Sr.Java Full Stack Developer (Java+React+Dynamo+AWS)

Job Description – Full Stack Developer (React + Node.js)

Experience: 5–8 Years

Location: Pune

Work Mode: WFO

Employment Type: Full-time

About the Role

We are looking for an experienced Full Stack Developer with strong hands-on expertise in React and Node.js to join our engineering team. The ideal candidate should have solid experience building scalable applications, working with production systems, and collaborating in high-performance tech environments.

Key Responsibilities

• Design, develop, and maintain scalable full-stack applications using React and Node.js.
• Collaborate with cross-functional teams to define, design, and deliver new features.
• Write clean, maintainable, and efficient code following OOP/FP and SOLID principles.
• Work with relational databases such as PostgreSQL or MySQL.
• Deploy and manage applications in cloud environments (preferably GCP or AWS).
• Optimize application performance, troubleshoot issues, and ensure high availability in production systems.
• Utilize containerization tools like Docker for efficient development and deployment workflows.
• Integrate third-party services and APIs, including AI APIs and tools.
• Contribute to improving development processes, documentation, and best practices.

Required Skills

• Strong experience with React.js (frontend).
• Solid hands-on experience with Node.js (backend).
• Good understanding of relational databases: PostgreSQL / MySQL.
• Experience working in production environments and debugging live systems.
• Strong understanding of OOP or Functional Programming, and clean coding standards.
• Knowledge of Docker or other containerization tools.
• Experience with cloud platforms (GCP or AWS).
• Excellent written and verbal communication skills.

Good to Have

• Experience with Golang or Elixir.
• Familiarity with Kubernetes, RabbitMQ, Redis, etc.
• Contributions to open-source projects.
• Previous experience working with AI APIs or machine learning tools.

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.

Opportunity Summary

We are looking for an enthusiastic engineer with experience building Salesforce AppExchange apps to lead the development of Salesforce connectors for our marketing technology products.

What would you do?

·      Take a lead role with design and implementation of Salesforce connectors for our marketing platforms.

·      Collaborate with stakeholders in establishing application requirements, determining features, creating customer-friendly solutions, and determining support needs and performance requirements. 

·      Plan, design, develop, test, and deploy software to satisfy these requirements. 

·      Work according to the agile programming application development methodology adhered to including test-first, iterative development, and continuous re-prioritization.  

·      Support the maintenance of our hosted technology solutions. 

·      Work with other team members in accomplishing group objectives and participating in code reviews. 

·      Ensure timely and robust implementation of the company’s development plans.

·      Ensure that all relevant parties are kept up to date on progress of projects and give feedback on an ongoing basis. 

·      Contribute to the review, selection, and adoption of proprietary tools and technologies. 

·      Use specialist knowledge and experience of information technology to provide technical advice and vision.

Technical Skills

The following skills are needed for this role.

Experience

·      7+ years’ experience in web application design and development 

·      Bachelor’s Degree in relevant discipline or equivalent experience 

Primary Skills

·      Experience with Salesforce APEX, VisualForce, SOQL, etc. 

·      Experience building and maintaining Salesforce AppExchange apps. 

·      Experience working with databases and/or CRM systems. 

Secondary Skills (nice to have)

·      Strong background in Java 

·      AWS ecosystem and tools, developing for serverless environments. 

·      Front-end expertise: HTML, CSS, JavaScript, etc. 

·      Other languages such as JavaScript, Typescript, C#, Ruby, Python, PHP, etc. are all valuable. 

Soft Skills

·      Proven ability to lead a team and mentor others. 

·      Thrives collaborating in a team environment with a diverse range of people.

·      Passionate about delivering an amazing customer experience.

·      Able to have a change of mind, and able to change the minds of others.

·      Writes clearly and concisely.

·      Capable of working without a company office, with a fully remote team.

Growth Skills

·      Possesses a good work ethic; a self-starter with a desire to grow.

·      Always looking for better ways to get the job done.

Preferring candidates from Ahmedabad / Bangalore specifically!

Thence is searching for a highly skilled and motivated individual who is enterprising and eager to make a significant impact in the service space by enabling exceptional products. The ideal candidate should have a robust technical background, outstanding leadership skills, and a proven track record of managing complex technical projects. Moreover, this role includes consideration for a Partner role after completing one year with Thence, accompanied by sizeable equity.

Reporting directly to the COO, you will have the opportunity to shape the direction of the company's growth by delivering digital products to clients across various verticals like healthcare, hospitality, manufacturing, etc.

If you are a motivated individual with a passion for driving business growth and creating lasting client partnerships, we encourage you to apply for this exciting opportunity to join our dynamic team at Thence.

Duties & Responsibilities

• Developing digital products, applications and minimum viable product (MVP), including defining the overall architecture and system design to meet business requirements.
• Enabling our client to select the appropriate technology stack, considering factors such as scalability, performance, security and maintainability.
• Designing and configuring the infrastructure to support the software application.
• Choosing the development toolkit, frameworks and libraries best suited based on business and project's needs.
• Crafting and executing database designs, ensuring data integrity, performance and scalability.
• Enhancing and optimising application architecture to improve efficiency, reliability, and scalability.
• Ensuring application scalability to handle increased user loads and data volumes effectively.
• Upholding quality assurance standards through code reviews, testing and continuous integration practices.
• Ensuring IP security by implementing robust authentication, authorisation and encryption mechanisms.
• Exploring and integrating new technologies to enhance the software's capabilities and keep it up-to-date with industry trends.
• Developing the startup's strategic resource allocation plan, including budgeting for technology investments and staffing needs.
• Ensuring efficient utilisation of technologies by optimising resource allocation and minimising waste.
• Assessing and integrating new systems and infrastructure to support the evolving needs of the organization.
• Deliver digital products to clients across various verticals, including healthcare, Fintech, hospitality, manufacturing, etc.
• Building, attracting and mentoring talented developers to foster a culture of learning, innovation and collaboration within the team.
• Collaborating closely with the sales team to ensure effective communication and strategic positioning of technology solutions, while continuously refining sales pitch strategies based on feedback and market trends to maximize success rates and drive revenue growth.
• Defining, managing and evaluating team members based on goals and performance metrics, providing status updates to the leadership team on a bi-weekly basis.
• Identifying process gaps and development inefficiencies within the organisation and defining and driving Standard Operating Procedures (SOPs) to address these gaps effectively.
• Generate business opportunities from existing clients and collaborate with the business team to convert new business.
• Work towards achieving annual and quarterly revenue targets.

Skills Required

• Strong business acumen, with the ability to make strategic decisions and take ownership of account growth, revenue and outcomes.
• Strong technical background with experience in managing complex technical projects encompassing diverse realms such as Web, Mobile, Applications (Apps), Augmented Reality/Virtual Reality (AR/VR), Artificial Intelligence (AI), and Machine Learning (ML).
• Extensive experience in establishing and refining processes and Standard Operating Procedures (SOPs) aimed at measuring and enhancing the quality and efficiency of development capabilities. This includes implementing frameworks to assess performance metrics, optimise workflows and drive continuous improvement across the development lifecycle.
• Excellent leadership skills and the ability to inspire and motivate teams.
• Proven track record of driving business growth and creating lasting client partnerships.
• Enterprising and adept at handling clients effectively.

Qualifications

The ideal candidate will be an inspiring and confident team player with:

• Bachelor's or Master's degree in Computer Science, Engineering or related field and/or significant relevant work experience
• Minimum of 4+ years of proven agency experience in software development projects.
• Experience in leading a team of highly skilled developers, engineers, and testers
• working on multiple client projects
• Experience managing products and projects, and delivering large scale technical solutions on time and on budget
• Excellent communication, interpersonal, and negotiation skills, with a track record of managing stakeholder expectations effectively.
• Familiarity with Agile methodologies and project management tools
• Experience with cloud-based technologies and infrastructure, microservices, and serverless architecture

Additional Opportunities:

After completing one year with Thence, high-performing individuals will be considered for a Partner role, with the potential for substantial equity ownership in the company.

The Full-Stack Engineer role involves working across prosuct development stack, including various backend systems, frontend systems as well as quick prototyping of proof-of-concept features and projects.

Responsibilities:

• Architecting Figuring out all levels of designing and structuring systems, deciding on optimal levels of abstraction and future-proofing, patterns of orchestration of components and finally planning its execution.
• Implementation Should be able to structure and write code like prose for others to read, design and adhere to common principles and patterns that make everyone better at their jobs. Should have the ability to contribute according to timelines and type of projects - from working POCs to stable production code and the ability to work with a large breadth of knowledge.
• Orchestration and integration Interact with the larger engineering team for integrating your work into the ecosystem, help others in building over the base that you provide, help in orchestrating your work into CI/CD, testing, QA and automation pipelines.
• Mentorship We all love to learn and grow as engineers and human beings and we believe in synchronous growth as a team fueled by each and every individual's personal abilities, specializations, and interests.
• To enable this you'll be required to mentor others by sharing your expertise in various forms and be subject to be mentored by others and thus maintain a continuous learning culture.
• Ownership End-to-end ownership of services and specialised components required for various projects - starting from prototypal stage to production-hardened. These may include anything from document parsing to solving problems using deep learning.
• Documentation Create advanced technical content including articles, samples, whitepapers, and training.

About Kloud9:

Kloud9 exists with the sole purpose of providing cloud expertise to the retail industry. Our team of cloud architects, engineers and developers help retailers launch a successful cloud initiative so you can quickly realise the benefits of cloud technology. Our standardised, proven cloud adoption methodologies reduce the cloud adoption time and effort so you can directly benefit from lower migration costs.

Kloud9 was founded with the vision of bridging the gap between E-commerce and cloud. The E-commerce of any industry is limiting and poses a huge challenge in terms of the finances spent on physical data structures.

At Kloud9, we know migrating to the cloud is the single most significant technology shift your company faces today. We are your trusted advisors in transformation and are determined to build a deep partnership along the way. Our cloud and retail experts will ease your transition to the cloud.

Our sole focus is to provide cloud expertise to retail industry giving our clients the empowerment that will take their business to the next level. Our team of proficient architects, engineers and developers have been designing, building and implementing solutions for retailers for an average of more than 20 years.

We are a cloud vendor that is both platform and technology independent. Our vendor independence not just provides us with a unique perspective into the cloud market but also ensures that we deliver the cloud solutions available that best meet our clients' requirements.

What we are looking for:

●  Overall 8+ Years of Experience in Web Application development.

●  5+ Years of development experience with JAVA8 , Springboot, Microservices and middleware

●  3+ Years of Designing Middleware using Node JS platform.

●  Good to have 2+ Years of Experience in using NodeJS along with AWS Serverless platform.

●  Good Experience with Javascript / TypeScript, Event Loops, ExpressJS, GraphQL, SQL DB (MySQLDB), NoSQL DB(MongoDB) and YAML templates.

●  Good Experience with TDD Driven Development and Automated Unit Testing.

●  Good Experience with exposing and consuming Rest APIs in Java 8, Springboot platform and Swagger API contracts.

●  Good Experience in building NodeJS middleware performing Transformations, Routing, Aggregation, Orchestration and

Authentication(JWT/OAUTH).

●  Experience supporting and working with cross-functional teams in a dynamic environment.

●  Experience working in Agile Scrum Methodology.

●  Very good Problem-Solving Skills.

●  Very good learner and passion for technology.

●  Excellent verbal and written communication skills in English

●  Ability to communicate effectively with team members and business stakeholders

Why Explore a Career at Kloud9:

With job opportunities in prime locations of US, London, Poland and Bengaluru, we help build your career paths in cutting edge technologies of AI, Machine Learning and Data Science. Be part of an inclusive and diverse workforce that's changing the face of retail technology with their creativity and innovative solutions. Our vested interest in our employees translates to delivering the best products and solutions to our customers.