MERN 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.

● In-depth knowledge of full-stack development principles and best practices.

● Expertise in building web applications with strong proficiency in languages like Node.js, React, and Go. 

● Experience developing and consuming RESTful and gRPC API Protocols.

● Familiarity with CI/CD workflows and DevOps processes. 

● Solid understanding of cloud platforms and container orchestration technologies.

● Experience with Kubernetes deployment and workflows using tools like Argo.

● Experience applying AI/ML models to optimize workflows or enhance product features, with familiarity in frameworks like TensorFlow, MLflow, Kubeflow, or PyTorch. 

● Experience fine-tuning existing AI/ML models to adapt to specific use cases or datasets, ensuring optimized performance. 

● Experience with Workflow Orchestration tools like Temporal and Windmill.

● Strong background in System Design. 

● Hands-on experience with Queuing Mechanisms such as RabbitMQ, Redis, and Kafka. 

● Experience with designing and building user-friendly interfaces using Tailwind CSS and Radix UI. 

● Excellent understanding of distributed systems, databases, and APIs. ● A passion for writing clean, maintainable, and well-documented code. ● Strong problem-solving skills and the ability to work independently as well as collaboratively. 

● Excellent communication and interpersonal skills. 

Bonus points if you have: 

● Experience with building self-serve platforms or user onboarding experiences.

● Familiarity with Infrastructure as Code (IaC) tools like Terraform.

● A strong understanding of security best practices for Kubernetes deployments.

● Grasp on setting up Network Architecture for distributed systems. 

Responsibilities :-

1.      Design and engineer new next generation fintech solutions.

2.      Implement, optimize and manage the microservices based architecture, end to end, considering various technologies and business stakeholders.

3.      Build the correct database design and be ready to evolve it as per upcoming requirements.

4.      Design, develop and implement various web and mobile app based customer/partner/merchant journeys.

5.      Work with multiple stakeholders to understand inherent complexities involved in building the new solutions on top of the existing product and provide the most suitable and optimized one.

6.      A go getter with no reservations, should be ready to jump in and code if required.

7.      Do code reviews and ensure that best practices are followed

Ensure that best security practices are taken care of while building the product. 

Requirements:-

1.      Bachelor of Engineering or Bachelor of Technology in Computer Science / Information Technology or a related field

2.      At least 12 years of experience that includes at least 5 years of experience in technology architecture with a significant focus on building scalable full stack applications to be deployed on cloud

3.      Excellent problem solving and strategic thinking and leadership skills with the ability to implement complex projects to successful completion

4.      Hands on experience in Nodejs, JavaScript, Mongo DB, Relational Database and React. Must be efficient in building efficient code and DB queries.

5.      Experience in using cloud services from various cloud providers i.e. AWS, Azure, OCI (AWS exposure is the must)

6.      Understanding and experience in ensuring the security best practices are taken care of while building the product.

Should have excellent communication and interpersonal skills.

• 0 to 3 years of experience (or equivalent understanding of software engineering)
• Familiar with Javascript/Typescript and React.js
• Familiar with one backend language (Node, Go, Java, Python) and one relational database (any SQL)
• Willingness and interest in learning new tech/processes (Next.js, Angular, IaaS, etc.)

Company Description:

At Bungee Tech, we help retailers and brands meet customers everywhere and, on every occasion, they are in. We believe that accurate, high-quality data matched with compelling market insights empowers retailers and brands to keep their customers in the center of all innovation and value they are delivering.

We provide a clear and complete omnichannel picture of their competitive landscape to retailers and brands. We collect billions of data points every day and multiple times in a day from publicly sources. Using high-quality extraction, we uncover detailed information on products or services, which we automatically match, and then proactively track for price, promotion, and availability. Plus, anything we do not match helps to identify a new assortment opportunity.

Empowered with this unrivalled intelligence, we unlock compelling analytics and insights that once blended with verified partner data from trusted sources such as Nielsen, paints a complete, consolidated picture of the competitive landscape.

We’re looking for a Sr. Full Stack Developer who will take a key role on our team. Our

Full Stack developer must have knowledge in all stages of software development.

You’ll be working alongside other engineers and developers, collaborating on the

various layers of the infrastructure for our SAAS platforms.

• Work on world-class solutions to deliver industry's leading Cloud operations management
• Develop system architecture, design and build platform services for scalable, resilient, multi-tenant Cloud SaaS. Examples of work include:
• Writing microservices based distributed applications
• Designing REST APIs for backend services
• Develop user-interface for our SaaS
• Handle cross-cutting microservices concerns such as externalizing configuration, logging, health checks, metrics, distributed tracing
• Work with customers, partners, and business leaders to architect solutions for Cloud Operations

• Has significant (3+ years) experience developing and deploying Cloud services for a large scale software projects on public clouds (AWS, GCP, Azure)
• Has hands-on experience building multi-tenant SaaS solutions on public clouds (AWS)
• Strong experience with React, NodeJS, Java, GO, Python
• Has expertise with microservices, infrastructure as code (IaC), continuous integration/delivery (CI/CD), etc.
• Has experience working with containerization, cluster orchestration, or infrastructure management frameworks (such as Kubernetes, Docker, Terraform)
• Basic knowledge of AWS security (IAM, Cognito)
• Knowledge of good engineering practices and agile culture
• Takes initiative in a fast-paced environment
• 100% hands-on and loves to code

• Experience with Prometheus, Grafana, ELK, Jaeger, etc.
• AWS certification
• Experience with machine-learning (ML), MLOps
• Experience with Apache Flink, Spark, Hadoop, or other
• Experience working remotely in a distributed team
• Startup experience

Full Stack Developer for a leading E-Commerce MNC
Job Responsibilities :

- Developing new user-facing features using React.js. 

- Building reusable components and front-end libraries for future use. 

- Translating designs and wireframes into high-quality code. Skills 

- Strong proficiency in JavaScript, ES6 and it's newer specifications 

- Thorough understanding of React.js and its core principles 

- Experience with popular React.js workflows (such as Redux) 

- Familiarity with RESTful APIs

- Experience working with preprocessing stylesheet language (LESS)

- Experience with common front-end development tools such as NPM, etc.

- Familiarity with GIT version control system. 

- Ability to understand business requirements and translate them into technical requirements