JAVA Full Stack Developer

Position Title : Java Full Stack Developer

Location : Noida Sector 125

Experience : 5+ Years

Availability : Immediate

Job Summary :

We are looking for a Java Full Stack Developer with expertise in Microservices architecture to join our team.

The ideal candidate should have hands-on experience in Java, Spring Boot, Hibernate, and front-end technologies like Angular, JavaScript, and Bootstrap. You will work on enterprise-grade applications that enhance patient safety worldwide.

Key Responsibilities :

• Design, develop, and maintain applications based on Microservices architecture.
• Work with Java, Spring Boot, Hibernate, Angular, Kafka, Redis, and Hazelcast to build scalable solutions.
• Utilize AWS, Git, Nginx, Tomcat, Oracle, Jira, Confluence, and Jenkins for development and deployment.
• Collaborate with cross-functional teams to develop enterprise applications.
• Develop intuitive UI/UX components using Bootstrap, jQuery, and JavaScript.
• Ensure applications meet performance, scalability, and security requirements.
• Participate in Agile development while efficiently handling changing priorities.
• Conduct code reviews, debugging, and performance optimization.

Required Skills & Qualifications :

✔ 5+ Years of hands-on experience in Java 7/8, Spring Boot, and Hibernate.

✔ Strong understanding of OOP concepts and Design Patterns.

✔ Experience working with relational databases like Oracle/MySQL.

✔ Proficiency in Bootstrap, JavaScript, jQuery, HTML, and Angular.

✔ Hands-on experience in Microservices-based application development.

✔ Strong problem-solving, debugging, and analytical skills.

✔ Excellent communication and collaboration skills.

✔ Ability to adapt to new technologies and handle multiple priorities.

✔ Experience in developing high-quality web applications.

Good to Have :

➕ Exposure to Kafka, Redis, and Hazelcast.

➕ Experience working with cloud-based solutions (AWS preferred).

➕ Familiarity with DevOps tools like Jenkins, Docker, and Kubernetes.

Why Join Us?

✅ Work on cutting-edge technologies and enterprise-level applications.

✅ Collaborative and innovative work environment.

✅ Competitive salary and career growth opportunities.

We’re building a powerful, AI-driven communication platform — a next-generation alternative to RingCentral or 8x8 — powered by OpenAI, LangChain, and SIP/WebRTC. We're looking for a Full-Stack Software Developer who’s passionate about building real-time, AI-enabled voice infrastructure and who’s excited to work in a fast-moving, founder-led environment.

This is an opportunity to build from scratch, take ownership of core systems, and innovate on the edge of VoIP + AI.

What You’ll Do

• Design and build AI-driven voice and messaging features (e.g. smart IVRs, call transcription, virtual agents)
• Develop backend services using Python, Node.js, or Golang
• Integrate OpenAI, Whisper, and LangChain with real-time VoIP systems like Twilio, SIP, or WebRTC
• Create scalable APIs, handle call logic, and build AI pipelines
• Collaborate with the founder and early team on product strategy and infrastructure
• Participate in occasional in-person strategy meetings (Delhi, Bangalore, or nearby)

Must-Have Skills

• Strong programming experience in Python, Node.js, or Go
• Hands-on experience with VoIP/SIP, WebRTC, or tools like Twilio, Asterisk, Plivo
• Experience integrating with LLM APIs, OpenAI, or speech-to-text models
• Solid understanding of backend design, Docker, Redis, PostgreSQL
• Ability to work independently and deliver production-grade code

Nice to Have

• Familiarity with LangChain or agent-based AI systems
• Knowledge of call routing logic, STUN/TURN, or media servers (e.g. FreeSWITCH)
• Interest in building scalable cloud-first SaaS products

Work Setup

• 🏠 Remote work (India-based, must be reachable for meetings)
• 🕐 Full-time role
• 💼 Direct collaboration with founder (technical)
• 🧘‍♂️ Flexible hours, strong ownership culture

Job description

• Hands-on experience in C#, http://asp.net/">ASP.NET, MVC, Web API, SQL Server.
• Experience in latest .Net framework versions (4/4.5/.Net Core 2.0 Frameworks), SQL Server 2008/2012.
• Experience in OOPS, HTML5, Bootstrap,CSS, AJAX/ JavaScript/ JQuery/ AngularJS and Angular 2.0 and web development.
• Excellent communication, analytical and interpersonal skills.
• .NET Full Stack (C#, MVC / .Net Core, WEB API, JSON, REST, JavaScript, Ajax)
• Good knowledge on Angular development, Angular JS
• knowledge in Azure cloud solutions.
• Developing and Hosting REST API Swagger and integration with angular.

Required Candidate profile Qualifications

• 5 – 8 years and above of professional software development experience.
• Improving system quality by identifying issues and common patterns and developing standard operating procedures.
• Enhancing applications by identifying opportunities for improvement, making recommendation and designing and implementing systems.

Job Title: Java Full Stack Developer

Work Location: Bangalore, Chennai, Mysore

Experience: 5+ Years

Budget: up to 18 Lakhs

Notice Period: Immediate to 30 days

Mandatory Skills: Java, Java Script, HTML, CSS

Job Description:

A Bachelor's degree in computer science, statistics, or Engineering.

· At least 5 years of strong knowledge and experience in developing web applications using J2EE, Multi thread programming, Data structure, Junit and Mockito

· Strong knowledge in Spring Boot, Microservices, LOG4j, Spring security

· Strong Experience in Angular JS responsive frameworks. ReactJS.

· Strong knowledges in JavaScript, TypeScript, jQuery, HTML5, CSS.

· Experience working with tools like Git, Maven, Gradle.

· Demonstrate strong design and programming skills using JSON, Web Services, XML in Unix and Windows environments.

· Experience with Build Automation, Continuous Integration and Test Automation (npm, Gradle, Maven, Jenkins).

· Thorough understanding of Integrated Development Environments like Visual Studio Code, Eclipse and IntelliJ.

· Good understanding of Databases, Frameworks, Design, Algorithms, etc.

· Working knowledge with Oracle, Mongo DB databases.

· Strong agile/scrum development experience

· Experience in Cloud platforms including deploying applications in a containerized platform is preferred.

· Experience in full lifecycle with requirements to development to support.

· Excellent verbal communication skills.

· Good problem-solving skills.

• 8+ years of hands-on experience in enterprise software development using Java, and J2EE Framework. 
• Experience with http://react.js/">React.js, AngularJS, strong knowledge of JavaScript, CSS, HTML5
• Passion for building enterprise web applications leveraging modern architecture principles, strong prior experience as a full stack developer. 
• Expertise with CSS and building responsive pages, with a keen eye for UI design and usability
• Experience with web-accessibility/WCAG standards
• Experience working collaboratively with a globally distributed team.
• Experience with agile methodologies and good exposure to DevOps/CICD models.
• Passion for keeping up with new trends and developments in the programming community and is eager to find ways to incorporate these new ideas into our codebase.

What You’ll Do:

• Enable and exercise your problem solving and analytical skills.
• Design and develop Java/J2EE based full stack software components including complex modeling, MVC based UI, etc.
• Ensure applications are implemented to meet business and technical requirements.
• Work with high performing engineering teams across global locations.

.What You Need to Be Successful:

• Bachelor’s degree in Computer Science or equivalent.
• Solid 5-10 years hands-on design and coding experience.
• Familiarity with Agile development, JSF/Primefaces, JPA/Hibernate, Spring, ActiveMQ.
• Strong object-oriented design, Java/J2EE and MVC architecture based programming skills.
• Solid relational DBMS skills using MySQL, or other RDBMS products.
• Desirable - Experience in Big Data Technologies (Hadoop, ElasticSearch, Kafka, MongoDB, etc.)
• Nice to have - Real-world experience in large scale, and high availability implementations.
• Experience developing web services using REST and SOAP approaches.

The Senior Developer takes up the responsibility of delivery of assigned task with quality and within given timelines and delivers independently.

• Extensive knowledge of software development processes
  • Strong knowledge on different programming languages/technologies
  • Knowledge & experience of different coding practices
  • Quality deliverables meeting Project specific/Industry specific standards
  • Delivery within defined/agreed timelines

Java, Spring Boot, Microservices, JUNIT,
MySQL/Oracle, Javascript/Typescript,
HTML, Angular/ ReactJS

About the Company

Leap Info Systems Pvt. Ltd. - A software product company with its products and solutions in the convergent lighting controls and automation. Recently Leap acquired elitedali – worlds first Niagara based lighting controls and automation solution, from one of the leading US organization.

We are a passionate team on a mission to develop innovative controls and automation products. We are expanding our product development team and are in search of like-minded highly passionate team members who would like to contribute to the leading lighting controls and automation product. We have customers in India, Europe, USA, and Australia.

Eligibility

Any suitable graduates (0 to 2 years experienced) who meet prescribed qualities and job responsibilities. Preferred but not limited to engineering graduate in Computer/IT/Instrumentation/EnTC etc.
Job Responsibilities

Be a part of the product development team for maintaining as well as developing new products based on JAVA and Niagara Software framework.

Qualities

• Self-Learner
• Analytical skills
• Able to work with Cross-functional team
• Problem-solving approach
• Good Team Player with Positive vibes

What you must have,

• Hands-on programming at academic or at the hobby level.
• Good knowledge of Java/J2EE related technologies
• Good knowledge of solution-based approaches
• Good communication skills - phone, email and in-person.

What you can expect from LEAP,

• Positive conducive working environment to grow with cross-functional team members.
• Flexi working hours with defined responsibilities.
• Opportunity to work with leading open standard automation framework like Niagara Software, Lighting controls technologies like DALI, Wireless etc
• Be the active part of an emerging global product company