Summary
Overview
Work History
Education
Skills
Websites
Certification
Timeline
Generic

SAHAJHAKSH HARIHARAN

Test Automation Engineer
Rheinstetten

Summary

Senior Test Automation Engineer with 14 years of experience designing test strategies, building automation frameworks, and integrating CI/CD pipelines across industrial automation, automotive, and AI-based systems. Proven success in architecting Playwright + Pytest automation frameworks, implementing A-SPICE-compliant test processes, and leading cross-functional test teams. Skilled in driving continuous testing excellence through DevOps integration, Azure, and cloud-based infrastructure.

Overview

12
12
years of professional experience
3
3
Certifications
2
2
Languages

Work History

Software Quality & Validation Engineer

Mi-Jack Europe GmbH
09.2024 - Current
  • Company Overview: Industrial Automation
  • Architected a POM-based automation framework using Python, Pytest, and Playwright, integrated with Allure Reporting, boosting automation coverage to 60% and reducing manual validation by 40%.
  • Built Bitbucket CI/CD pipelines with automated regression triggers, parallel execution, and Azure Static Web App deployment for centralized report dashboards.
  • Implemented MSAL (Microsoft Authentication Library) for Azure AD secure login automation, increasing reliability of authenticated test cases by 30%.
  • Collaborated with DevOps and software teams to embed continuous testing and quality gates into the CI/CD pipeline.
  • Technologies: Python, Playwright, Pytest, Allure, Bitbucket, Azure, MSAL, Docker, JIRA.

Test Engineer

Gestalt Robotics GmbH
06.2023 - 08.2024
  • Company Overview: Robotics & Industrial Automation
  • Developed the company’s first Test Strategy and authored V-Model test plans with A-SPICE integration, improving coverage from 0% to 40% for an AI-based railway project.
  • Contributed to Pytest framework design, automating 50% of black-box test cases.
  • Managed and mentored a team of 5 testers, improving test design, execution efficiency, and release readiness.
  • Integrated GitLab CI/CD pipelines for automated validation and test artifact tracking.
  • Tools: Pytest, GitLab, XRAY, JIRA, Ansible, AWS, Terraform.
  • Created comprehensive test plans, test scripts, and use cases to support testing objectives.
  • Maintained up-to-date documentation of all test plans, procedures, results, and defect tracking databases for future reference or audits.

DevOps Engineer (Systems Engineering)

Verve Group Europe GmbH
09.2021 - 05.2023
  • Company Overview: AdTech Industry
  • Practiced Test-Driven Development (TDD) and automated CI/CD test pipelines using Jenkins and GitLab.
  • Migrated 10+ applications from AWS EKS to GCP GKE, reducing cloud cost by 50%.
  • Automated deployment workflows across multiple projects, saving 400+ hours/year.
  • Designed test suites and validation frameworks, improving defect detection by 35%.
  • Participated in bi-weekly on call rotation

Technical Architect (ADAS Systems Engineering)

Continental Automotive Components India Pvt Ltd.
02.2018 - 09.2021
  • Company Overview: Automotive Industry
  • Led SIL testing for Adaptive Cruise Control (ACC) and Emergency Brake Assist (EBA), adhering to A-SPICE standards.
  • Created Python-based regression testing frameworks using Pytest, improving validation efficiency by 45%.
  • Authored test plans, test cases, and traceability matrices, and mentored engineers on simulation and verification.

Quality Assurance Engineer

GE Transportation
11.2014 - 01.2018
  • Company Overview: Rail Industry
  • Automated test scripts in Python for Windows/Linux environments, reducing manual test effort by 50%.
  • Performed functional and integration testing within agile teams, ensuring delivery quality for rail automation systems.

Senior Software Engineer

Robert Bosch Engineering and Business Solutions
11.2013 - 11.2014
  • Company Overview: Automotive Industry
  • Implemented Perl scripts to design and automate test infrastructure components for test applications
  • Provided support to debugging, refactoring and consolidation of unit test cases
  • Supported team members in designing, development, installation, & modification of test infrastructure components
  • Tested troubleshooting methods devised innovative solutions, and documented resolutions for inclusion in knowledge base for support team
  • Performed testing on software to uncover bugs and troubleshoot issues before application launch
  • Worked with project managers, developers, quality assurance and customers to resolve technical issues

Education

M.Tech - Wireless Networks and Applications

Amrita Vishwa Vidyapeetham
Kollam, India
01.2011

B.Tech - Electronics and Instrumentation

Amrita Vishwa Vidyapeetham
Bengaluru, India
01.2009

Skills

    Python

    Shell

    Yaml

    V-Model

    Postgres

    GCP

    AWS

    Docker

    Kubernetes

    Jenkins

    CircleCI

    Argo CD

    Terraform

    Teamcity

    Playwright

    Javascript

Certification

ISTQB-Certified Tester at Foundation Level — ISTQB-August 2019

Timeline

Lean Six Sigma Yellow Belt Certified

07-2025

Software Quality & Validation Engineer

Mi-Jack Europe GmbH
09.2024 - Current

Test Engineer

Gestalt Robotics GmbH
06.2023 - 08.2024

DevOps Engineer (Systems Engineering)

Verve Group Europe GmbH
09.2021 - 05.2023

Technical Architect (ADAS Systems Engineering)

Continental Automotive Components India Pvt Ltd.
02.2018 - 09.2021

Quality Assurance Engineer

GE Transportation
11.2014 - 01.2018

Senior Software Engineer

Robert Bosch Engineering and Business Solutions
11.2013 - 11.2014

M.Tech - Wireless Networks and Applications

Amrita Vishwa Vidyapeetham

B.Tech - Electronics and Instrumentation

Amrita Vishwa Vidyapeetham
SAHAJHAKSH HARIHARANTest Automation Engineer