Headline

Lead backend engineer with strong product ownership.

About

Backend engineer with 8+ years of experience building scalable distributed systems across Logistics, SaaS, and eCommerce. I specialize in low-latency backend architecture, infrastructure, and product engineering. Built and scaled systems handling 1M+ req/hr with p95 latency under 50ms, led engineering teams of 15+, and shipped products end-to-end across Go, Elixir, Kubernetes, AWS, and GCP. Outside of work, I enjoy building and launching internet products. Recently launched a side project that reached #1 Product of the Day and Week on Uneed.best. Tech: Go, Elixir, Node.js, Ruby on Rails, Kafka, Redis, Postgres, Kubernetes, AWS, GCP, CI/CD

Location

Bengaluru

AI stack

claude code

claude

codex

cursor

openai

claudecode

Work experience

Lead Engineer at Kult App, Sep 2023 - Present · 3 yrs, Remote, • Strategic Architecture: Designed polyglot microservices (RoR, Elixir) that scaled to support 300% user growth while maintaining 99.99% uptime. • Operational Impact: Optimized AWS footprint via container orchestration, reducing infrastructure overhead by 25% through improved resource density. • Technical Ownership: Built a high-performance Elixir/Phoenix umbrella application serving 6 versioned REST API surfaces for a mobile + web commerce stack. • System Innovation: Engineered an Elasticsearch-backed discovery engine with custom query builders, powering personalized content feeds for “Kult Kafe.”

Technical Consultant at The Balloon Labs, Sep 2022 - Oct 2023 · 1 yr 2 mos, India, • Collaborated independently with diverse clients to address complex engineering challenges. • Developed solutions for file management at scale for a legal AI company. • Implemented user management systems for a new Indian browser. • Designed an IOT system to enhance efficiency and performance and remotely control the battery

Engineering Lead at Fraazo, Nov 2020 - Aug 2022 · 1 yr 10 mos, Mumbai, Maharashtra, India, • Created and led a new engineering team focused on building a last-mile delivery system from the ground up. • Scaled the platform to become the largest in Mumbai, with expansion into other metro cities. • Supervised all engineering and product decisions, ensuring alignment with business goals. • Managed a dedicated team to drive the success of this innovative product.

Lead Engineer at Fraazo, Nov 2020 - Aug 2022 · 1 yr 10 mos, • Team Leadership: Directed a team of 11+ engineers across Backend, Frontend, and QA; established code-review standards and on-call rotations that reduced production incidents by over 40%. • High-Scale Logistics: Architected a last-mile engine handling 1M+ RPM; led a latency initiative that cut core response times to sub-20ms via N+1 elimination and connection-pool tuning. • Product Strategy: Partnered directly with founders to translate qualitative rider pain points into a quantified feature backlog, aligning engineering effort with business ROI. • Real-time Systems: Developed a rider incentive engine in Golang with idempotent event processing for 10,000+ concurrent active users.

Senior Software Engineer at Fynd (Shopsense Retail Technologies Pvt. Ltd.), Jul 2019 - Nov 2020 · 1 yr 5 mos, Mumbai, • Developed and scaled multiple backend services from scratch, enhancing system performance and reliability. • Utilized technologies such as Golang, NodeJS, MongoDB, and Kubernetes to create robust applications. • Designed and implemented systems including a Short Link Service, User Tracking, and Order Management System.

Software Engineer at Fynd (Shopsense Retail Technologies Pvt. Ltd.), Jul 2019 - Sep 2019 · 3 mos, Mumbai Area, India

Platform Engineer at Freelance Software Development, Feb 2018 - May 2019 · 1 yr 4 mos, India

Education

Bachelor of Technology, Computational Science, biju patnaik university of technology

Public links

github: https://github.com/pncraz