Gurpreet Singh

DevOps Engineer

India14 yrs experience

Key Highlights

Over 14 years of DevOps/SRE experience.
Expert in AWS and Kubernetes migrations.
Proven track record in cost optimization.

Stackforce AI infers this person is a SaaS Infrastructure Engineer with extensive experience in cloud optimization and automation.

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Skills

Core Skills

Amazon Web Services (aws)KubernetesDatabases

Other Skills

AWS GlueShell ScriptingAthenaPythonLinux System AdministrationTerraformPostgreSQLLinuxDockerAWS EKSAuto ScalingHigh AvailabilityFabricAutomationContainers

About

Experienced DevOps/SRE with more than 14 years in designing, implementing, managing, optimizing and overhauling infrastructures. Seeking role as a Principal DevOps, SRE or Solution Architect.

Experience

14 yrs

Total Experience

1 yr 4 mos

Average Tenure

Current Experience

Simpl

Senior Staff DevOps Engineer

Mar 2022 – Jun 2024 · 2 yrs 3 mos · Remote · Remote

Led migration of Flink pipelines from EC2 cluster to EKS for improved efficiency & resource isolation.
Introduced IP address based whitelisting for User IAM credentials to block access from outside known networks.
Troubleshot and fixed numerous issues in infrastructure over my tenure:
◦ Built Grafana dashboards for quicker identification of issues across clusters.
◦ Resolved critical issues in Opensearch, Dask, Jupyterhub and Concourse clusters.
◦ Fixed dependency issues in Dask & Airflow cluster deployments, multiple times.
Enhanced PostgreSQL performance:
◦ Implemented Table partitioning.
◦ Migrated data from existing table of 3TB to a new partitioned table.
◦ Automated partition management/lifecycle with pg_partman & pg_cron.
Cost Optimization and Performance:
◦ Implemented Karpenter on EKS utilizing Spot instances.
◦ Migrated RDS PostgreSQL databases to Aurora IO‑Optimized.
◦ Started the migration of a 6TB DynamoDB table to S3, Athena & Glue based solution.
◦ Implemented Blue‑Green migrations for upgrading AWS RDS engine versions.
◦ Implemented VPC Endpoints for S3, DynamoDB to ensure security & optimize costs.
◦ Identified and added lifecycle rule for cleanup of incomplete multipart uploads.
◦ Migrated big‑data infrastructure to Spot instances: Dask EC2 and ECS clusters.
◦ Contributed to the setup of scalable Jupyter clusters on ECS backed by Spot instances.

AWS GlueShell ScriptingAthenaPythonLinux System AdministrationTerraform+2

Ordway - billing and revenue automation

SRE Consultant

Mar 2021 – Mar 2022 · 1 yr · Online · Remote

Hardened Docker images and EC2 AMIs.
Configured auto‑scaling on EKS clusters with custom metrics.
Introduced Spot Instances for non‑prod workloads to optimize AWS cost.
Orchestrated migration from Heroku to AWS EKS for improved scalability:
◦ performed dozens of trial migrations
◦ identified issues in elasticsearch, database migrations and fixed them before actual migration
◦ minimized downtime by figuring out optimal ordering of migration steps
◦ completed migration with zero critical issue

Shell ScriptingDatabasesPythonLinux System AdministrationLinuxAmazon Web Services (AWS)+1

Arcesium

SRE Lead

Apr 2019 – Mar 2021 · 1 yr 11 mos · Hyderabad, Telangana, India

Led Incident Management and Root Cause Analysis.
Automated internal workflows and assisted L1 support.

Linux System Administration