MEAN Stack Developer

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.

Job Summary

We are looking for a Technical Lead with strong expertise in AWS, Node.js, and MongoDB to drive the design, development, and deployment of scalable applications. The ideal candidate will be responsible for leading a team of developers, defining best practices, and ensuring high-quality code delivery while working in an agile environment.

Key Responsibilities

• Lead the end-to-end development of web applications using Node.js, Angular, and MongoDB.
• Architect scalable, secure, and high-performance cloud-based applications on AWS.
• Provide technical guidance, code reviews, and mentorship to the development team.
• Optimize backend APIs and database queries for performance and scalability.
• Ensure best practices in coding, security, and DevOps for cloud deployment.
• Collaborate with cross-functional teams including UX/UI designers, product managers, and DevOps engineers.
• Implement CI/CD pipelines, automated testing, and infrastructure as code on AWS.
• Troubleshoot production issues and drive continuous improvement in system reliability.
• Stay updated with emerging technologies and advocate for relevant tech adoption.

Required Skills & Experience

• 4+ years of hands-on experience in software development.
• Strong proficiency in Node.js (Fastify/Express), Angular (latest versions), and MongoDB (Mongoose, Aggregations, Indexing).
• Cloud expertise with AWS services like EC2, S3, Lambda, API Gateway, ECS .., etc.
• Experience with Microservices Architecture.
• Strong knowledge of RESTful APIs, WebSockets, GraphQL, and authentication mechanisms (OAuth, JWT, SSO).
• Hands-on experience with performance tuning, caching strategies (Redis, CloudFront), and database optimisation.
• Strong problem-solving, leadership, and communication skills.

Good to Have

• Experience with AI/ML integration in applications.
• Knowledge of Serverless Architectures (AWS Lambda, Step Functions).
• Exposure to NoSQL databases like like Elasticsearch.

Why Join Us?

• Work on cutting-edge technologies in a fast-paced environment.
• Opportunity to lead a strong technical team and shape the product architecture.
• Competitive salary and benefits package.
• A culture that values innovation, ownership, and growth.

Responsibilities:

• Collaborate with cross-functional teams to define, design, and ship new features.
• Develop and maintain web applications using Angular and C# .NET.
• Design, build, and maintain efficient, reusable, and reliable code.
• Ensure the best possible performance, quality, and responsiveness of the application.
• Identify and correct bottlenecks and fix bugs.
• Work with external data sources and APIs.
• Unit-test code for robustness, including edge cases, usability, and general reliability.
• Collaborate with other developers and stakeholders to ensure successful project completion.

Requirements:

• Bachelor's degree in Computer Science, Software Engineering, or related field.
• 2+ years of experience in web application development using Angular and C# .NET.
• Strong knowledge of Angular 2+ and TypeScript.
• Experience with Angular Material and Bootstrap.
• Experience with C# .NET and .NET framework.
• Knowledge of relational database design and development using SQL Server.
• Familiarity with agile development methodologies.
• Strong analytical and problem-solving skills.
• Excellent written and verbal communication skills.
• Ability to work independently and as part of a team.

Preferred Qualifications:

• Experience with ASP.NET Core.
• Experience with Entity Framework Core.
• Experience with Azure Cloud Services.
• Familiarity with unit testing frameworks such as NUnit and xUnit.
• Experience with source control management tools such as Git.
• Knowledge of CI/CD pipelines using Azure DevOps or similar tools.

RESPONSIBILITIES

• Become an expert in our technology and platforms
• Provide top-tier, highly skilled and attentive support to our consumer app teams.
• Perform production support, troubleshooting and maintenance tasks with a focus on quality and timeliness
• Work with the Implementations and Delivery Teams on defect resolution and solution delivery
• As an active member of the backend team you would utilize and promote best practices and standards
• You’ll develop new technical skills and gain industry knowledge
• You’ll provide occasional “after-hours” incident response and support
• Maintain software to integrate with internal back-end systems
• Build tools to reduce occurence of errors and improve customer experience
• Manage system troubleshooting and maintenance.

Required skills and qualifications

• 4+ years’ experience supporting Web and Backend based application software and environments preferred

• Ability to prioritize effectively and handle shifting priorities professionally

• Experience with version management systems like GIT, Subversion

• Knowledge on Payment gateways (Razorpay, Juspay)

• Experience with web application servers, basic idea on AWS and Azure

• Databases (SQL and NoSQL) and SQL query language.

• Good understanding of Networking principles.

• An understanding and background with Object Oriented Programming languages

• Required Full stack development knowledge.

Preferred skills and qualifications

• Bachelor of science degree (or equivalent) in computer science, engineering, or relevant field

ABOUT THE STARTUP:

Lamamia is founded by IIM alumni and mentored by seasoned professionals from Flipkart.com, CommonFloor.com, Adani Group, TATA Group, Suzlon, and professors from IIT, IIM and XLRI.

Lamamia is incubated by IAMAI, (chaired by Mr Amit Agarwal, Amazon India Head) in association with Govt. of Haryana. It is also incubated by FIED IIM Kashiur for mentoring and funding support.

Lamamia is an Uber for Vernacular skilling and Education, wherein educators can create and share their micro-lessons and micro-tests with the learners spread across the remote and rural part of India. Students can choose the educators, courses and assessment tests to enhance their knowledge, skill, aptitude and employability. 

DESIRED SKILLS:

1. AWS (EC2/S3/Lambda)
2. DynamoDB
3. Node.Js
4. HTML5, Javascript, React.Js
5. Android Native (Java/Kotlin)
6. Socket.io / WebRTC (LiveStreaming)
7. Firebase
8. Prior experience in developing/integration livestreaming feature is essential.

JOB DESCRITION

1. Enhancing the existing features and developing the new features
2. Being able to develop the product independently and also with the team .
3. Being able to work under pressure and think out of the box.
4. Being a good leader with decent professional communication skills.
5. Knowledge and experience of Android Development is an added advantage

OUR PRODUCT

Understand The Product Features:

https://play.google.com/store/apps/developer?id=Lamamia&;hl=en_IN

1. Our product offers on-demand video lessons and quizzes in local languages.
2. Teachers can independently create and share their content.

WHAT WE OFFER:

1. Opportunity to work as a core team member
2. Direct Reporting to Founders
3. Exponential and 360 degree learning
4. Working with an experienced team from IIM
5. 4.2 - 7.8 LPA (INR) CTC + ESOPs*

• Architect, design and build complex, highly scalable, high performance enterprise applications
• Lead, mentor and work with a team of engineers to deliver on clients application expectations
• Work with clients engineering needs and deliver on requirements in a team environment
• Accelerate development velocity for all engineers and deliver continuous improvements to the teams process and codebase
• Build automation to prevent and/or remediate service problems from becoming production incidents

Swaypay is looking for a detail driven Senior Full Stack Software Engineer with remote startup experience who is comfortable asking “why?”. We want someone who can prioritize well, communicate clearly, and has a track record of delivery and excellent software engineering skills.

You'll work with the team to plan, shape, and build our new product features for both mobile and web. You'll get to use some of the latest technologies in order to build the best product possible.

During your time here, you will get the opportunity to work with most (if not all) of our systems — improving consumer facing products, helping to build the API, improving internal tooling, and simplifying our developer experience.

What you’ll do

• Work closely with other developers, UX designers
• Write and test code to ensure stability while refining as necessary
• Expand existing software and write new software to meet the evolving needs of our key demographics
• Build our mobile and web applications using React Native and React
• Write test cases to ensure product functionality across versions
• Design and implement the overall architecture of the system
• Design, construct, and integrate our API offerings
• Take complete ownership of features/work and deliver end to end

What we’re looking for

• 5+ years of experience building mobile and web applications using modern frameworks
• 2+ years of experience with React Native (mandatory)
• 1+ years of experience with backend technologies such as NodeJS, Golang, or Python
• Understanding of AWS, production deployment, and monitoring tools. K8 / Docker Swarm experience is an added bonus
• Excellent verbal and written communication
• “If it can go wrong – it will go wrong" mindset
• Familiarity with both unit and e2e tests
• Experience with databases (MySQL or other relational database)

You will be a great fit if you

• Are proactive about anticipating needs and solving for them before they become a problem
• Enjoy being part of a highly collaborative environment, including healthy conflict and debate to ensure the best product possible
• Have the ability to be self-directed and be effective working independently, yet feel equally comfortable contributing in a team environment
• Value quality
• Enjoy keeping up with the latest release to ensure our products are state of the art

Benefits

• Competitive pay and equity
• Remote-friendly
• Beautiful office in Jaipur (after COVID restrictions lift)
• India team retreats to places like Goa (after COVID restrictions lift)