Tester III - Software Testing (Pyhon Automation + API + AWS)

Role description

We are seeking an experienced Automation Test Engineer to build and maintain automation capabilities across APIs, data pipelines, and a graph-based identity platform. The role focuses on CI/CD quality gates, API and data validation, graph integrity testing, performance testing, and compliance assurance within AWS environments.

Key Responsibilities

Design and maintain automated test suites for APIs, data workflows, and graph components.

Integrate automated testing into CI/CD pipelines with release quality gates.

Develop automated contract, schema, consent, and compliance validations.

Build end-to-end API tests using tools such as Postman, Bruno, or Insomnia.

Implement data quality monitoring, performance testing, and regression testing.

Create Neo4j graph integrity tests, including node-edge validation, traversal checks, and merge/split detection.

Support monitoring, ing, audit evidence generation, and operational quality controls.

Collaborate with Product, Data Science, and Platform teams to validate identity resolution and confidence scoring models.

Required Skills & Experience

Automation & CI/CD

Strong experience in test automation and CI/CD quality gates.

Hands-on experience with Harness CI/CD.

Ability to enforce gated releases and block deployments when validations fail.

AWS

Experience with:

S3

IAM

Airflow/MWAA

Logging, monitoring, and ing

Data & API Testing

Data contract and schema validation.

Automated data quality testing and monitoring.

API automation and performance testing.

Compliance validation, including consent and PII checks.

Graph & Identity Platforms

Neo4j testing experience covering graph integrity and traversal validation.

Understanding of deterministic and probabilistic identity resolution, confidence scoring, and stability metrics.

Programming

Strong Python skills for test automation and validation frameworks.

Preferred Skills

Drift detection and monitoring of identity resolution outcomes.

Advanced Neo4j validation and reproducibility testing.

Experience testing data science or probabilistic systems.

Observability and dashboarding experience.

Skills

Automation testing, API Automation, AWS, Python, Regression Testing

About UST

UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the worlds best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients organizations. With over 30,000 employees in 30 countries, UST builds for boundless impacttouching billions of lives in the process. .