Pytest Jobs in Chennai

Automation Software Engineer Python (Pytest) Location: Chennai Work Type: Full-Time We re looking for an experienced Automation Software Engineer with strong Python skills and deep software engineering knowledge to build and maintain robust test automation frameworks. This is not a traditional QA role you ll be designing solutions to eliminate manual testing, focusing on scalable, maintainable automation that integrates directly into our development lifecycle. Role Overview As part of our engineering team, you'll leverage Python and Pytest to develop automation tools and frameworks that test complex systems including APIs, databases, and system integrations. This role requires advanced coding skills, deep knowledge of Python internals, and a mindset focused on engineering excellence over repetitive manual tasks. Key Responsibilities Build & maintain scalable test frameworks using Pytest, emphasizing modularity and reusability Automate end-to-end testing of APIs, databases, and integrated systems Leverage Pytest features such as fixtures, hooks, and parametrization to streamline test execution Implement advanced Python techniques: Decorators to enhance test behaviors Context Managers for clean resource handling Iterators/Generators to manage complex or large test data sets Inheritance & exception handling for robust, extensible framework design Collaborate closely with development and product teams to align automation strategies with project goals Integrate tests into CI/CD pipelines (e.g., Jenkins, GitHub Actions) for continuous validation Debug and maintain test environments, including managing Python concurrency via asyncio, threading, etc. Continuously optimize test coverage, execution speed, and maintainability of the automation codebase Qualifications Bachelor s degree in Computer Science, Software Engineering, or a related field 5+ years of Python development experience, with strong focus on automation and test engineering Expertise in Pytest, including: Advanced fixture management Custom hooks Parametrized testing Strong grasp of Python language features: Decorators, context managers, custom iterators Generators and exception handling OOP concepts including inheritance and composition Solid experience in: REST API testing, JSON schema validation, HTTP protocol RDBMS (preferably MySQL), writing and optimizing queries Version control tools (e.g., Git) CI/CD tools (e.g., Jenkins, GitHub Actions) Excellent debugging and problem-solving skills Comfortable working in Agile, cross-functional teams Preferred Skills Familiarity with Python concurrency (asyncio, threading) for building efficient, non-blocking automation Experience working in cloud environments (preferably AWS), using tools like CloudWatch Knowledge of Docker and containerized test environments Experience testing distributed systems and microservices If you re a hands-on Python engineer passionate about automation, clean code, and eliminating manual testing inefficiencies, we d love to hear from you. Qualification : Bachelors degree in Computer Science, Software Engineering, or a related field

Job Title: Python Developer Company: Blackstraw.ai Location: Chennai (Work from Office) Job Type: Full-time Experience: 3 to 7 years Job Summary Blackstraw.ai is looking for a skilled and motivated Python Developer to join our growing engineering team. In this role, you will be responsible for server-side logic development, system integration, and ensuring high performance and responsiveness to requests from the front-end. A strong command of Python and its frameworks, along with familiarity with front-end technologies, will be essential. You ll work closely with front-end developers, data scientists, and DevOps to build and scale enterprise-grade AI and web-based applications. Key Responsibilities Develop and maintain robust, scalable backend systems using Python and relevant web frameworks (e.g., Django, Flask). Integrate multiple data sources and databases into unified systems. Implement data storage solutions and create efficient database schemas. Write reusable, testable, and efficient code while following best coding practices and quality standards. Collaborate with front-end developers to integrate user-facing elements using server-side logic. Ensure the security, accessibility, and compliance of applications. Manage authentication and authorization across multiple systems and environments. Optimize application performance for different delivery platforms (desktop, mobile, etc.). Work with version control tools like Git and follow Agile/Scrum methodologies. Promote knowledge sharing within the team and contribute to documentation. Debug, profile, and unit-test code to ensure reliability and maintainability. Required Skills 3 7 years of hands-on Python development experience. Proficiency with one or more Python web frameworks (Django, Flask, etc.). Experience with ORM libraries (e.g., SQLAlchemy, Django ORM). Strong understanding of RESTful APIs, server-side templating (e.g., Jinja2), and multi-threading/multi-processing. Familiarity with front-end technologies such as JavaScript, HTML5, and CSS3. Understanding of user authentication/authorization protocols (OAuth, JWT). Ability to work with Git, Mercurial, or SVN version control systems. Knowledge of scalable application design and event-driven programming in Python. Excellent problem-solving, organizational, and communication skills. Preferred Qualifications Bachelor s or Master s degree in Computer Science, Engineering, or related field. 5+ years of experience in building web, mobile, or ML-based applications. Experience with: JavaScript (ES6), React, Node.js MongoDB, Elasticsearch Docker, Kubernetes, Azure Microservices architecture Redis, Kafka, SQS, or similar tools Exposure to Big Data technologies (e.g., Hadoop) is a plus. Strong understanding of scalable software systems and system design principles. About Blackstraw.ai Founded in 2015 and operational since 2018, Blackstraw Technologies Pvt Ltd is a global leader in AI and ML solutions. We specialize in simplifying AI adoption for enterprises through a proprietary platform that accelerates data labeling, model training, and deployment. With offices across the USA, Canada, and India, and a 250+ strong team with over 900 years of collective experience, we deliver cutting-edge solutions in Computer Vision, Natural Language Processing, and AI Data Annotation. Our mission is to make AI adoption faster, easier, and more cost-effective for enterprises around the world. Qualification : Bachelors or Masters degree in Computer Science, Engineering, or related field.