Fullstack Developer - MERN

Excellent Opportunity- Lead Java Full Stack (React +AWS+ Dynamo) -Wissen Technology, Whitefield Bengaluru

Hi ,

As discussed please find company's details and JD as mentioned:

About Wissen Technology

Wissen Technology, established in 2015 and part of the Wissen Group (founded in 2000), is a specialized technology consulting company. We pride ourselves on delivering high-quality solutions for global organizations across Banking & Finance, Telecom, and Healthcare domains.

For more details:

Website: www.wissen.com

Wissen Thought leadership : https://www.wissen.com/articles/

LinkedIn: Wissen Technology

Job Description:

Requirements Lead (Java+ React+ AWS+ DynamoDB)

• Bachelor’s degree in computer science or related field.
• 7-12 years of experience in software development.
• Hands-on experience working on AWS cloud environment and DynamoDB.
• Proficiency in Java, J2EE, Spring, Hibernate, REST API, Microservices.
• Experience in developing applications using J2EE Design Patterns and AWS services.
• Strong problem-solving skills and attention to detail.
• Excellent communication and teamwork skills

Amita Soni

Senior Consultant-Talent Acquisition-Wissen Technology, Pune

Job Description – Software Engineer (Java Spring Boot + Angular)

Location: Whitefield, Bangalore (Work from Client Office)

Experience: 4–8 years

Role Overview

We are hiring Software Engineers with strong experience in Java Spring Boot and Angular to work on enterprise-level applications at the client office in Whitefield, Bangalore.

Key Responsibilities

• Develop and maintain backend services using Java, Spring Boot, REST APIs.
• Build interactive front-end modules using Angular.
• Collaborate with the lead, QA, and product team for high-quality delivery.
• Understand requirements, participate in design discussions, and contribute to technical solutions.
• Write clean, maintainable, and scalable code.
• Perform unit testing and integration testing.
• Fix bugs, optimize code, and improve application performance.

Technical Skills Required

• Strong coding skills in Java 8+, Spring Boot, RESTful API development.
• Experience working with Angular.
• Good understanding of Microservices concepts.
• Strong knowledge of SQL/NoSQL databases.
• Experience with version control (Git), CI/CD pipelines, and build tools.
• Familiarity with cloud services is a plus.

Soft Skills

• Good communication and teamwork skills.
• Ability to work independently and handle tasks with minimal supervision.
• Strong debugging and problem-solving skills.

Note: One technical round is mandatory to be taken F2F from office.

Job Description: Principal Engineer (Full Stack Architect)

Job Title: Full Stack Architect

Location: Hyderabad, India

Experience: 15Years to 20 years (4+ years in Enterprise Architecture)

Technology Stack: MERN (MongoDB, Express, React, Node.js), Distributed Systems, Cloud (GCP/Azure), Neo4j, Vector Databases, SQL and NoSQL Databases, Knowledge Graphs.

Industry: Enterprise Software, Large-Scale Distributed Systems, Machine Learning

Job Summary

As a Full Stack Architect, you will play a pivotal role in designing and architecting large-scale distributed systems with a strong focus on the MERN stack (MongoDB, Express.js, React, Node.js). You will lead the design and implementation of enterprise-grade software solutions that leverage cloud infrastructure (GCP/Azure), knowledge graphs (Neo4j), vector databases, and machine learning at scale. In this role, you will work closely with cross-functional teams including data scientists, cloud engineers, and front-end developers to deliver high-performance, secure, and scalable applications.

This role requires a deep understanding of distributed systems architecture, graph databases, machine learning systems, and cloud computing, with a strong focus on building solutions that meet business and technical needs. The ideal candidate will have 12+ years of experience with a proven track record of architecting full-stack systems and leading engineering teams in a fast-paced, innovative environment.

Roles and Responsibilities

Full Stack Architecture: Design, develop, and maintain highly scalable, distributed, and fault-tolerant enterprise applications using the MERN stack (MongoDB, Express.js,

React, Node.js).

Distributed Systems: Architect and design large-scale distributed systems that handle high- volume, low-latency data processing.

Cloud Engineering: Implement and maintain cloud infrastructure solutions on GCP or AWS,ensuring high availability, scalability, and performance.

Knowledge Graphs and Databases: Design and optimize complex data models using Neo4j, vector databases, and other NoSQL solutions to manage interconnected data efficiently.

Enterprise Solutions: Architect and deliver cloud-native enterprise software solutions that meet enterprise-grade security, compliance, and performance requirements.

Data Structure & Algorithms (DSA): Lead by example in writing efficient, high-performance code and optimize software with a strong focus on algorithms, data structures, and system design principles.

Collaboration: Work with engineering, data science, and product teams to translate business requirements into scalable technical solutions.

Mentorship: Mentor junior engineers and foster a collaborative team environment.

Performance Optimization: Ensure system performance, scalability, and reliability throughcode reviews, optimizations, and best engineering practices.

Documentation & Best Practices: Maintain comprehensive architecture documentation and promote engineering best practices across teams.

Mandatory Requirements

Experience: 12+ years of full-stack development experience, with significant expertise

in building and architecting applications using the MERN stack (MongoDB, Express.js,

React, Node.js).

 Distributed Systems: Proven track record of architecting and implementing large-scale

distributed systems with a focus on reliability, scalability, and performance.

 Cloud Expertise: Extensive hands-on experience with cloud infrastructure (GCP or AWS),

with a deep understanding of cloud services such as compute, storage, networking, and

security.

 Database Systems: Expertise in NoSQL databases like MongoDB and graph databases like

Neo4j. Experience with vector databases for high-dimensional data processing.

 Knowledge Graphs: Hands-on experience in designing and working with knowledge graphs

for solving complex data relationships.

 Data Structures & Algorithms: Strong knowledge of DSA with practical experience in

solving complex technical challenges.

 Microservices Architecture: Experience in designing and developing microservices-based

architectures and ensuring high availability.

 DevOps ; Automation: Knowledge of DevOps practices (CI/CD), containerization (Docker), and orchestration (Kubernetes).

 Agile Methodologies: Experience with Agile development methodologies, including SCRUM, TDD, and iterative development.

Nice-to-Have Requirements

 Front-End Expertise: Advanced experience with React.js, with knowledge of modern front- end technologies (Next.js, Redux, TypeScript).

 Cloud Certifications: Google Cloud Professional Architect or Azure Certified Solutions Architect certifications.

 Data Engineering: Hands-on experience with data pipelines, ETL processes, and big data technologies (e.g., Apache Spark, Kafka).

 AI/ML Ops: Experience in deploying machine learning models using MLOps frameworks and automating ML pipelines.

 Graph Analytics: Experience in graph algorithms and analytics, with the ability to model and query complex relationships in a graph database.

 System Design: Experience in conducting system design reviews, providing insights into performance bottlenecks, scalability, and trade-offs.

 Security & Compliance: Knowledge of enterprise-level security protocols and data privacy compliance frameworks (e.g., SOC2, GDPR).

Leadership: Proven experience in leading cross-functional teams, setting technical roadmaps, and ensuring alignment between business and technical goals.

Your Responsibilities:

• Responsible for overall tech stack of the product
• Designing overall architecture of the web/ mobile application
• Maintain quality and ensure responsiveness of applications
• Exposure to security and data protection management
• Building modular, reusable codes and libraries
• Ability to build product from scratch & drive it to completion
• Optimize applications for best user experience
• Development experience for both mobile and web based products.
• Unit Testing of developed modules

Skills:

Front-End

• Web fundamentals like HTML, JavaScript, and CSS
• CSS preprocessors like Sass, LESS, bootstrap
• JavaScript frameworks like React js, AngularJS, or Ember etc.
• Libraries like jQuery or Backbone.js
• Front-end (CSS) frameworks like Foundation or Bootstrap
• Web sockets

Back-End

• Rest API design and development
• CRUD (Create, Read, Update, Delete)
• RESTful Services
• Web fundamentals like React js, HTML, JavaScript, and CSS
• Server-side languages like Javascript, PHP, Python
• Database technologies like MySQL and MongoDB.
• Web server technologies like Node.js, Nginx, ISS, etc.

We are hiring Full Stack Developers who are passionate, self-driven and capable of working in both frontend and backend technologies. They will work closely with our product team in building features and applications to directly benefit the product's growth.

We have a ton of interesting problems to solve. You will be surrounded by hard-working and smart developers who share the same goals as yours.

Responsibilities:

• Managing the complete software development process from conception to deployment
• Developing and managing well-functioning databases and applications.
• Modifying and testing changes to previously developed program
• Working effectively in collaboration with other teams /partners in Scaled Agile Framework and other support functions when required with a continuous focus on improving applications.
• Ensuring quality delivery of the code to UAT and production environments with complete ownership.
• Working towards improving code quality standardization.
• Maintaining and upgrading the software following deployment
• Managing the end-to-end life cycle for the production of software and applications
• Overseeing and guiding the analyzing, writing, building, and deployment of software
• Overseeing the automated testing and providing feedback to management during the development process
• Being creative in using tools and third-party services to deliver the code faster

Requirements:

• Extensive experience in Python in the backend
• Experience in web frameworks like Django
• Proficiency in HTML, CSS and Javascript front-end frameworks such as React, Vue or such
• Experience with Postgres, SQLite
• Experience with Version Control Systems like Git 
• Sound knowledge of Software engineering best practices
• Sound knowledge in RestFul API Design
• Good knowledge of database concepts
• Good understanding of incorporating ML models in Python applications
• Strong communication skills
• Experience in maintaining production servers
• Experience with AWS / Digital Ocean / Heroku

The ideal candidate is a self-motivated, multi-tasker, and demonstrated team-player. You will be a lead developer responsible for the development of new software products and enhancements to existing products. You should excel in working with large-scale applications and frameworks and have outstanding communication and leadership skills. 

Responsibilities

• Writing clean, high-quality, high-performance, maintainable code
• Develop and support software including applications, database integration, interfaces, and new functionality enhancements
• Coordinate cross-functionally to insure project meets business objectives and compliance standards
• Support test and deployment of new products and features
• Participate in code reviews
• Technical Lead experience exploring other open source frameworks and technologies and integrating with project

Qualifications

• 5+ years of development experience at least two or more of the following languages (Python, Ruby, javascript and Java)
• Expertise in object oriented design and design patterns
• Experience releasing highly scalable enterprise products full lifecycle
• Experience mentoring and training others on complex technical issues
• Experience with implementing algorithms to solve complex real world problems
• Solid coding practices including good design documentation, unit testing, peer code reviews
• Excellent verbal and written communication
• A proven ability to learn and adapt to new, complex development environments with deep dive analytical skills
• Strong object-oriented programming skills, knowledge of design patterns, and an uncanny ability to design intuitive module and class-level interfaces
• Experience in algorithm design and problem solving
• Experience leading small teams of engineers
• Experience with technologies like MongoDB, DynamoDB is highly desirable
• Experience developing full stack web applications using Perl, Java, Python or PHP
• Experience in any of the top JavaScript MVC frameworks, like Backbone, Angular, Ember, Spine or Knockout
• Passion for creating efficient, scalable, highly usable web interfaces
• Candidates from  Product Start-up companies would be highly preferred.

• understanding of the front-end and back-end processes;
• ability to work with HTML / CSS;
• ability to work with databases;
• understanding of programming templates and architecture design guidelines;
• profiling and optimizing applications.

• Develop detailed technical analysis and design specifications based on user stories.
• Collaborate heavily with fellow developers, designers, and analysts to solve problems.
• End-to-End Design and Development of cloud applications utilizing Service Fabric / Web API
• Develop complete front-end stack of projects using HTML/CSS and TypeScript with Angular.
• Integrate front-end UI with back-end services.
• Debug cross-browser compatibility issues.
• Ensure responsive implementation.

Critical Competencies / Leadership Anchors

• Builds strong commitment and promotes open dialogue.
• Defines success in terms of the entire team.
• Is action-oriented and has a strong sense of urgency.
• Uses logic and rigorous problem-solving skills to resolve difficult problems and drive effective solutions.
• Relentlessly customer-focused and dedicated to exceeding expectations of internal and external customers.
• Drives innovation to bring creative ideas to market.

Requirements

• Bachelor’s degree in computer science, engineering, or equivalent.
• 4+ years of experience developing dynamic, highly interactive user interfaces for the web.
• 4+ years of proven development experience using .NET/C# with a focus on Web API cloud applications
• 4 years experience with RESTful Web API and JSON
• Strong hands-on development with Single Page Applications with at least one year of experience focused on Angular Development
• Disciplined approach to testing and quality assurance.
• Experience with Git, Redux, Typescript, and Angular Material.
• Demonstrated ability to produce technical design documentation for assigned features and user stories.
• Strong drive to learn and produce beautiful code