Jeff Keslin
Chicago,IL
Summary
As a dedicated Front End Software Engineer and Architect, I specialize in crafting intuitive, high-performing web applications that optimize user experience. With over 10 years of experience, I have a strong command of modern front-end technologies.
My approach blends user-centered design principles with technical expertise to develop innovative solutions. I value versatility and adaptability, allowing me to tackle challenges collaboratively with my team. Eager to learn, I actively explore emerging industry trends and technologies to enhance both user and developer experiences.
Overview
11
11
years of professional experience
Work History
Front End Architect
VelocityEHS
10.2023 - Current
- Collaborated closely with Product and UX teams to deliver tailored solutions that effectively address customer needs and improve user satisfaction.
- Developed and implemented a platform web UI utilizing micro-frontend architecture, enhancing modularity and scalability across applications.
- Designed and managed a component library for enterprise-wide use, promoting consistency and reusability across projects.
- Successfully integrated legacy applications within the platform, creating a unified user experience through a cohesive design library.
- Enhanced the testing suite by implementing best practices for unit testing, leading to improved code reliability and reduced bugs.
- Established and enforced code quality standards, leveraging tools integrated with GitHub Actions to monitor compliance and maintain high code quality.
- Led a team of engineers, fostering a collaborative environment and providing mentorship to enhance technical skills and professional growth.
- Utilized Apollo Router and GraphQL for efficient communication with various microservices, streamlining data retrieval and enhancing application performance.
Staff Software Engineer
VelocityEHS
01.2021 - 09.2023
- Played a key role in developing the platform web UI using micro-frontend architecture using tools like single-spa and SystemJS.
- Built module for the integration of legacy applications into the unified platform, helping streamline user pathways and enhance overall design consistency.
- Enhanced the codebase by upgrading the testing suite, implementing unit testing practices that minimized errors in deployments.
- Contributed to the establishment of code quality benchmarks and helped integrate monitoring tools, ensuring the team maintained high development standards.
- Collaborated with Product and UX teams to translate customer requirements into practical technical solutions, ensuring user-centric development.
- Employed modern technologies such as React, Typescript, and GraphQL to develop a high-performance and maintainable web application user interface.
Software Engineer
Maestro Health
06.2016 - 10.2020
- Developed a modular, component-driven router configuration utilizing Vue Router, optimizing navigation and user experience.
- Executed advanced state management and data flow strategies through the Vuex library, ensuring robust application performance.
- Conducted comprehensive code coverage assessments using the Jest testing framework, enhancing reliability and maintainability.
- Integrated GraphQL for efficient data retrieval, streamlining backend communication and improving performance.
- Authored readable, scalable code employing TypeScript, adhering to best practices for maintainability and collaboration.
Front End Developer
Societe Generale
08.2015 - 06.2016
- Designed and implemented innovative web applications that transform extensive real-time datasets from global financial markets into aesthetically pleasing and user-friendly interfaces.
- Empowered clients to effortlessly derive meaningful insights, uncover hidden patterns, and make informed business decisions.
- Utilized a robust technology stack, including: JavaScript | D3.js | Angular | Crossfilter | HTML/CSS | Node.js
Web Developer
PaletteApp
10.2014 - 06.2015
- Developed an eCommerce platform and associated administrative tool for direct sales of overstock products from textile manufacturers.
- Executed API integrations for third-party shipping and sales tax logistics, improving operational efficiency.
- Created a robust system to crawl industry data, ensuring accurate import and mapping to a legacy database.
- Engineered an algorithm to identify primary and secondary textile colors from photographs, mapping them to industry-standard color options.
- Led high-level strategy, project planning, and wireframing to align development with business objectives.
Education
Master of Science - Fire Protection Engineering
University of Maryland, College Park
College Park, MD05-2008
Bachelor of Science - Fire Protection Engineering
University of Maryland, College Park
College Park, MD05-2007
Skills
- Team Leadership
- Advanced JavaScript and ES6
- Responsive and Adaptive Design
- Software Architecture Design
- Technical Documentation Writing
- Various State Management Libraries
- CI/CD implementation
- Web Security Best Practices
- Micro-Frontend Architecture
- Design Systems and Component Libraries
- Agile Methodologies
- JavaScript frameworks: React, Vue, Angular
- GraphQL and RESTful APIs
- Web Optimization Strategies
Timeline
Front End Architect
VelocityEHS
10.2023 - Current
Staff Software Engineer
VelocityEHS
01.2021 - 09.2023
Software Engineer
Maestro Health
06.2016 - 10.2020
Front End Developer
Societe Generale
08.2015 - 06.2016
Web Developer
PaletteApp
10.2014 - 06.2015
Master of Science - Fire Protection Engineering
University of Maryland, College Park
Bachelor of Science - Fire Protection Engineering
University of Maryland, College Park