Keegan Colaco.

Frontend Developer

Lucres · Remote

• Built a scalable real-time chat system in Next.js and TypeScript using Socket.IO, supporting 1:1 and group communication for 23,000+ active users, featuring optimistic updates, resilient reconnect strategies, virtualized threads, presence tracking, and low-latency real-time interactions.
• Engineered an AI-powered resume builder with PDF parsing for one-click import into structured fields, a real-time multi-template preview engine with lossless layout switching, and a contextual AI suggestion system providing section-aware content recommendations.
• Built and maintained an admin dashboard with modules for user, job, and company management, role-based permissions, and analytics to streamline platform operations.
• Architected multi-tenant SSR career pages in Next.js enabling companies to host fully customized job listing sites on subdomains or custom domains, with a client-side SSO authentication flow.

Freelance Frontend Web Developer

Freelancer · Remote

• Delivered high-performance, accessible websites for 8+ dermatology and dentistry clients using React.js and Next.js, focusing on conversion-driven UI, strategic CTAs, and WCAG-compliant experiences to maximize patient lead generation.
• Drove a 60% lift in organic search traffic within 3 months by executing on-page SEO and Lighthouse-guided Core Web Vitals optimization.
• Implemented Generative Engine Optimization (GEO) strategies to enhance client discoverability on AI search platforms like ChatGPT and Perplexity, driving visibility for niche healthcare practices.

Frontend Developer Intern

Deviant Strokes · Goa, India

• Translated Figma designs into pixel-perfect, responsive UIs adhering to UI/UX principles and design systems, ensuring consistent visual fidelity across the platform.
• Created dynamic user interfaces using HTML, CSS, JavaScript and Bootstrap, conducting thorough testing and debugging to ensure cross-browser compatibility and resolving 15+ issues.
• Optimized web performance and accessibility by implementing lazy-loading, image compression, and semantic HTML with ARIA attributes, improving Lighthouse scores.