Shopify Developer

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.

Location: Mumbai

Experience Required: 2+ Years

Job Type: Full-Time

Notice Period: Immediate Joiners

About the Role

We are seeking a skilled and experienced Full Stack (MERN) Developer to join our product engineering team. The ideal candidate must have experience working in a product-based software development company and should have hands-on involvement in e-commerce platform projects.

Mandatory Criteria

• Candidate must be currently working or have prior experience in a product-based software development company
• Candidate must have worked on at least one e-commerce platform project (end-to-end involvement)

Key Responsibilities

• Develop and maintain scalable web applications using MongoDB, Express.js, React.js, and Node.js
• Translate UI/UX designs into high-quality front-end code
• Build and integrate RESTful APIs
• Ensure performance, quality, and responsiveness of applications
• Participate in design discussions, code reviews, and contribute to technical documentation
• Work in a collaborative, agile development environment

Required Skills

• Strong proficiency in JavaScript, React.js, Node.js, and Express.js
• Hands-on experience with MongoDB or other NoSQL databases
• Solid understanding of RESTful APIs and architectural patterns
• Knowledge of version control systems like Git
• Understanding of CI/CD and cloud-based deployment practices
• Good grasp of performance optimization, caching, and security practices

Key Responsibilities:

• Develop and maintain end-to-end web applications
• Build responsive frontends using React
• Create robust backend APIs using Java and Spring Boot
• Collaborate with cross-functional teams (Product, QA, DevOps)
• Write clean, testable, and scalable code
• Participate in code reviews and Agile development processes

Requirements:

• 4.5+ years of hands-on experience in full stack development
• Strong knowledge of Java, Spring Boot, and React.js
• Good understanding of REST APIs and microservices architecture
• Familiarity with version control (Git) and CI/CD pipelines
• Excellent debugging, troubleshooting, and communication skills

Bonus: Immediate joiners will be prioritized!

• Writing code for both the front end and the back end using MERN stack [MongoDB, Express.js, React.js and Node. js]
• Creating RESTful API with Node.js
• Maintaining all the required documents for your project.
• Constantly coming up with new ideas and also implementing them to improve the app’s performance.
• Writing code for the app logic as well as the business logic using Reducers, Actions and Redux framework.
• Create Unit and Integration tests to ensure the quality of code

• At iDC, we value your skills more than your background and some certificates. Attempting the assignment will be your door to the opportunity.
• Knowledge of the database and familiarity with the schema design in NoSQL (i.e MongoDB)
• A good understanding of the Software Development Lifecycle
• Knowledge of API design and development using REST
• Good understanding of object-oriented programming(OOP) and OOP patterns.
• Again, You don’t have to know it all in-depth but you should know how to dig the internet for finding the solutions.

Responsibilities:

• Design, develop, and maintain software applications.
• Go the extra mile to identify customer needs and pain-points. 
• Relentless focus on delivering high quality, bug-free code.
• Help and mentor those around you to achieve the team and company goals.
• Closely work with the SRE and DevOps team to set up microservices infrastructure. 
• Maintaining and auditing code/design quality as per set guidelines and standards in assigned projects.
• Testing of completed tasks in ongoing projects in the team before sending updates to reporting authority/client.
• Participate in application design, code reviews and documentation.

Requirements:

• Experience in agile development process.
• Excellent knowledge of HTML5, CSS3.
• Excellent knowledge of JavaScript.
• Experience with cross-browser, cross-platform and design constraints on the web
• Good understanding and experience of working on Vue.js/React.js.
• Prior experience building REST APIs
• Hands-on experience with Node.js/Golang/Java + Redis + Elasticsearch.
• Experience with AWS/GCP is a plus
• Knowledge of version control systems like GIT.
• Experience in developing automated unit and functional tests
• 1+ years of experience with a Bachelor's in Computer Science or related field

Technical Skills:

• Hands-on experience with JavaScript/TypeScript ( NodeJS & ExpressJS) in) Development on both client and server-side
• Proficiency in HTML, CSS and front end frameworks(Angular 7, AngularJS) 
• Having experience in building a responsive web design
• Experience with MongoDB and good knowledge in database concepts
• Experience with web frameworks like ExpressJS
• Developing secure Node.js end points using Passport, JWT, OAuth, and related technologies.
• Knowledge in Restful API Design
• Knowledge in unit testing tools like Karma, Jasmine etc..
• Experience with Version control systems like GIT and knowledge in GIT branching is necessary.
• Knowledge in continuous integration
• Strong object-oriented knowledge in any platform is a plus
• Proficiency and hands-on experience with one or more of the following: Backbone / KnockoutJS / EmberJS / ReactJS is a plus
• Knowledge in payment gateway integration is a plus

Responsibilities:

• Working with an Agile Scrum team using tools such as JIRA.

• Involving in writing functional specifications and technical documentation

• Working with the peer developers and writing good quality codes and release features

• Participation in internal code reviews

• Direct interaction with the client