key Skills
Performance tuning and optimization
Problem-solving and analytical thinking
Strong communication and collaboration skills
Attention to detail and code quality
Applications will be accepted through July 7. This window may be extended depending on business needs.
Compensation at Pearson is influenced by a wide array of factors including but not limited to skill set, level of experience, and specific location. As required by the California, Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, New York State, New York City, Vermont, Washington State, and Washington DC laws, the pay range for this position is as follows:
The full-time salary range for this position is between $120,000 - $135,000
This position is eligible to participate in an annual incentive program, and information on benefits offered is here.
Pearson Chicago, Illinois, USA Office
50 NW Point Blvd, Chicago, United States, 60007
Similar Jobs
What you need to know about the Chicago Tech Scene
Key Facts About Chicago Tech
- Number of Tech Workers: 245,800; 5.2% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: McDonald’s, John Deere, Boeing, Morningstar
- Key Industries: Artificial intelligence, biotechnology, fintech, software, logistics technology
- Funding Landscape: $2.5 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Pritzker Group Venture Capital, Arch Venture Partners, MATH Venture Partners, Jump Capital, Hyde Park Venture Partners
- Research Centers and Universities: Northwestern University, University of Chicago, University of Illinois Urbana-Champaign, Illinois Institute of Technology, Argonne National Laboratory, Fermi National Accelerator Laboratory
