MERN Stack SME
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HCLTech is a global technology company, home to more than 220,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services.
We are seeking an experienced MERN Stack Subject Matter Expert who will play a key technical leadership role across architecture, development, best practices, and mentoring. The ideal candidate is someone with deep hands on expertise in MongoDB, Express.js, React.js, and Node.js, along with strong solutioning and stakeholder management capabilities.
Key Responsibilities
Technical Leadership & Architecture
- Lead endtoend technical design and architecture for scalable MERN applications.
- Define coding standards, performance benchmarks, and best practices for MERN based solutions.
- Conduct architecture reviews, code reviews, and design walkthroughs.
Development & Delivery
- Develop and maintain high quality, efficient, and reusable MERN components.
- Optimize application performance, security, and reliability.
- Troubleshoot complex issues across frontend, backend, APIs, and database layers.
- Work with DevOps teams to enable CI/CD, containerization (Docker/K8s), and cloud deployments (Azure/AWS/GCP).
Collaboration & Stakeholder Management
- Serve as the goto MERN expert for product owners, business analysts, and engineering teams.
- Collaborate with cross functional teams to translate functional requirements into technical solutions.
- Support presales, consultations, and technical proposals when required.
Coaching & Mentoring
- Upskill development teams through technical sessions, code reviews, and handson guidance.
- Create technical documentation, playbooks, and reusable frameworks.
- Mentor junior developers and support capability building within the MERN practice.
Required Skills & Qualifications
- 15+ years of hands on experience in MERN Stack development.
- Strong expertise in:
- React.js (Hooks, Context API, Redux desirable)
- Node.js & Express.js
- MongoDB (schema design, aggregation pipelines, indexing)
- Experience with RESTful APIs, GraphQL (preferred), and microservices architecture.
- Solid understanding of HTML5, CSS3, JavaScript (ES6+).
- Strong knowledge of Git, CI/CD pipelines, unit testing frameworks (Jest, Mocha, etc.).
- Experience deploying applications on Azure, AWS, or GCP.
- Familiarity with containerization tools (Docker, Kubernetes).
Preferred Experience
- Exposure to message queues (Kafka, RabbitMQ).
- Experience in performance tuning for hightraffic applications.
- Knowledge of authentication/authorization frameworks (OAuth, JWT).
- Experience working in Agile/Scrum environments.
- Prior experience as a technical mentor, architect, or SME.
Soft Skills
- Excellent problem solving and analytical skills.
- Strong communication and presentation abilities.
- Ability to lead discussions with senior stakeholders.
- Team player with a passion for continuous learning and innovation.