Application Developer (Angular & AI/LLM – JavaScript) (India)

Cosmos Pumps

IN Full–time
Posted on: March 10, 2026
Job Description - Job Objective: TWe are seeking a skilled Application Developer with strong expertise in Angular and AI/LLM integrations using JavaScript. The ideal candidate will build modern, responsive UIs and develop intelligent features powered by LLMs and LangChain. - Key Responsibilities - Build modern, scalable, and responsive user interfaces using the latest Angular framework. - Integrate AI-driven APIs (LLMs) into frontend applications for dynamic and intelligent features. - Develop strategies for model retraining and continuous improvement based on real-world usage. - Work with various LLM models and manage their application integrations. - Apply prompt engineering best practices for frontend AI applications. - Develop AI agents using LangChain (JavaScript) and integrate external tools. - Design and develop complex, high-performance UI components using Angular. - Write and consume REST APIs to support UI functionality. - Maintain and manage code repositories using GitHub. - Ensure code quality through unit testing and performance optimization. - Identify bottlenecks and bugs; implement effective solutions. - Support cloud deployment to make AI applications production-ready. - Follow agile development practices and collaborate with cross-functional teams. - Maintain clean, well-structured, and automated codebases. Location Faridabad, Haryana Experience 2–3 years Skills and Qualifications - Required Skills - Strong programming expertise in Angular and JavaScript - Hands-on experience with LangChain (JavaScript) - Experience integrating LLM models into applications - Solid understanding of Angular/JavaScript design patterns - Strong knowledge of object-oriented programming - Experience with SQL and NoSQL databases - Familiarity with cloud technologies and deployments - Experience working in Agile environments - Proficiency with GitHub/source control - Soft Skills - Strong analytical and problem-solving abilities - Good communication and collaboration skills - Ability to work effectively with technical and non-technical stakeholders • Robust interpersonal and team-building capabilities

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