Description

Job Overview :

We are looking for a highly skilled Senior Software Engineer MERN Stack with Ruby on Rails to join our growing engineering team. The ideal candidate will have strong hands-on experience in building scalable web applications using MongoDB, Express.js, React.js, Node.js, along with Ruby on Rails for backend development.

You will work on complex, high-performance applications in the CRM and CCaaS/VoIP domain, collaborate with cross-functional teams, and contribute to end-to-end product developmentfrom requirement analysis to production deployment.

Key Responsibilities

Software Development & Architecture :

• Design, develop, test, and maintain scalable web applications using MERN Stack and Ruby on Rails
• Build robust backend services and RESTful APIs using Node.js (NestJS preferred) and Ruby on Rails
• Develop responsive, reusable, and high-performance UI components using React.js
• Ensure system scalability, performance optimization, and high availability
• Participate in architecture discussions and contribute to technical & Delivery :
• Work closely with product managers, business analysts, architects, and QA teams from discovery to delivery
• Translate business requirements into clear technical designs and implementation plans
• Collaborate with distributed teams and ensure smooth communication across stakeholders
• Provide accurate estimates and meet delivery timelines

Code Quality & Best Practices

• Write clean, maintainable, well-documented, and testable code
• Conduct and participate in code reviews to maintain high engineering standards
• Implement unit tests, integration tests, and ensure proper test coverage
• Follow secure coding practices and industry standards

DevOps & Cloud

• Work with Docker and Kubernetes for containerized deployments
• Integrate and maintain CI/CD pipelines for automated builds and deployments
• Optimize application performance using caching tools like Redis
• Work with messaging/streaming systems such as Kafka

Mentorship & Continuous Improvement

• Mentor junior developers and promote best practices across the team
• Actively participate in knowledge-sharing sessions and technical discussions
• Identify opportunities for improvement and propose innovative technical solutions
• Leverage AI tools and services to enhance productivity and application efficiency where applicable

Frontend

Technical Skills (Must Have) :

• Strong experience with React.js, JavaScript (ES6+), HTML5, CSS3
• Experience with component-based architecture and state management

Backend

• Strong hands-on experience with Node.js, NestJS, and Ruby on Rails
• Experience building RESTful APIs and backend business logic

Databases

• MongoDB (primary)
• PostgreSQL (relational database experience required)

Tools & Technologies

• TypeScript
• Redis, Kafka
• Docker, Kubernetes
• CI/CD tools and version control systems (Git)

Nice To Have / Good To Know

• Experience in CRM, CCaaS, or VoIP-based systems
• Exposure to microservices architecture
• Cloud experience (AWS / Azure / GCP)
• Any certifications related to software engineering, frameworks, or cloud platforms

Education

• Bachelors or Masters degree in Computer Science / Information Technology / Computer Applications or equivalent

Soft Skills

• Excellent verbal and written communication skills in English
• Strong problem-solving and analytical abilities
• Ability to work independently as well as in a collaborative team environment
• Proactive mindset with strong ownership and accountability

Work Details

• Work Timings : 10 :00 AM 7 :00 PM IST (extendable up to 10 :00 PM if required)

Interview Process

• Initial discussion
• Up to 3 technical/client interview rounds
• Coding test with screen sharing

Why Join Us

• Work on cutting-edge products in high-impact domains
• Opportunity to work with modern technologies and scalable architectures
• Collaborative and growth-oriented engineering culture
• Long-term career growth and learning opportunities

(ref:hirist.tech)