2015 to today

Career

April 2025 – present

Singapore

GXS Bank (Grab)

Lead SRE Engineer

  • Drive automation initiatives for infrastructure operations and application deployment, including GitOps workflows using Argo CD and Terraform.
  • Build secure infrastructure for AI solutions and application runtimes spanning data science, MLOps, Go, and Python.
  • Establish infrastructure governance standards with Compliance and Security teams to implement security controls and meet audit requirements.
  • Lead migration projects, including GitLab and Jira Service Management, from strategic planning through delivery.
  • Partner with cross-functional stakeholders to align infrastructure roadmaps with business goals and deliver complex integrations.

March 2022 – March 2025

Singapore

GXS Bank (Grab)

Senior SRE Engineer

  • Designed and implemented technical architecture for critical, scalable, and highly available banking systems.
  • Implemented Istio service mesh for secure, observable, and controlled communication between microservices.
  • Drove cloud efficiency initiatives that reduced AWS infrastructure spend by 25% without compromising performance.
  • Implemented cloud connectivity with vendors using an understanding of TCP, UDP, HTTP, HTTPS, and DNS.

September 2019 – March 2022

Singapore

Xylem Inc.

Senior DevOps Engineer

  • Architected and deployed a runtime platform for a large-scale IoT application, supporting data ingestion and processing.
  • Engineered hybrid infrastructure across AWS and on-premises VMware environments.
  • Set up Prometheus and Grafana observability with dashboards for infrastructure health and application performance monitoring to help reduce recovery time.
  • Built production clusters for Kafka, Spark, Airflow, and Redis.
  • Created and managed virtual machines using VMware vSphere.
  • Administered Linux environments and core services including LDAP, DNS, NTP, Rsyslog, NFS, and SFTP.

March 2018 – September 2019

Bangalore

Xylem Inc.

DevOps Engineer

  • Developed reusable Terraform modules to standardize AWS provisioning across development and production environments.
  • Automated server configuration with Ansible to reduce manual setup work.
  • Created Jenkins jobs and maintained deployment pipelines for application releases.
  • Set up and administered MongoDB replica sets for high availability and data redundancy.
  • Containerized applications and their dependencies with Docker and Dockerfiles.

July 2015 – March 2018

Bangalore

Onmobile Global Limited

Operations Engineer

  • Provisioned and managed AWS EC2, S3, IAM, and ELB, and automated backups with AMIs and snapshots.
  • Administered Linux systems, including LVM disk management, kernel tuning, and access-control lists.
  • Wrote shell scripts for reporting, user onboarding, and system maintenance.
  • Monitored and managed Linux processes and services, and configured, upgraded, and recompiled kernels.
  • Hardened operating systems with Iptables and Firewalld, and managed file sharing through NFS, Samba, and AutoFS.

Tools & foundations

Skills I work with

Cloud & containers

  • AWS
  • Amazon EKS
  • Kubernetes
  • Docker
  • VMware

Automation & delivery

  • GitOps
  • Terraform
  • Argo CD
  • Ansible
  • Jenkins
  • Python
  • Shell

Systems & observability

  • Linux
  • Networking
  • Istio
  • Prometheus
  • Grafana

Data platforms

  • MongoDB
  • MySQL administration
  • Kafka
  • Spark
  • Airflow
  • Redis

Foundations

Education

2014

Bachelor of Engineering

IES, IPS Academy

2010

Diploma Engineering (Electronics)

S.V. Polytechnic Indore

Continued learning

Learning & credentials

National University of Singapore

Deploying and Operating AI Solutions

Issued July 2026

Red Hat

Red Hat Certified Specialist in Containers and Kubernetes

Issued September 2021 · Expired September 2024

Languages: English and Hindi.