Kevin Julio

Senior Frontend Engineer with 10+ years of experience building high-performance web applications, reusable UI systems, and data-intensive platforms. Deep expertise in React, TypeScript, Next.js, and StencilJS, backed by hands-on full-stack experience connecting frontend systems with C#/.NET, Node.js, and containerized cloud services. Track record of advancing from Frontend Developer to Senior Frontend Engineer at Qrvey, establishing engineering standards for multi-tenant analytics SaaS products, company-wide UI component libraries, and AI-augmented agile methodologies.

Increased monthly feature delivery velocity by 50% by pairing Spec-Driven Development (SDD) with Test-Driven AI Generation (TDAI).

Senior Full Stack Developer (Frontend Focused) at Cigo Tracker (2026-02 – 2026-08)

• Engineered high-performance frontend interfaces in Blazor, translating Figma design systems into responsive, accessible UI components connected to C#/.NET backend microservices.
• Road Builder (Key Module): Delivered the frontend interface and integrated GraphHopper routing APIs for dynamic multi-stop route optimization; migrated legacy PHP backend services to ASP.NET Core and Entity Framework Core.
• Designed modular, single-responsibility frontend component patterns that isolated state updates and eliminated redundant rendering cycles.
• Integrated multi-agent AI workflows into the sprint cycle for task decomposition, rapid UI prototyping, and automated pull request reviews.

Senior Frontend Engineer at Qrvey Inc (2018-01 – 2026-01)

• Promoted from Frontend Developer to Senior Frontend Engineer, driving technical execution, code quality, and release standards for the Admin frontend engineering team on an enterprise analytics SaaS platform.
• Entity Management System (Key Project): Engineered a real-time data monitoring platform in React capable of handling massive data streams, implementing dynamic rendering, streaming state synchronization, and strict multi-tenant role-based data access (RBAC).
• Built and maintained company-wide reusable UI design systems and web component libraries using TypeScript, StencilJS, and React, eliminating component duplication across multiple product repositories.
• AI-Augmented Agile Delivery: Introduced Spec-Driven Development (SDD) combined with Test-Driven AI Generation (TDAI), structuring technical specifications and automated test suites before AI-assisted code scaffolding, which improved monthly feature delivery throughput by 50%.
• Configured and maintained Docker, Kubernetes, Linux, Nginx, and CI/CD pipelines for frontend staging and production builds.
• Awarded Qrvey Star of the Quarter (2022) in the Admin engineering team.

Co-Founder & Software Engineer at Qualty SAS (2017-10 – 2018-09)

Co-founded the company and engineered a full-stack web platform to track social aid distribution, leading UI/UX design workflows and Docker-based cloud deployments.

• Developed modular frontend interfaces using JavaScript (ES6+), HTML5, and CSS/SASS, integrating RESTful APIs and optimizing cross-browser rendering.

Frontend Developer at Aservices SAS (2016-11 – 2017-08)

Developed modular frontend interfaces using JavaScript (ES6+), HTML5, and CSS/SASS, integrating RESTful APIs and optimizing cross-browser rendering.

B.S. in Systems Engineering – Univ. Tecnológica de Bolívar (2018)