Fullstack Java Engineer(Banking)

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

We are seeking a skilled Full-stack developer. As a Full-stack developer, you will collaborate with an international cross-functional teams to design, develop, and deploy high-quality software solution.

Responsibilities:

Design, develop, and maintain the application.

Write clean, efficient, and reusable code.

Implement new features and functionality based on business requirements.

Participate in system and application architecture discussions.

Create technical designs and specifications for new features or enhancements.

Write and execute unit tests to ensure code quality.

Debug and resolve technical issues and software defects.

Conduct code reviews to ensure adherence to best practices.

Identify and fix vulnerabilities to ensure application integrity.

Working with the product owner to ensure seamless integration of user-facing elements.

Collaborating with DevOps teams for deployment and scaling.

Requirements:

Bachelor’s degree in computer science or information technology, or a related field.

Proven experience as a skilled Full-stack developer. Experience in Insurance/Banking domain is appreciated.

Excellent problem-solving and debugging skills.

Strong communication and collaboration abilities to work effectively in a team environment.

Strong experience with Spring Boot 3, Java 17 or newer and Maven.

Skills & Requirements

Fullstack, Springboot, PostgreSQL, Angular, Kafka & Architect, Angular 18+, GitHub, IntellJ IDEA, Java 11+, Jest, Kubernetes, Maven, Mockito, NDBX/ng-aquila, NGRX, Spring Boot, State Management, Typescript, Playwright, PostgreSQL, Sonar, Swagger, AWS, Camunda, Dynatrace, Jenkins, Kafka, NGXS, Signals, Taly.

Responsibilities:

• Works on all stages of the software development life cycle (SDLC).
• Develops, codes, tests, and debugs software and applications using Java.
• Designs features and makes improvements based on user experience data.
• Completes unit testing to identify and fix programming errors.
• Uses common testing and software documentation tools.
• Writes software documentation guides.
• Collaborates with other members of the software development team.

You should have

• Degree in Computer Science or relevant field
• Strong knowledge and understanding of JavaScript and TypeScript
• Knowledge of multiple frontend languages and frameworks including HTML, CSS, SCSS, JavaScript and React.
• Knowledge of backend languages and frameworks primarily Node.js
• Familiarity with SQL databases (e.g. PostgreSQL)
• Knowledge of Docker, and Kubernetes would be a plus.
• Leadership skills for guiding and mentoring teammates.
• Understanding of CI/CD Concepts
• Awareness of key concepts in DevOps and Agile principles

Perks

• Flexible working hours - employee tracking is never a thing
• A fun and close-knit agile team.
• Open office layout that promotes collaboration, conversation, and camaraderie – the result-oriented team.
• Recreational activities to keep you away from the screen and live, laugh, and enjoy with the team.

• Key Result Areas

1. End to end ownership in the consumer facing B2C tech team and deliver solutions to solve business problems.

1. Advanced Javascript, CSS, HTML 5, D/XHTML, XML, JSON, DOM Concepts

1. Must have worked on a SPA framework: ReactJS, Node JS, AngularJS or InfernoJS

1. Own the development methodology. Align with the executive team to improve the development process, prioritize projects and manage multiple work streams

1. Extensive Work with open-source technologies and built services architecture as this will prove to be an invaluable asset in building solutions.

1. Lead a team of Software Developers, Server Engineers and QA Engineers, establishing development practices and standards

1. Extensive skill on React JS, Node JS

1. Experience on various PHP frameworks like Cakephp, Laravel, CI etc would be plus

1. Work with scrum teams and product managers using agile methodologies to deliver high quality solutions on time
2. Jumping on a call with clients to understand the requirement and profile them the right solution, helping formulate an effective solution and turning it into a working application
3. Conducting website performance and unit tests
4. Heavy involvement in the requirements gathering, development and operational stages of new projects
5. Troubleshoot and debug related application defects with existing and new applications
6. Work collaboratively with the frontend team and other team members, train other members and get trained if required

About us: Nexopay helps transforming digital payments and enabling instant financing for parents, across schools and colleges world-wide.

Requirements:

• Strong algorithm and problem solving skills with passion to innovate.
• Good understanding of SDLC processes, practices and key tools.
• The candidate should have past or current experience in development and understands the development aspects thoroughly.
• Good exposure to working in Application performance, scalability and application security is preferred.
• Knowledge in web services (RESTful APIs), Software integrations is mandatory.
• Experience working with technologies like Java, Spring, Hibernate, JSPs, MySQL is mandatory.
• Inclination towards UI/UX and experience working in Angular is preferred.

Job Description

As a Software Engineer at Radixweb, you will build and maintain eCommerce websites. you will be responsible for liaising with the design team, setting up Magento 1x and 2x sites, building modules and customizing extensions, testing the performance of each site, and maintaining security and feature updates after the installation is complete.

Roles & Responsibilities

• Meeting with the design team to discuss the needs of the company.
• Building and configuring Magento 1x and 2x eCommerce websites.
• Coding of the Magento templates.
• Developing Magento modules in PHP using best practices.
• Designing themes and interfaces.
• Setting performance tasks and goals.
• Troubleshooting integration issues.
• Updating website features and security patches.

Eligibility

• 3 to 5 Years of working experience in Magento & PHP
• Ability to develop custom extensions.
• Working knowledge shopping cart development with shipping, and Payment Gateway Integration for E-commerce websites.
• Should have excellent database design and implementation skills.
• Ability to do customization in Magento 2.
• Strong understanding of Magento back-end and Magento Framework.
• Strong in responsive and adaptive web development procedures.
• Good understanding of front-end technologies, including HTML5, CSS3, JavaScript, jQuery.
• Knowledge of how to interact with Restful APIs and formats (JSON, XML).
• Knowledge of Bit bucket, specifically Git.
• Should have good knowledge of semantics and code optimization techniques

Company Introduction

Founded in 2000, Radixweb is a leading software development company serving over 2900 clients in 25 countries. Join us to work on challenging projects, standardized processes, and fun work culture.
In addition, have an exposure of our home-grown globally acclaimed PHP-based web to print solution- https://www.onprintshop.com/">https://www.onprintshop.com/ developed to simplify print order management from client order to shipping. Recognized as solution partners by reputed brands in the print industry and serving small to largest printers across the world.

• Opportunity to work on latest technologies
• Technology and team-based well-managed training & development process
• A strong and committed team of 450+ employee
• 70+ Employees working with us for 5+ Years
• 25+ employees working with us for 10+ Years
• Flexible shift timings with lucrative compensation
• Transparent Appraisal process
• Exclusive soft skill training by professional Trainers. 

We are looking for Technology Lead who possesses a passion for pushing technologies to the limits and will work with our team to help build Snapwiz's next-generation platform. If you are a person who loves to face technical challenges, innovates consistently and is never satisfied with status-quo then this is the role for you.

Job Location: IBC Knowledge Park, Dairy Circle, Bannerghatta Road, Bangalore

Role:

• Design and build advanced applications from scratch keeping scalability and performance in mind

• A good handle on both client and server architecture

• Should be a quick learner and willing to go the extra mile in delivering the projects.

• Should be able to work with juniors; help and guide them as needed.

• Work on bug fixing and improving application performance.

• Comfortable in owning large scale products and continuously re-evaluating and innovating.

• A practical risk-taker, innovator and always curious.

Requirements:

• BE/ME/BTech/MTech degree in Computer Science, Engineering or a related subject

• 4 to 10 years overall experience

• Strong knowledge of Agile development (Scrum)

• Proven working experience in server-side technologies like Java, Hibernate, Spring.

• Strong knowledge of any database technology like MySql and MongoDB

• Awareness of client-side technologies like JS and Jquery.

• Knowledge of algorithm and database queries

• Knowledge of the general tech landscape, architectures, trends, and emerging technologies.

Snapwiz was founded in 2010 by entrepreneurs who wanted to improve education and accelerate learning using technology and data analytics. Today Snapwiz platforms create personalized learning paths and build mastery of key skills and concepts. From kindergarten to college and beyond, our products help engage students and empower educators.

Snapwiz offers three platforms for different markets:

-Edulastic: personalized formative assessments for K-12 students, teachers, and school districts.
- Learning Spaces: digital courseware platform for higher education publishers including interactive textbooks, course communication, and adaptive practice and assessments.
- Glider: assessment and career development app that effectively matches technical professionals with jobs based on skills and competency.

More than 400,000 educators and 10 million students use our education platforms, and Glider helps top companies like Facebook, AT&T and Nutanix recruit and hire proven technical talent

https://snapwiz.com/" target="_blank">https://snapwiz.com/