Fullstack Java Engineer(Banking)

• Looking for candidate who is enthusiastic to work in a Startup environment and build things from Scratch individually
• Candidate has past experience in scalable consumer facing applications managing latency and traffic
• FullStack Individual Contributor with experience to code at speed and take full product ownership

Experience: minimum 8 YRS

Location: Vile parle (E), Mumbai

Skill Set: 8 years plus as a full stack Java/JavaScript Developer

Micro Services, Distributed Systems

Cloud Services: AWS:(EC2,S3,Lambda,Load Balancing,Serverless),Kubernates

Programming Backend: Node.js,Mongodb,Java Spring,PostGreSQL

Programming FrontEnd: ,Angular/React

Queuing: Kafka

Methodologies: Agile Scrum

Responsibilities:

End to end coding ; from software architecture to managing scaling,of high throughput(100000)RPS high volume transactions.

DIscuss business requirements and timelines with management and create a task plan for junior members.

Manage the day to day activities of all team members and report

their work progress

Mentoring the team on best coding practices and making sure modules are Live

on time.

Management of security vulnerabilities.

Be a full individual contributor which means can work in a team as well as alone.

Attitude:

Passion for tech innovation and solve problems

GoGetter Attitude

Extremely humble and polite

Experience in Product companies and Managing small teams is a plus

Location: Hybrid/ Remote

Openings: 2

Experience: 5+ Years

Qualification: Bachelor’s or Master’s in Computer Science or related field

Job Responsibilities

Problem Solving & Optimization:

• Analyze and resolve complex technical and application issues.
• Optimize application performance, scalability, and reliability.

Design & Develop:

• Build, test, and deploy scalable full-stack applications with high performance and security.
• Develop clean, reusable, and maintainable code for both frontend and backend.

AI Integration (Preferred):

• Collaborate with the team to integrate AI/ML models into applications where applicable.
• Explore Generative AI, NLP, or machine learning solutions that enhance product capabilities.

Technical Leadership & Mentorship:

• Provide guidance, mentorship, and code reviews for junior developers.
• Foster a culture of technical excellence and knowledge sharing.

Agile & Delivery Management:

• Participate in Agile ceremonies (sprint planning, stand-ups, retrospectives).
• Define and scope backlog items, track progress, and ensure timely delivery.

Collaboration:

• Work closely with cross-functional teams (product managers, designers, QA) to deliver high-quality solutions.
• Coordinate with geographically distributed teams.

Quality Assurance & Security:

• Conduct peer reviews of designs and code to ensure best practices.
• Implement security measures and ensure compliance with industry standards.

Innovation & Continuous Improvement:

• Identify areas for improvement in the software development lifecycle.
• Stay updated with the latest tech trends, especially in AI and cloud technologies, and recommend new tools or frameworks.

Required Skills

• Strong proficiency in JavaScript, HTML5, CSS3
• Hands-on expertise with frontend frameworks like React, Angular, or Vue.js
• Backend development experience with Java, Spring Boot (Node.js is a plus)
• Knowledge of REST APIs, microservices, and scalable architectures
• Familiarity with cloud platforms (AWS, Azure, or GCP)
• Experience with Agile/Scrum methodologies and JIRA for project tracking
• Proficiency in Git and version control best practices
• Strong debugging, performance optimization, and problem-solving skills
• Ability to analyze customer requirements and translate them into technical specifications

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

As a Full Stack Developer; you should be comfortable around both front-end and back-end coding languages, development frameworks, and third-party libraries. You should also be a team player with a knack for visual design and utility.

Responsibilities:

• Work with development teams and product managers to ideate software solutions.
• Design client-side and server-side architecture.
• Build the front end of applications through appealing visual design.
• Develop and manage well-functioning databases and applications.
• Write effective APIs.
• Test software to ensure responsiveness and efficiency.
• Troubleshoot, debug, and upgrade software.
• Create security and data protection settings.
• Build features and applications with a mobile responsive design.
• Write technical documentation.

Requirements:

• Backend: Spring (JAVA), Spring Boot, Laravel (PHP), MySQL, NoSQL, NGINXPlus.
• Frontend: Angular 5+ Ngrx/store5
• Infrastructure: Google cloud platform (App Engine, CloudSQL, BigQuery, PubSub, Firebase Hosting), Pusher.io (WebSockets), Filestack, Postmark app, 4 Tools: Postman app, JIRA.
• Rest APIs, Microservices, Agile, Oauth, Message Queue, Git.
• 6 years proven experience as a Full Stack Developer or similar role.
• Experience working with service-oriented architectures and web-based solutions.
• Familiarity with common stacks.
• Knowledge of multiple front-end languages and libraries (e. g. HTML/ CSS, JavaScript, XML, jQuery).
• Knowledge of multiple back-end languages (e. g. C#, Java, Python) and JavaScript frameworks (e. g. Angular, React, Node.js ).
• Familiarity with databases (e. g. MySQL, MongoDB), web servers (e. g. Apache) and UI/UX design.
• Experience working on Agile processes (Scrum, Kanban).
• Experience working on the AWS technologies.
• Excellent communication and teamwork skills.
• Great attention to detail.
• Organizational skills.
• An analytical mind.
• Degree in B. tech/BE.

Required Skills:

• .NET Core 
• C#
• Web API
• Aware of Microservice concepts
• MongoDB 
• Excellent communication
  
  

Docker, Kubernetes, and Linux knowledge is desirable. Having worked in a product development environment is desirable. Having worked in the finance and banking domain is desirable.

Position Summary

The Java Software Developer designs and develops computer applications using the Java programming language. Managing small-to-large scale projects, with respect to business impact, throughout the development life cycle. In this role, you can expect to leverage your 5+ years of Java engineering skills and knowledge to develop, test, and release features assigned to you and the Software Development team. You will be challenged daily to solve problems, expand your knowledge of the existing platform, and the technologies that can be used to continuously improve it.

Essential Functions

• Owns assigned projects throughout the development life cycle, from design through quality testing. Develops high quality code that delivers desired functionality using the technology selected for the project.
• Utilizes techniques including pair programming to ensure code quality. Additionally, maintains code quality through best practices, unit testing, and code quality automation.
• Supports continuous integration process.
• Collaborates closely with team members to determine best practices and client requirements for software.
• Develops intuitive software that meets and exceeds the needs of the company.
• Professionally maintains all software and provides regular updates that address client and/or company concerns.
• Analyzes and tests programs and products before formal launch. Addresses and troubleshoots coding problems quickly and efficiently to ensure a productive workplace.
• Ensures software security by developing programs to actively monitor the sharing of private information.
• Actively seeks ways to improve business software processes and interactions.
• When needed, provides valuable coaching and training for team members to ensure all employees are confident in the use of software applications.
• Regularly modifies software to fix errors, adapt to new hardware, improve overall performance, and/or upgrade interfaces.
• Directs system testing and validation procedures. Provides software programming and documentation development.
• Provides project proposals and project status updates to clients and departments, as needed. Prepares recommendations and project plans for the installation of new systems or modifications of an existing system.
• Works closely with clients and departments to resolve technical issues - including (but not limited to) software system design and maintenance.
• Regularly participates in an agile delivery process by helping size stories. Owns, researches, and recommends new solutions.

Skills and Abilities

• Excellent problem-solving skills and technical aptitude to solve complex issues.
• Proven ability to manage multiple high-priority projects.
• Excellent communication skills, both written and verbal.
• Ability to quickly adapt to a changing environment.
• Skilled in object-oriented (OO) design and design pattern.
• Skilled with Java 8 features, such as lambdas and streams.
• Demonstrated knowledge of API design standards, patterns, and best practices (especially Swagger and OpenAPI 3.0, REST, SOAP, MQ, JSON, Microservices etc.).
• Expert understanding of Spring Framework, Spring MVC REST, ORM/Hibernate and JDBC. As well as Hibernate/JPA and Object-relational mapping, including performance considerations.
• Experienced with RDBM systems: MYSQL Server, Oracle.
• Strong understanding of relational databases and writing SQL queries.
• Familiarity with the following front-end technologies: HTML, Javascript, CSS, Angular, Git, SQL, Maven

Experience

• Experience as a Java Developer, Java Engineer, or similar role required (i.e., Spring Framework / Spring boot and J2EE development required).
• Experience designing and developing REST API / web applications.
• Experience working with Agile methodologies (Scrum) and cross-functional teams (Product Owners, Scrum Masters, Developers, Designers, Business Analysts) a major plus.
• Advanced knowledge and experience in Cloud/SAAS integration, a plus.

Education

• Bachelor’s degree in computer science or a related field of study or equivalent level of education and experience.

Job responsibility:

• Hire and mentor a team of high-calibre front-end and Backend engineers
• Design and develop new user-facing full-stack applications.
• Building reusable components and front-end, backend libraries for future use
• Optimizing pages for maximum performance across a vast array of web-capable devices and browsers
• Optimize Backend to high scale.

Skills and Experiences:

• 6+ years of experience in software development with minimum 1 year as a tech lead.
• Experience in NodeJS, ReactJS, PostgreSQL, Redis, AWS.
• Deep understanding of at least one of React JS / Vue JS and its core principles
• Deep understanding of NodeJS.
• Experience with common front-end development tools such as babel, webpack, npm
• Familiarity with at least one code versioning tools such as Git, SVN etc.
• Good understanding of quality JavaScript code (Object oriented and commonly used design patterns)
• Capable of debugging complex issues in JavaScript
• Experience in building complex single page applications with front end and backend.
• Experience with production full stack environment debugging and DevOps experience.
• Familiarity with RESTful APIs
• Hands on coding experience.

Good to have:

• Advanced knowledge of HTML5, CSS3 and responsive web development.
• Experience with writing unit test cases with JS frameworks.
• Experience with high scalable applications.

This is a remote working position with preference to applicants who can start immideatly.

Mandate Strengths

1. Handsome experience in React and Typescript
2. Full Stack development
3. Passion towards Code Review
4. Strong fundamentals in data structures, algorithms, web technologies, and design patterns
5. Calm under pressure
6. Hungry to improve

Required Skills and Stack

• Expertise in Java / Typescript / ES6+
• Extensive experience with one of the following - Node.js / Spring / Serverless or Enterprise Java-based server technology
• Experience with React 16+
• Version Control - Git
• Excellent verbal and written communication skills
• Contributing to technical and implementation discussions
• Attention to detail and ability to maintain comprehensive documentation
• Ability to meet deadlines consistently and communicate status effectively.

• We indulge in all things that would excite you!!
• Work on large-scale, custom distributed software systems using Java, Scala, Node
• MongoDB, JavaScript (AngularJS, ReactJS), and the likes
• We work almost exclusively on customer site providing a mix of delivery and consulting
• services, so you'll be flexible about travel
• Employ Agile development including task estimation, test automation, deployment automation
• and Continuous Integration to improve overall execution speed and product quality
• Work in a dynamic, collaborative, transparent, non-hierarchical, and ego-free culture where
• your talent is valued over a designation or title
• Spread the word about best practices in software development inside and outside Equal Experts community like Expert Talks

• Hands-on development and delivery experience with HTML5, CSS3, JavaScript, bootstrap,
• Hands-on experience in ReactJS & related tech stack
• A strong Javascript foundation and clear understanding of Javascript classes, prototype-based inheritance, modules, etc.
• Ability to convert the UI designs into fully functional interactive prototypes.
• Experience in PSD to Html Conversion with Responsive design
• Knowledge in developing UI software interacting/interfacing with Browsers
• Good understanding of Agile methodologies
• Awareness of current trends and best practices in the front-end community.
• Passion for software engineering and craftsman-like coding prowess
• Great OO skills, including strong design patterns knowledge
• Experience working with Agile, TDD, Lean, and/or Continuous Delivery approaches and best practices, such as Extreme Programming (XP)
• Enthusiastic to work collaboratively with people and sharing your ideas to solve real business