Senior Software Engineer

Profile: MERN Stack Developer

📍 Location: Andheri East, Mumbai

🏤 Work Mode: 5 Days WFO

⏰ Experience: 2+ Years

(Only immediate joiners & candidates who have completed notice period)

What We're Looking For:

✅ 2+ years of MERN stack development experience

✅ MongoDB - database design and complex queries

✅ Express.js - server-side application development

✅ React.js - component-based UI development

✅ Node.js - backend JavaScript runtime

✅ Kafka - event streaming and messaging

✅ Docker - containerization and deployment

✅ Redis - caching and session management

✅ RESTful API design and integration

Experience: 5+ years

Location: Mumbai - Andheri Marol

Company: Wissen Technology

Website: www.wissen.com

Job Description:

Wissen Technology is currently hiring experienced Full Stack Java Developers with strong expertise in Core Java, Spring Boot, front-end technologies (Angular/React), REST APIs, multithreading, data structures, and SQL.

You will be working on enterprise-grade solutions as part of a global development team tackling complex problems in domains like Banking and Finance.

This is an excellent opportunity to be part of a high-caliber, technically strong team delivering impactful solutions for Fortune 500 companies.

Key Responsibilities:

• Develop and maintain scalable, high-performance applications with a focus on both backend (Java/Spring Boot) and frontend (Angular/React).
• Participate in all phases of the development lifecycle – design, coding, testing, deployment, and maintenance.
• Work closely with cross-functional teams to understand requirements and deliver quality solutions.
• Optimize application performance and ensure responsiveness across platforms.
• Write clean, maintainable, and well-documented code.

Required Skills:

• 5+ years of hands-on experience in Java, Spring Boot.
• Strong proficiency in frontend frameworks like Angular or React.
• Experience with RESTful APIs, microservices, and web technologies (HTML, CSS, JavaScript).
• Sound knowledge of data structures, algorithms, and multithreading.
• Experience in developing and deploying enterprise-grade applications.
• Solid understanding of RDBMS (e.g., Oracle, MySQL, PostgreSQL).
• Exposure to DevOps practices, version control (Git), and CI/CD pipelines.
• Familiarity with Unix/Linux environments.
• Strong problem-solving, communication, and analytical skills.

Good to Have:

• Exposure to cloud platforms like AWS, Azure, or GCP.
• Understanding of containerization using Docker/Kubernetes.
• Knowledge of Agile methodologies.

About Wissen Technology:

Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals.

Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’.

Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world.

Wissen Technology offers an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.

We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider.

We are looking for a skilled and motivated MERN Stack Developer to join our development team. The ideal candidate will have hands-on experience in building scalable web applications using MongoDB, Express.js, React.js, and Node.js, and a passion for writing clean, efficient, and maintainable code.

Key Responsibilities

• Design, develop, and maintain full-stack web applications using the MERN stack
• Build responsive and reusable UI components using React.js
• Develop RESTful APIs and backend services using Node.js and Express.js
• Work with MongoDB for data modeling, queries and performance optimization
• Collaborate with UI/UX designers, product managers, and other developers
• Write clean, well-documented and testable code
• Debug, troubleshoot and optimize application performance
• Participate in code reviews and follow best development practices
• Stay updated with emerging technologies and industry trends

Required Skills & Qualifications

• 1–5 years of experience in MERN stack development
• Strong proficiency in JavaScript.
• Hands-on experience with React.js, including hooks and component lifecycle
• Experience with Node.js and Express.js
• Good understanding of MongoDB and NoSQL databases
• Experience in building and consuming REST APIs
• Proficient in HTML5, CSS3, and building responsive, cross-browser user interfaces.
• Experience with Git/GitHub or other version control systems in a collaborative development environment.
• Solid understanding of authentication, authorization, and security best practices

Hiring for Full stack Developer for a reputed Company at Ecospace, Rajarhat

Skills required:

React JS, Node JS, Angular must have

Python is an added advantage

Experience: 2 to 5 yrs

Working Days: 5 days working with Rotational Off

Salary - 30k to 70k as per the experience

This is a Work from Office Job

• Collaborate with other software developers, business analysts and software architects to plan, design, develop, test, and maintain web and mobile-based business applications.
• Guide team development efforts towards successful project delivery.
• Identify and encourage areas for growth and improvement within the team.
• Provide third-level support to business users.
• Research and evaluate a variety of software products.
• Analyze and resolve technical and application problems.
• Develop, refine, and tune integrations between applications.
• Design, develop, and unit test applications in accordance with established standards.
• Participate in peer-reviews of solution designs and related code.
• Prepare reports, manuals and other documentation on the status, operation and maintenance of software

B.S. in software development, computer science or related field (Equivalent experience also accepted) 

·  1+ years of relevant work experience in software development and design.  

·  Deep understanding of computer science fundamentals (e.g, algorithms and data structures).  

·  Deep understanding of JavaScript or TypeScript and at least one JS UI framework React ·  
Deep understanding of Node.js and at least one Node server framework (Express, NextJS, NestJS). 

·  Deep understanding of the full software development lifecycle. 

·  Experience designing/implementing/integrating with APIs.  

·  Solid understanding of database systems (MySQL, PostgreSQL, SQLServer).  

·  Solid understanding of Git and managed source control services like GitHub. 

·  Experience working within Agile software development teams. 

·  Foundational knowledge of Amazon Web Services (AWS). 

·  Excellent written and oral communication skills. 

Quickly adapt to our startup environment which is both demanding and fast-paced (but is also a lot of fun)

Eager in learning new concepts, technologies and be productive in a short time

Convert a raw idea into usable real-life software products

Good understanding and working knowledge of technologies worked

Demonstrate good problem-solving skills

Write modular, readable, and maintainable code

Own and be able to manage a small to medium-sized project

Demonstrate the ability to guide and coach a new team member or fresher.

• AWS
• Postgresql
• EC2 on AWS
• Angular
• Node
• Cognito
• and most importantly Serverless

• 5+years’ experience in progressive development or architect roles
• Very strong programming skills in one or more of the above languages
• Deep understanding of back end systems; AWS architectures and managed service ecosystems
• Good understanding with web/app design workflow including user research, user scenario, user persona, sitemap, wireframing, and mockups
• Design, develop and implement quality solutions to meet complex project requirements as per defined timelines
• Create Technical Design documents, understand technical designs and translate into the application requirements.
• Exercise independent judgment in evaluating alternative technical solutions
• Participate in code and design review process
• Write unit test cases for quality check of the deliverables
• Ability to work closely with others in a team environment as well as independently
• Proven ability to problem solve and troubleshoot
• Excellent verbal and written communication skills and the ability to interact professionally with a diverse group, executives, managers, and subject matter experts
• Excellent English communication skills are required