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Manas Upadhyay
Available for new projects

Building high-scale systems & AI applications.

I'm Manas Upadhyay, a Software Engineer with nearly 4 years of experience in building scalable AI web applications, and a gym freak. Based in India.

Work Experience

Oct 2024 - Present·Hy Bro :)·Software Development Engineer

Building AI-powered image generation pipelines and scalable backend systems for fashion brands.

  • Built Brand & Template Personalization infrastructure, enabling brands to access identity-tailored templates; optimized backend APIs and reduced response time from ~60 seconds to ~6 seconds — a 10× improvement in user experience.
  • Developed Bulk Click Generation feature from scratch — enabling scalable bulk editorial image generation, generating nearly 300k images. This was our first customer-facing feature launch.
  • Architected and delivered Fluid Single Shot, a major pipeline migration from Flux to Nano-Banana, significantly improving generation reliability, system performance, and reducing failure rates in production.
  • Developed and maintained multiple AI image transformation workflows — including image-to-ghost, image-to-sketch, and image-padding — powering editorial tools generating nearly 80k images monthly across global fashion brands.
  • Built a custom LoRA training pipeline using AI Toolkit and Flux Context Portrait models, producing 500+ fine-tuned .safetensors models for personalized fashion editorial generation.
  • Resolved 85+ production bug tickets, improving platform stability and user experience across the application; implemented interactive in-product guided tours and continuous UI/UX enhancements to boost user activation.
  • Set up end-to-end analytics infrastructure in PostHog, Crisp, and Mailjet — including funnels, retention cohorts, event tracking, and trend dashboards — enabling data-driven product decisions for the team.
  • Leveraged AI tooling extensively to maximize personal engineering output delivering on high-complexity features with a high degree of quality and ownership, also helped people across multiple teams to set up automation to boost their productivity.
Jan 2024 - Oct 2024·JobSwift·Software Engineer

Developed interactive web experiences and backend architectures.

  • Developed over 15+ interactive landing pages in Next.js with advanced scroll animations using GSAP & Framer Motion, crafting smooth, story-driven scroll experiences that aligned with brand identity and increased engagement.
  • Architected a scalable notification system for custom notifications over text/WhatsApp/email.
  • Collaborated with 4+ developers to build an e-commerce platform capable of supporting 1M+ monthly visitors.
Nov 2022 - Jan 2024·Krishko Infotech Pvt. Ltd.·Web Developer

Full stack development for internal tools and client applications.

  • Developed a mobile application from scratch using React Native + TypeScript, resulting in a 20% increase in hiring efficiency in the third quarter.
  • Designed and implemented the front end of the terminal application using React.js + TypeScript, boosting admin efficiency by 30%.
  • Migrated the backend of the employee portal from PHP to Node.js.
  • Developed APIs for the dispatch application using Node.js as the backend framework.

Ready to create something extraordinary?

I'm currently available for freelance projects and open to full-time opportunities.