Consultant – Polyglot Developer + Testing

Consultant – Polyglot Developer \+ Testing

• *Company:** Coherent Pixel Systems
• *Experience:** 5 \+ Years
• *Location:** India
• *Work Mode:** Remote / Hybrid

About the Role

We are looking for a highly skilled **Polyglot Developer \+ Quality Engineering Consultant** with expertise in Full Stack Development, API Testing, Automation, and AI/LLM Validation. The ideal candidate should have experience working across development and testing functions, ensuring high\-quality delivery of modern applications, including Generative AI\-powered solutions.

Key Responsibilities

• Participate in the design, development, and testing of full\-stack applications.
• Validate and test Generative AI and Large Language Model (LLM)\-based applications as part of the software development lifecycle.
• Develop and execute API automation and functional testing strategies.
• Build and maintain automated test frameworks for web and API applications.
• Perform UI and functional automation testing using modern automation tools.
• Validate AI workflows, prompts, responses, and end\-to\-end business scenarios.
• Collaborate with developers, product owners, and QA teams to ensure application quality and performance.
• Identify, troubleshoot, and resolve defects across application layers.
• Contribute to CI/CD implementation and quality engineering best practices.
• Ensure software reliability, scalability, and compliance with testing standards.

Required SkillsDevelopment \& Engineering

• Full Stack Development
• Quality Engineering
• REST APIs
• Microservices Architecture
• System Design Principles

AI \& Generative AI

• Generative AI Concepts
• Large Language Models (LLMs)
• AI Testing Frameworks
• Prompt Testing
• Response Validation
• Hallucination Detection
• Workflow Testing

Automation \& Testing

• API Automation Testing
• Functional Testing
• Karate
• Postman
• Playwright
• Browser Agent Automation

DevOps \& Collaboration

• Git
• CI/CD Pipelines
• Docker

Required Experience

• 5–7 years of experience in Full Stack Development and Quality Engineering.
• Strong understanding of Generative AI, LLMs, and AI application validation.
• Hands\-on experience in API automation and functional testing.
• Expertise in Karate and Postman for API testing.
• Experience with Playwright or Browser Agent for UI automation testing.
• Strong understanding of REST APIs, microservices, and distributed systems.
• Experience working with CI/CD pipelines, source control, and containerized environments.
• Strong analytical, debugging, and problem\-solving skills.
• Excellent verbal and written communication abilities.

Good to Have

• Experience with Retrieval\-Augmented Generation (RAG) pipelines.
• Exposure to Vector Databases.
• Prompt Engineering knowledge.
• Python Automation Frameworks.
• JavaScript Automation Frameworks.
• AWS, Azure, or GCP Cloud Platforms.
• LLM Evaluation Frameworks.
• AI Testing Methodologies and Best Practices.

Desired Competencies

• Strong analytical and critical\-thinking abilities.
• Ability to work across development and testing functions.
• Excellent stakeholder communication and collaboration skills.
• Self\-driven and proactive approach to problem\-solving.
• Passion for emerging AI technologies and continuous learning.
• Ability to thrive in fast\-paced and agile environments.

Why Join Us?

• Opportunity to work on cutting\-edge AI and Generative AI initiatives.
• Exposure to modern testing frameworks and automation technologies.
• Collaborative and innovation\-driven work culture.
• Flexible work environment with opportunities for growth and learning.

• *Share your CV:** prakash.sundarraj@coherent.in

• *Contact / WhatsApp:** 9840125754

• *Immediate Joiners Preferred**

Work Location: Remote