Python Lead Engineer

Job Title: Node.js / AI Engineer

Department: Technology

Location: Remote

Company: Mercer Talent Enterprise

Company Overview:Mercer Talent Enterprise is a leading provider of talent management solutions, dedicated to helping organizations optimize their workforce. We foster a collaborative and innovative work environment where our team members can thrive and contribute to our mission of enhancing talent strategies for our clients.

Position Overview:We are looking for a skilled Node.js / AI Engineer to join our Lighthouse Tech Team. This role is focused on application development, where you will be responsible for designing, developing, and deploying intelligent, AI-powered applications. You will leverage your expertise in Node.js and modern AI technologies to build sophisticated systems that feature Large Language Models (LLMs), AI Agents, and Retrieval-Augmented Generation (RAG) pipelines.

Key Responsibilities:

• Develop and maintain robust and scalable backend services and APIs using Node.js.
• Design, build, and integrate AI-powered features into our core applications.
• Implement and optimize Retrieval-Augmented Generation (RAG) systems to ensure accurate and context-aware responses.
• Develop and orchestrate autonomous AI agents to automate complex tasks and workflows.
• Work with third-party LLM APIs (like OpenAI, Anthropic, etc.) and open-source models, fine-tuning and adapting them for specific use cases.
• Collaborate with product managers and developers to define application requirements and deliver high-quality, AI-driven solutions.
• Ensure the performance, quality, and responsiveness of AI-powered applications.

Qualifications:

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• 5+ years of professional experience in backend application development with a strong focus on Node.js.
• 2+ years of hands-on experience in AI-related development, including building applications that integrate with Large Language Models (LLMs).
• Demonstrable experience developing AI agents and implementing RAG patterns.
• Familiarity with AI/ML frameworks and libraries relevant to application development (e.g., LangChain, LlamaIndex).
• Experience with vector databases (e.g., Pinecone, Chroma, Weaviate) is a plus.
• Excellent problem-solving and analytical skills.
• Strong communication and teamwork abilities.

Benefits:

• Competitive salary and performance-based bonuses.
• Professional development opportunities.

What You'll Do:

• Designed, architected, and built the core AI-powered application from the ground up.
• You will join a small team with an unparalleled 'fire-in-belly' to close deliverables and a "hungry for more"
• Collaborate with visionary founders to define the product roadmap and bring innovative ideas to life.
• Leverage your expertise in Azure Cloud, full-stack development, and automation to develop scalable, secure, and high-performing solutions.
• Take ownership of the technical stack, system integrations, and deployment pipelines.
• Establish best development, testing, and deployment practices to ensure the product's success in a competitive market.

Who You Are:

• Proficient in full-stack technologies, including React.js, Node.js, Python/Django, and similar frameworks.
• Tech leader who thrives in startup environments and is fully hands-on in coding and working under minimal supervision.
• Highly results-driven. (very important)
• 8+ years of proven experience in the technology product space, including building and scaling applications.
• Strong knowledge of Cloud platforms, Azure Cloud architecture, and automation tools.
• Experienced in developing and deploying enterprise-grade applications.
• Passionate about AI and its potential to transform the enterprise landscape.
• Eager to solve complex problems and create products with tangible business impact.

Why Join Us?:

• Be part of a founding team, playing a critical role in shaping a cutting-edge AI product.
• Collaborate with industry leaders and visionaries who are passionate about innovation.
• This is an opportunity to grow alongside the company and lead a high-impact engineering team.
• Equity and ownership in the product’s success.

We want to hear from you if you’re ready to make a real difference, push boundaries, and build something extraordinary!

Key Responsibilities

Develop and maintain scalable applications using MongoDB, MySQL/PostgreSQL, Node.js, Express.js, React.js, and TypeScript.

Design, develop, and optimize RESTful APIs and GraphQL services.

Lead and mentor a team of developers, ensuring best coding practices, performance, and security.

Collaborate with UI/UX designers, product managers, and DevOps teams to streamline development.

Contribute to AI-powered application development (if experienced in AI/ML).

Required Skills & Qualifications

✅ 2.5+ years of experience in MERN stack development.

✅ Expertise in React.js, TypeScript, Node.js, and Express.js.

✅ Strong database management skills with MongoDB, MySQL, or PostgreSQL.

✅ Proven experience in leading development teams and conducting code reviews.

✅ Excellent problem-solving and communication skills.

✅ Bonus: Experience in AI/ML-based applications is a plus.

Why Join Us?

🚀 Exciting Projects – Work on AI-driven and scalable web solutions.

🤝 Leadership Opportunity – Lead and mentor a talented team of developers.

💰 Competitive Compensation – ₹50K - ₹60K per month.

🏡 Dynamic Work Environment – Collaborative, innovation-driven workplace.

• Work closely with product managers and engineers to design, implement, test and continually improve scalable frontend and backend services.
• Develop products using agile methods and tools.
• Develop commercial grade software that is user friendly and suitable for a global audience.
• Plan, create and execute (manual and automated) tests.
• Be involved and participate in the overall application lifecycle.
• Building reusable code and libraries for future use.
• Staying up to date with current technologies and providing insights on cutting edge software approaches, architectures, and vendors.

• Fluency in any one of JavaScript, TypeScript or Python.
• Strong problem solving skills. 
• Should have built large scalable enterprise applications from scratch.
• Strong experience in architectural patterns, High level designs.
• Experience in Nosql and SQL DBs.
•  

Required skillset
Experience in backend and frontend tech stack and deployment is mandatory.
Excellent programming skills in Golang/Python/Java, JS/Dart/Swift and HTML/CSS.
Proficient in Web architecture and cloud integration concepts.
Experience with NoSQL database is preferred.
Good to have hands-on experience with GCP/AWS/Azure.
Qualification: Bachelors/Masters Computer Science or related domain.
Knowledge of DevOps tools and CI/CD practices are strong additions

Responsibilities
Help to architect Concepts/MVP with minimal supervision.
Work on the full spectrum of technology stack - backend & frontend.
Explore the feasibility of running video analytics on Edge (App/Browser)
Work with the Analytics team for creating various visualization options

• Design and development of IT infrastructure of Jobaaj Group which includes multiple sites,

ensuring the best user experience.

• Help to design new functionality and features in our existing products like job portal or learning management system.
• Willing to complete the development of new products.
• Having experience of PHP frameworks(Laravel and codeigniter) will preferred
• Having Experience of JS framwork (React, Node, Angular, Vue) strongly preferred
• Deep experience with AJAX and Javascript required
• Strong familiarity with OOPS
• Experience integrating third party APIs, familiarity with both REST and SOAP APIs is required!
• Ability to work independently and manage time effectively
• Outcome driven and able to deliver both speed and quality output.
• Take ownership and see it through from idea to execution.
• Problem solvers
• Hustlers: Relentlessly pushing boundaries to deliver.