
Java Full Stack Developer - Senior
Key Activities & Responsibilities:
- 2 - 3 years of hands on experience in development using Java
- In-depth of understanding of development process - Design, Development &Deployment
- Good understanding of Java JavaScript, HTML, CSS, JSON
- Experience in developing APIs and strong knowledge of API development framework like Spring Boot, Spring MVC
- Exposure to collaboration platform like Postman
- Good understanding of Databases like MySQL, MongoDB
- Knowledge of Web Service - SOAP, RESTful
Skill Requirements:
- Good understanding of one of the frameworks - Angular / Node.js / jQuery /JavaScript
- Familiaritywith UI / UX Design
- Experiencein using development platforms like Eclipse / Visual Studio

About Hash Connect Integrated Services Private Limited
About
Similar jobs
Job Role: Sr. Full Stack Developer
Experience- Min 6 Years
Location-Bangalore
Company Profile- https://www.wissen.com/
Domain
Fintech, Banking, Capital Markets, Investment Banking
Job Summary
We are looking for a highly experienced Senior Full Stack Engineer with strong hands-on expertise in Java, Spring Boot, AWS,React, and DynamoDB. The ideal candidate will have a strong background in building secure, scalable, high-performance applications for financial services, with experience in regulated environments such as banking, capital markets, or investment banking.
Key Responsibilities
- Design, develop, and maintain scalable backend services using Java and Spring Boot.
- Build responsive and reusable user interfaces using React.
- Design and optimize data models and access patterns in DynamoDB.
- Develop RESTful APIs and integrate them with front-end and downstream systems.
- Work on microservices-based architecture and cloud-native application design.
- Collaborate with product managers, business analysts, architects, QA, and DevOps teams to deliver business-critical solutions.
- Ensure application security, performance, reliability, and maintainability.
- Participate in code reviews, architecture reviews, and design discussions.
- Troubleshoot production issues and support enhancements in live environments.
- Follow SDLC, Agile, and DevOps best practices in a fast-paced financial services environment.
Required Skills
- 8+ years of experience in software development.
- Hands-on experience working on React, 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.
- Qualifications
- Bachelor’s or Master’s degree in Computer Science, IT, or a related discipline.
- Proven experience delivering enterprise-grade applications in regulated financial environments.
Job Overview :
We are seeking a passionate and experienced Full Stack Developer with a strong background in Java and modern front-end technologies. The ideal candidate should possess a keen analytical mindset, be comfortable working in a cross-functional, fast-paced environment, and demonstrate the ability to take ownership of technical challenges. This role involves end-to-end development, from understanding business requirements to delivering scalable, high-quality solutions, while continuously seeking improvement and innovation.
KEY RESPONSIBILITIES
- Analyze entity relationships to design and implement efficient, scalable code solutions.
- Develop reports and conduct thorough analysis to identify defects and recommend enhancements.
- Perform root cause analysis to resolve issues effectively and prevent recurrence.
- Offer technical recommendations and develop improvement plans based on data-driven insights.
- Apply a curious, problem-solving mindset to tackle complex business challenges and propose innovative solutions.
REQUIRED QUALIFICATIONS:
- 5+ years of hands-on experience with Java, HTML5, Angular, TypeScript, JavaScript, and React.
- Demonstrated knowledge or strong interest in full stack development.
- Solid experience working with RESTful services, independent of platform.
- Proficiency in Oracle or SQL Server, with the ability to define data flow, high-level data design, and relationships.
- Exposure to AWS Cloud technologies and cloud-based development.
- Working knowledge of version control tools such as Git or SVN.
- Experience implementing automated testing platforms and writing unit tests.
- Proven ability to collaborate with cross-functional teams including Technical Leads, Product Managers, and Designers.
- Strong communication skills with a flexible, team-oriented approach.
- Prior experience working with US-based clients and adaptability to shifting priorities.
- Self-driven and accountable, with a strong sense of ownership and responsibility.
Job DESCRIPTION
As Android Developer you will be responsible for having a direct impact on the Android applications used every day by millions of small businesses in india. You will be able to work on all aspects of the application, from UI front end to networking back end. Dukaan looks for and values talented individuals, giving them autonomy to make the product they are working on the best product in the world. Change your job, change the world.
RESPONSIBILITIES
● You will develop Android applications that scale to reach millions of users
● You will continually evaluate emerging technologies to identify opportunities, trends, and
best practices that can be used to strengthen Dukaan’s technology platform and
development practices
● Work with the team to create user interface layouts for customers and interfaces to
backend web services
● Design and develop systems and libraries that are highly reusable and maintainable
REQUIREMENTS
● Proficiency in the standard Android tech stack - JAVA, Kotlin, Android SDK, Android
Studio, SDK, adb, Layout Editor etc
● Good knowledge of Object Oriented Programming and design patterns, MVC, MVVM,
Dependency Injection and more
● Restful API, JSON Parsing, XML Parsing, Retrofit Network Libraries
● Strong knowledge of Android UI design principles, patterns, and best practices
● Experience of working with multi-language, multi-screen resolutions
● Experience with offline storage, threading, and performance tuning
● Excellent Android technical issue diagnosis and problem solving skills
● Proficient understanding of code versioning tools, such as Git
● Experience with Python Django / DRF is a plus.
Title: Full Stack Developer: MERN/MEAN
Experience:3 - 6 years
Location: Gurgaon / Hyderabad
Salary: Competitive as per Industry Standard
We are searching for a talented and experienced web application developer to join a highly agile/scrum development team to develop our next-generation data analytics applications. This is a senior technical role and the successful candidate must demonstrate a proven track record of developing enterprise-grade web front-end using technologies such as MEAN stack, JavaScript, Ajax, and JSON.
Primary responsibilities include:
- Lead and develop web applications and data visualizations for our big data analytics platform.
- Develop Proof-of-Concept and prototype applications using new technologies and frameworks. In addition to collaborating with internal teams and clients to create innovative solutions.
- Help establish GUI best practices and JavaScript frameworks for web development
- Provide technology and implementation expertise to domains, projects, or clients
- Maintain leading-edge knowledge in emerging technologies and frameworks; participate in knowledge sharing and lessons learned sessions from project experiences
What you need for this position:
- 3+ Years of relevant experience.
- Hands-on Expertise in javascript-based frameworks and technologies such as ExpressJS, Angular (all versions), and NodeJS.
- Experience in building high-performance multi-user web-scale applications and portals. ● Familiarity with visualization libraries like D3 JS, Kibana, etc.
- Proven experience in developing software using the Agile/SCRUM development methodology.
- command of web standards, CSS-based design, and cross-browser compatibility.
- Attention to detail, Dedication, and Problem Solving skills.
- Knowledge of Elasticsearch, Neo4j / VoltDB / MongoDB / Redis is good to have.
- Good understanding of developer tools and DevOps such as Git, Ansible, cloud platforms such as AWS, Docker, etc is good to have.
- Preferred, not mandatory - Prior experience in mobile development (Hybrid app- Ionic/Cordova, React Native)
Our perfect candidate is someone who:
- Is proactive and an independent problem solver
- Is a constant learner. We are a fast-growing company. We want you to grow with us!
- Is a team player and a good communicator
- Design, implementation, and deployment of successful LOS/LMS system features and services in support of our lending operations and the businesses they support
- Resolve bugs in the software features and deliver them on time with high quality
- Participate in the definition of secure, scalable, and low-latency services and efficient physical processes
- Work with cross-functional teams delivering on demanding projects
- Functionally decompose complex problems into simple, straight-forward solutions
- Understand system inter-dependencies and limitations

Bachelor’s degree in Computer Science, Electronics, or related field; Master’s degree or equivalent
experience desired
• Minimum 3 years software engineering experience
• Proficiency in one or more of the following programming languages (Python / Java / Scala / C / C++ /
Objective-C / Swift)
• Strong working knowledge of web application frameworks – node.js. Experience deploying and maintaining
cloud-based web applications (Azure preferred)
• Experience with data persistence and manipulation (sql, nosql, Splunk, etc.)
• Hands-on Test-Driven Development experience and able to author Unit, Integration and Functional Tests
• SOLID OO-skills. Must demonstrate strong familiarity of design patterns
• Shall be familiar with Agile Processes – Scrum or Kanba
Job Description:
In this role, you will:
- Be responsible for building APIs, coding, documenting and maintaining scalable web/mobile applications in a fast-paced environment
- Be involved in conceptualization of IOT product features & AI Model Integrations, designing, development and debugging in the real-time environment
- Collaborate with multiple stakeholders to deliver products in an agile environment
- Continuous Integration and Continuous Deployment
Required Skills :
- Good understanding of Data Structures &Algorithms with strong analytical skills.
- Deep understanding of javascript and web fundamentals like HTML, CSS3, Boostrap 3, SDKs, cookies, Sockets,
- Experience in programming languages: nodejs, python, java, Angular/React JS,
- Knowledge of Relational and Non-relational Databases and Cache like MySQL, Mongo, Elasticsearch, Redis etc
- Knowledge of RESTful paradigms and to experience building/consuming APIs, microservices & system design architecture
- Experience in client side technologies like JavaScript, jQuery, Typescript and React JS.
- Good in Building UI/UX of web application and integration of backend and frontend
- Capable of hosting AI model on AWS cloud by developing APIs
Desired Skills:
- Ability to break complex projects into modules and propose effective solutions in view of capabilities of existing platforms and infrastructure.
- Experience in managing build/deployment pipelines for continuous integration and continuous delivery to improve the quality and availability of products & services.
- Understanding of cloud architecture and cloud deployments - AWS SQS, Lambda, EC2, S 3, Azure, other cloud technologies
We’re looking for an experienced (2+ years) full stack developer to build web applications and API's, who will be responsible in handling various B2B clients, developing new API's working with business and product teams and, building data pipelines and storage systems for large amounts of data.
Your responsibilities will include:
• Build a framework for handling large volumes of data.
• Scaling API's with lowest response times.
• Onboarding client data in a B2B tech integration.
• Cross-team communication and translating into products.
• Develop and deploy new features to facilitate related procedures and tools if necessary
• Write “clean”, well-designed code
• Contribute in all phases of the development lifecycle
• Passion for best design and coding practices and a desire to develop new bold ideas.
• Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality
• Follow industry best practices
Job Skills
• Good python scripting and hands-on experience with Django framework
• Experience managing full stack, multi-language, multi-framework software development
• Back-end: Proficient in developing APIs across different platforms of web application servers. Experience in web server technologies in Django/Python is necessary.
• Database: Able to understand RDBMS schema and develop software to access data via SQL queries or DB mapper. Familiarity with SQL/NoSQL (MySQL, MongoDB) databases and their declarative query languages
• Front-End: Good understanding of front-end technologies, such as Object Oriented JavaScript, HTML5, and CSS3. Should have knowledge of Angular JS, Bootstrap, Express JS, Node JS etc.
• Understanding of MVC design patterns and other industry standard design patterns.
• Understanding fundamental design principles behind a scalable application
• Excellent analytical, problem-solving skills and programming skills
• Demonstrated ability to define and drive adoption of software development best practices, standards, processes, methodologies
• Strong communication skills, both verbal and written, and the ability to listen effectively
• Proficient understanding of code versioning tools, such as Git








