Manish's Resume
Senior Platform Engineer at Mercari in Bengaluru. Experience in cloud infrastructure, authentication, developer tooling and open source.
Updated
I build secure, large-scale platforms that support 1,000+ developers across the company.
🏫 Education
Indian Institute of Information Technology and Management
Dual Degree (B. Tech (IT) + MBA)
July 2019 - July 2024 · Gwalior, India
⚙️ Skills
- Languages: Go, TypeScript, JavaScript, Python, Bash, HCL, SQL
- Kubernetes: GKE, EKS, Kustomize, Helm, Istio, K8s Security and Governance, Remote AI Agents Infrastructure
- CI/CD and Delivery: GitHub Actions (self-hosted runners, ARC), Argo CD, Argo Rollouts, Spinnaker, Octopus Deploy, Tekton, BuildKit
- Cloud and IaC: Google Cloud (GKE, Cloud NAT, KMS, Workload Identity Federation), AWS (ECS, EKS, Lambda), Terraform, CUE
- Security: OIDC and keyless SDLC / CI / CD, Sigstore, Image hardening and CVE management, PKI, WebAuthn and Passkeys
- Observability: Datadog, Grafana
- AI Tooling: AI agents for operations, MCP, Claude Code, OpenCode, Harness Engineering, Remote Agents Platform
- Web: React, Next.js, Node.js
- Languages spoken: English (fluent), Hindi (native)
🛠️ Experience
Senior Platform Engineer Mercari Inc.
Oct 2024 - Present | Bengaluru, India · Japan–India collaboration
- Lead the end-to-end implementation of a company-wide CD platform migration, delivering keyless, secure-by-default deployments across thousands of pipelines
- Build infrastructure-as-code deployment workflows, automation and developer tooling to improve productivity for product teams across the company
- Developing the foundational CI/CD infrastructure to manage the lifecycle of 4000+ microservices
- Managing 6+ Web services across the organisation, including the common authentication service of company serving 10 million Daily Active users
- Worked on enhancing Docker image security, reducing weekly CVEs by 95%
- Monitoring and debugging Site Reliability issues
Senior Software Engineer Innovapptive Inc.
May 2024 - Aug 2024 | Hyderabad, India
- Worked on building a completely new cloud agnostic infrastructure for the company's primary product using Kubernetes and Kustomize
- Developed multiple systems in place for an efficient developer workflow from coding to deployments and monitoring
- Acted as an architect and a tech lead of team of 7 people ensuring good quality code and product development
- Developed multiple internal tools for the company like Internal Wiki, API Documentation and infrastructure tooling, saving $100k+ in third party costs
Software Engineering Intern Mercari Inc.
Feb 2024 - Apr 2024 | Tokyo, Japan
- Implemented Passkey login on the common Auth page using Next.js, React and WebAuthn API, currently having 300 thousand+ logins each day
- Building the foundation of the Backstage internal tool to unify and streamline developer experience across the company having 2000+ developers
- Worked with a diverse team with people from 18+ countries from company's main office at Tokyo, Japan
- Enabled and optimised various features and improvements in internal CI/CD and platform tooling for the betterment of Developer Experience(DX) within the company
- Created as well as fixed a few production affecting incidents
- Deployed an internal standalone system using Kubernetes, Terraform and Spinnaker
Chief Cloud Architect and Tech Lead Cometlabs
Feb 2023 - Nov 2023 | Hyderabad, Telangana
- Developed and implemented scalable, secure and efficient cloud architecture
- Led a team of 15 engineers in development and deployment of platform using Next.JS, Node.js, Golang, AWS and Kubernetes
- Managed cloud resources on Amazon Web Services, resulting in a 20% reduction in operational costs
- Spearheaded the development of instant, real time and multi node coding playgrounds using Kubernetes, EKS and AWS
Software Engineer Intern Blaze AI
Mar 2022 - May 2023 | Bengaluru, Karnataka
- Setup the data warehousing infrastructure on Snowflake, currently with 2 billion+ rows and 100k+ queries per day
- Worked on reducing the latency of queries by more than 90% by migrating the system to Snowflake
- Deployed and Managed 4+ Staging and Production Clusters using AWS ECS
- Setup 10+ deployment lifecycles and CI/CD pipelines for various micro-services and applications on AWS Lambda, AWS EC2 and AWS ECS using Github Actions and Bash Scripts
- Setup data processing pipelines using Apache Airflow
- Developed the main website + 3 web applications using React, Next and MUI
- Worked on optimising the website, reducing the initial bundle size by 90%
Software Engineering Intern Retrera
Oct 2021 - Feb 2022 | Remote
- Worked in building the UI using Next.js and Material UI
- Developed multiple APIs using Python, Flask and SQLAlchemy
- Integrated various 3rd party services like Slack, Stripe, Chargebee and Merge
Cloud Engineer (Freelance) Techwondoe
Jul 2021 - Nov 2021 | Remote
- Worked on Data Processing pipelines on Google Cloud Platform and delivered end-to-end products to Production
- Built, deployed and managed 5+ Google Cloud Functions using Node.js, Python, gcloud CLI, Terraform and Gitlab CI
- Worked with Google Document AI to process and extract data from PDFs on scale
- Worked on React Native and nx.dev to develop UI Screens for a cross-platform modular Mobile App
Cloud Engineer Intern Maalexi
Aug 2020 - Sep 2021 | Remote
- Led both Front-end and Back-end development and infrastructure of the current marketplace website
- Integrated various payment platforms (Stripe, Escrow.com) in the website facilitating online transactions
- Co-managed the cloud infrastructure using tools like AWS ECS, CloudWatch, EC2, Docker and Vercel
- Setup multiple CI/CD pipelines using Bash Scripting and Gitlab CI
Full Stack Developer Intern S4S Technologies
July 2020 – Feb 2021 | Remote
- Built Internal Admin System for the Supply Chain and for Internal Co-ordination, currently incorporating 200+ Farmers in Maharashtra, using React, TypeScript, PostgreSQL and MongoDB
- Deployed several applications in Production using AWS and Docker
- Created a smooth CI/CD Flow using Github Actions
Web Developer AllWeLearn
Apr 2020 - Jul 2020 | Remote
- Designed, Developed and Deployed a complete PENN Stack (PostgreSQL, Express, NextJS, NodeJS) website
- Made complete backend, frontend and cloud infrastructure on AWS with Docker and Serverless technology, making a highly available, scalable, fault tolerant and cost effective solution for deploying a website
- Setup a CI/CD pipeline through GitHub Actions to AWS ECS for production server and Google Cloud Run for Development server
Speaking
Zero Static Keys: Keyless CD at 4,440 Pipelines Scale
Open Source Summit Japan 2026
Talk detailsPasswordless in Production: Implementing FIDO Passkeys for Frontend
JSConf JP 2025
Conference talk pageInterests
Photography, desk setups and hardware, open source, conference speaking, and AI-assisted developer tooling.
🚧 Projects
Open Source Contributor and Maintainer Nodejs.org
Oct 2021 – present
- Made multiple commits over the course of 30 months with multiple fixes and pull request reviews
- Implemented the blog part of the new NodeJS website using Gatsby, Remark and Markdown
- Worked on migration of the main website from 11nty to Next.js
- Contributed to multiple discussions and meetings in the Node.js organisation and the development of Node.js in general
Gnome Customization Tool Dynamic Gnome Wallpapers
Jan 2022
- Easy to use bash scripts to install MacOS like dynamic wallpapers for Gnome based Linux systems
- Ported 15+ wallpapers to the app increasing the choices for customization
- Open Source project with 150+ stars on Github
Fully Server-less Anonymous Election web-app Electify
Jul 2021 – Jul 2021
- Web app created for creating anonymous elections, voting and sharing results.
- Made using React + NextJS + TypeScript + NodeJS + Server-less Functions
- Deployed on server-less platform Vercel
- Uses a resilient back-end architecture with AWS DynamoDB as the database of choice
🏣 Organizations
- Node JS
- Website Maintainer
- IIITM Gwalior
- Placement Representative
- Google Developer Student Clubs
- Chapter Lead
- IEEE Student Branch IIITM Gwalior
- Web Operations Head
- ICPC
- Student Co-ordinator
- Aurora, IIITM Gwalior
- Graphic Designer
- Rotaract Club, IIITM
- Member
- E-Cell, IIITM
- Member
- Girlscript Summer of Code
- Supervisor and Mentor