SAHIL THAPAR
San Jose,CA
Overview
8
8
years of professional experience
1
1
Certification
Work History
Software Infrastructure Engineer
Graphiant
02.2024 - Current
- Led GitOps-driven CI/CD implementation for a Kubernetes-based microservices architecture using Flux and GitLab CI/CD, ensuring 100% desired state enforcement and improving developer efficiency by reducing deployment time by 40%.
- Developed a Django-based release management platform, reducing manual deployment time by 60% through integrated asynchronous task processing (Celery), Redis-based queuing, and MySQL-backed persistence, with a modern JavaScript frontend.
- Automated certificate management and renewal processes using Go, FastAPI, LEGO ACME, and Azure DNS, eliminating manual intervention, reducing security risks by 80%, and ensuring 100% certificate availability.
- Designed and deployed a secure GitOps-compliant hybrid cloud network using WireGuard VPN, Azure ExpressRoute, and Virtual Hub, expanding network accessibility by 3x while maintaining zero security incidents, enabling large-scale testing.
- Migrated infrastructure from Azure to GCP with Terraform, achieving a 30% cost reduction, improving scalability, and integrating Datadog alerts for proactive monitoring and real-time insights.
- Handled on-call monitoring and incident response, reducing MTTR by 50% through Grafana and Datadog dashboards, ensuring 99.9% uptime for critical services.
Senior Site Reliability Engineer
LinkedIn
03.2021 - 02.2024
- Led the migration of Glint’s architecture from monolithic to microservices, improving scalability, maintainability, and resource efficiency across LinkedIn's infrastructure.
- Optimized machine learning workflows by implementing file storage and volume mount strategies, reducing processing time from 22 minutes to 6 minutes
- Developed Kubernetes pipelines and Python CLI tools, enabling automated monitoring, reporting, and seamless instance migration, reducing manual intervention from 2 weeks to 2 hours and significantly enhancing operational efficiency.
- Served as the primary on-call engineer for LinkedIn’s Jobs Page, managing 135 services on LinkedIn’s native microservice platform and maintaining 99.99% availability with uninterrupted operations.
Software Engineer
Alkira
08.2019 - 03.2021
- Automated production environment upgrades, reducing execution time from 2-3 hours to 2-3 minutes by integrating Jira, changelog attachment, and pipeline creation for stability and efficiency.
- Developed monitoring scripts for AWS, GCP, and Azure, saving thousands of dollars through cost optimization while ensuring high performance and reliability.
- Built Jenkins pipelines and Python scripts for automated testing, code deployment, and feature validation, improving productivity and system reliability for Alkira’s multizone and node upgrade solutions
Software Test Engineer
CISCO
06.2017 - 08.2019
- Handled and managed the entire SDWAN system test topology, automating and validating key features like NAT, FNF, ZBFW, IP-SLA, BGP, IKE, and IPsec using Python for seamless integration and regression handling.
- Designed and automated test cases for Active-Active, Active-Standby interfaces, and tracker configurations, enhancing feature reliability and system performance in multi-tenant environments.
- Collaborated with senior engineers to migrate Viptela instances to Cisco platforms following the acquisition, ensuring seamless integration and operational continuity.
Education
Master of Science - Electrical Engineering
University of Southern California
Los Angeles, CA05-2017
Bachelor of Science - Electrical, Electronics And Communications Engineering
University of Mumbai
Mumbai05-2015
Skills
- Python
- Terraform
- Docker
- Git
- AWS
- Kubernetes
- Jenkins
- Azure
- Go
- GitOps
- AWS
- GCP
- Ansible
Certification
- CCNA 200-120 #CSCO13026911
- CCNP Routing 300-101 #CSCO13026911
- CKAD (Certified Kubernetes Application Developer)
Timeline
Software Infrastructure Engineer
Graphiant
02.2024 - Current
Senior Site Reliability Engineer
LinkedIn
03.2021 - 02.2024
Software Engineer
Alkira
08.2019 - 03.2021
Software Test Engineer
CISCO
06.2017 - 08.2019
Master of Science - Electrical Engineering
University of Southern California
Bachelor of Science - Electrical, Electronics And Communications Engineering
University of Mumbai
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