Java Fullstack Developer

Job Title : Full Stack Developer (Python + React.js)

Location : Gurgaon (Work From Office, 6 days a week)

Experience : 3+ Years

Job Overview :

We are looking for a skilled Full Stack Developer proficient in Python (Django) and React.js to develop scalable web applications. The ideal candidate must have experience in backend and frontend development, database management, and cloud technologies.

Mandatory Skills :

✅ Python, Django (Backend Development)

✅ PostgreSQL (Database Management)

✅ AWS (Cloud Services)

✅ RabbitMQ, Redis, Kafka, Celery (Messaging & Asynchronous Processing)

✅ React.js (Frontend Development)

Key Requirements :

• 3+ Years of experience in Full Stack Development.
• Strong expertise in RESTful APIs & Microservices.
• Experience with CI/CD, Git, and Agile methodologies.
• Strong problem-solving and communication skills.

Forbes Advisor is a new initiative for consumers under the Forbes Marketplace umbrella that provides journalist- and expert-written insights, news and reviews on all things personal finance, health, business, and everyday life decisions. We do this by providing consumers with the knowledge and research they need to make informed decisions they can feel confident in, so they can get back to doing the things they care about most.

If you're looking for challenges and opportunities similar to those of a startup, with the benefits of a seasoned and successful company, then read on:

Job Overview:

We are seeking a highly skilled MERN Fullstack Senior Engineer to join our dynamic team. This role demands extensive experience in both frontend and backend development, along with a strong grasp of cloud technologies and database management. You will work closely with the Engineering team, Product team, and other stakeholders to design and implement scalable, secure, and high-performance solutions. As a technical leader, you will ensure adherence to best practices, provide mentorship, and drive cross-functional collaboration.

Responsibilities:

• Collaborate with the Engineering Group and Product team to understand requirements and design comprehensive solutions.
• Optimize applications for maximum speed, scalability, and security.
• Implement security and data protection measures.
• Build high-quality, reusable code for both frontend and backend applications.
• Document and communicate application design, topologies, and architecture clearly to peers and the business.
• Work closely with User Experience, Product Management, Engineering, and Marketing teams to create outstanding web experiences.
• Partner with Engineering and other teams to develop new frameworks, feature sets, and functionalities.
• Lead and coach team members, promoting thought leadership and project excellence.
• Provide technical leadership, ensuring adherence to best software engineering practices, such as TDD, continuous integration, delivery, and deployment.

Must have experience requirements:

Education and experience:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
• Minimum of 7+ years of professional experience in full-stack development.

Technical Requirements:

• Proficiency in JavaScript, including ES6 and beyond, asynchronous programming, closures, and prototypal inheritance.
• Expertise in modern front-end frameworks/libraries (React, Vue.js).
• Strong understanding of HTML5, CSS3, and pre-processing platforms like SASS or LESS.
• Experience with responsive and adaptive design principles.
• Knowledge of front-end build tools like Webpack, Babel, and npm/yarn.
• Proficiency in Node.js and frameworks like Express.js, Koa, or NestJS.
• Experience with RESTful API design and development.
• Experience with Serverless.(Lambda, CloudFunctions)
• Experience with GraphQL.
• Experience with SQL databases (e.g., MySQL, PostgreSQL) and NoSQL databases (e.g., MongoDB, Redis).
• Experience with caching & search frameworks. (Redis, ElasticSearch)
• Proficiency in database schema design and optimization.
• Experience with containerization tools (Docker, Kubernetes).
• Experience with CI/CD pipelines (Jenkins, GitHub Actions, GitLab CI).
• Knowledge of cloud platforms (AWS, Azure, Google Cloud).
• Proficiency in testing frameworks and libraries (Jest, vitest, Cypress, Storybook).
• Strong debugging skills using tools like Chrome DevTools, Node.js debugger.
• Expertise in using Git and platforms like GitHub, GitLab, or Bitbucket.
• Understanding of web security best practices (OWASP).
• Experience with authentication and authorization mechanisms (OAuth, JWT).
• System Security, Scalability, System Performance experience

Leadership & Team:

• Proven track record of delivering complex projects successfully.
• Ability to conduct code reviews and provide constructive feedback.
• Experience in agile methodologies (Scrum, Kanban).
• Ability to manage project timelines and deliverables effectively.
• Excellent verbal and written communication skills.
• Ability to explain technical concepts to non-technical stakeholders.
• Strong analytical and problem-solving skills.
• Ability to troubleshoot and resolve complex technical issues.
• Experience in working with cross-functional teams (designers, product managers, QA).
• Ability to quickly learn and adapt to new technologies and frameworks.

Perks:

• Day off on the 3rd Friday of every month (one long weekend each month)
• Monthly Wellness Reimbursement Program to promote health well-being
• Monthly Office Commutation Reimbursement Program
• Paid paternity and maternity leaves

• Architect and Develop: Design, implement, and maintain high-performance backend services using Java/Golang and intuitive frontend interfaces using React.
• Technical Leadership: Provide technical guidance and mentorship to junior developers, promoting best practices and fostering a collaborative environment.
• Code Quality: Write clean, efficient, and well-documented code following industry best practices and coding standards.
• Collaboration: Work with backend developers, frontend developers, product managers, and other stakeholders to gather requirements and deliver robust solutions.
• Performance Optimization: Identify and address performance bottlenecks and scalability issues.
• Debugging and Troubleshooting: Diagnose and resolve complex issues in both backend and frontend components.
• Testing: Implement comprehensive testing strategies, including unit tests, integration tests, and end-to-end tests.
• Continuous Learning: Stay current with the latest industry trends, technologies, and best practices in full stack development.

Founding Engineer - LITMAS

About LITMAS

LITMAS is revolutionizing litigation with the first AI-powered platform built specifically for elite litigators. We're transforming how attorneys research, strategize, draft, and win cases by combining comprehensive case repositories with cutting-edge AI validation and workflow automation. We are a team incubated by experienced litigators, building the future of legal technology.

The Opportunity

We're seeking a Founding Engineer to join our core team and shape the technical foundation of LITMAS. This is a rare opportunity to build a category-defining product from the ground up, working directly with the founders to create technology that will transform the US litigation market.

As a founding engineer, you'll have significant ownership over our technical architecture, product decisions, and company culture. Your code will directly impact how thousands of attorneys practice law.

What You'll Do

• Architect and build core platform features using Python, Node.js, Next.js, React, and MongoDB
• Design and implement production-grade LLM systems with advanced tool usage, RAG pipelines, and agent architectures
• Build AI workflows that combine multiple tools for legal research, validation, and document analysis
• Create scalable RAG infrastructure to handle thousands of legal documents with high accuracy
• Implement AI tool chains to provide agents tool inputs
• Design intuitive interfaces that make complex legal workflows simple and powerful
• Own end-to-end features from conception through deployment and iteration
• Establish engineering best practices for AI systems including evaluation, monitoring, and safety
• Collaborate directly with founders on product strategy and technical roadmap

The Ideal Candidate

You're not just an AI engineer, you're someone who understands how to build reliable, production-grade AI systems that users can trust. You've wrestled with RAG accuracy, tool reliability, and LLM hallucinations in production. You know the difference between a demo and a system that handles real-world complexity. You're excited about applying AI to transform how legal professional’s work.

What We're Looking For

Must-Haves

• Deployed production-grade LLM applications with demonstrable experience in:
• Tool usage and function calling
• RAG (Retrieval-Augmented Generation) implementation at scale
• Agent architectures and multi-step reasoning
• Prompt engineering and optimization
• Knowledge of multiple LLM providers (OpenAI, Anthropic, Cohere, open-source models)
• Background in building AI evaluation and monitoring systems
• Experience with document processing and OCR technologies
• 3+ years of production experience with Node.js, Python, Next.js, and React
• Strong MongoDB expertise including schema design and optimization
• Experience with vector databases (Pinecone, Weaviate, Qdrant, or similar)
• Full-stack mindset with ability to own features from database to UI
• Track record of shipping complex web applications at scale
• Deep understanding of LLM limitations, hallucination prevention, and validation techniques

Tech Stack

• Backend: Node.js, Express, MongoDB
• Frontend: Next.js, React, TypeScript, Modern CSS
• AI/ML: LangChain/LlamaIndex, OpenAI/Anthropic APIs, vector databases, custom AI tools
• Additional: Document processing, search infrastructure, real-time collaboration

What We Offer

• Significant equity stake true ownership in the company you're building
• Competitive compensation commensurate with experience
• Direct impact your decisions shape the product and company
• Learning opportunity work with cutting-edge AI and legal technology
• Flexible work remote-first with a global team
• AI resources access to latest models and compute resources

Interview Process

One more thing: Our process includes deep technical interviews and fit conversations. As part of the evaluation, there will be an extensive take-home test that should expect to take at least 4-5 hours depending on your skill level. This allows us to see how you approach real problems similar to what you'll encounter at LITMAS.

We are looking for a Full Stack Engineer for a client of ours, that is headquartered in USA and is operating in the field of health tech space, offering an innovative solution for dominate health issues. The company is well funded and backed by investors like Sequoia Capital.

They are looking for people who are interested to join their company and help them make an impact on their product development and growth.

In this role you will be part of the Product Engineering Team, and will be responsible for working with cross functional teams.

Experience Required

5+ years experience, having worked on both frontend and backend development - hands on development experience from front end, middle tier and back end.

3+ years of experience building Restful web service using node.js

3+ years of experience for writing batch/cron jobs using Python and shell scripting

3+ years of experience in web application development using javascript and ReactJs

Have understanding of javascript, Typescript, HTML, CSS, JSON, Rest based applications

Experience in database techs - mongodb, mysql, redis, elastic search

Experience of building applications deployed on the cloud using AWS, Docker and kubernetes

Good to have : - understanding of code versioning tools like Git

Experience or understanding of JS based build tools like Grunt, Gulp, Bower, Webpack and NPM

Good communication, willingness to work in a diverse team, and a fast paced environment would be a requirement to be successful in this role.

Education Experience

Degree in Computer science would be preferred / equivalent professional experience in product companies.

Critical Primary Responsibilities:

• Work with business analysts/product managers to estimate and design effective, scalable and maintainable solutions that meet business initiatives and objectives
• Develop and design software/platform that meets business requirements and technical design
• Troubleshoot pre- and post-production implementations and Handle the team
• You will provide back-end functionality that can run smoothly from any device or browser type
• Propose new ideas when there is strong business value and stay up to date on the latest technology trends and techniques.

Critical Skills & Experiences:

• At least 9+ years of experience developing in Java technologies with equivalent experience in systems analysis, OO design, OO programming and debugging skills
• Deep Understanding of Web UI, HTML5, CSS, JavaScript, AJAX, jQuery
• Integration with 3^rd party API’s.
• ReactJS – Must (min 7 years exp ) with nodejs.
• At least 9 years of experience in Java Spring Boot Framework development
• 7 years of experience in any Cloud platform, preferably AWS.
• At least 7 years of web services and relational database experience (preferably Mysql)
• At least a year of Elastic search experience
• Experience developing RESTful web services (preferably micro services)
• Experience with UNIX/Linux command line and shell scripting
• Experience working in cross-functional Agile/Scrum teams
• Any level of experience with JIRA or any other issue tracking technology
• Experience with Java application profiling and profiling tools
• Bachelor’s degree or the above equivalent skills and years of experience
• Should be able to manage end-to-end single handedly with prior experience
• Full stack developer overall with at least 9yrs experience.

Built a collaboration platform - messaging, voice, video - to be used in mobile apps, web etc. 

● Good understanding of Docker and Kubernetes deployments

Must skills:

Hands- on in the following:

• Java 8/J2EE
• Spring boot
• Gradle/Maven
• REST API
• ORM- hibernate/ JPA
• Unit Testing and Integration Testing- Junit/ TestNG

Good to have:

Hands-on in the following:

• CI/CD pipeline deployment
• Messaging- ActiveMQ/RabbitMQ/MQ
• DB2
• Kafka
• NoSQL framework exposure