Backend Fast API Engineer

Key Responsibilities

Develop and maintain scalable applications using MongoDB, MySQL/PostgreSQL, Node.js, Express.js, React.js, and TypeScript.

Design, develop, and optimize RESTful APIs and GraphQL services.

Lead and mentor a team of developers, ensuring best coding practices, performance, and security.

Collaborate with UI/UX designers, product managers, and DevOps teams to streamline development.

Contribute to AI-powered application development (if experienced in AI/ML).

Required Skills & Qualifications

✅ 2.5+ years of experience in MERN stack development.

✅ Expertise in React.js, TypeScript, Node.js, and Express.js.

✅ Strong database management skills with MongoDB, MySQL, or PostgreSQL.

✅ Proven experience in leading development teams and conducting code reviews.

✅ Excellent problem-solving and communication skills.

✅ Bonus: Experience in AI/ML-based applications is a plus.

Why Join Us?

🚀 Exciting Projects – Work on AI-driven and scalable web solutions.

🤝 Leadership Opportunity – Lead and mentor a talented team of developers.

💰 Competitive Compensation – ₹50K - ₹60K per month.

🏡 Dynamic Work Environment – Collaborative, innovation-driven workplace.

Location: Mumbai or Remote

Duration: 3 to 6 months

About the Role

Websites.co.in is looking for a Full Stack Developer Intern to support our engineering team across backend and frontend development. You will work on real product features and fixes across our website builder platform used by small businesses globally. This role is designed for learners who want practical full stack exposure.

You will mainly assist, build small modules, fix bugs, and improve existing features under guidance.

What You Will Do

• Assist in building and updating features using basic PHP and Laravel
• Work on simple database queries and data handling
• Help create and modify REST API endpoints
• Build and improve basic responsive UI using HTML, CSS, and JavaScript
• Connect frontend pages with backend APIs using AJAX and JSON
• Fix minor bugs across frontend and backend code
• Support simple third party API integrations
• Use Git for basic version control tasks
• Learn and work with existing codebase and modules

Required Skills

• Basic knowledge of PHP and any MVC framework preferred
• Basic understanding of Laravel concepts is a plus
• Basic knowledge of HTML, CSS, and JavaScript
• Basic understanding of databases like MySQL
• Familiar with REST API basics
• Exposure to Git
• Has done at least one academic or personal web project
• Willingness to learn and take feedback

Perks

• Real product development exposure
• Mentored learning environment
• Fast skill growth
• PPO opportunity based on performance

🚀 We’re Hiring – Full-Stack Developer (Remote, 5+ years, Full-time) 🌐

Are you passionate about building scalable and secure web applications?

Join our team as a Full-Stack Developer with expertise in Angular (front-end) and NestJS with TypeScript (back-end).

🔹 What You’ll Work On

1. Designing & developing front-end and back-end solutions.

2. Managing PostgreSQL & MongoDB databases.

3. Building RESTful & GraphQL APIs

Ensuring speed, scalability & security across applications.

4. Collaborating in Agile teams & code reviews.

🔹 What We’re Looking For

✅ 5+ years of experience in full-stack development

✅ Strong in Angular, TypeScript, NestJS

✅ Database expertise: PostgreSQL & MongoDB

✅ Familiarity with Docker, Kubernetes & deployments

✅ Strong problem-solving & collaboration skills

📍 Location: Remote

🕒 Employment: Full-time

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.

Description:

Looking for experienced Software Developer with a strong background in SaaS product development. This role is crucial in driving the design and development of a modern accounting software for India.

The role gives you a unique chance to work on cutting-edge technology in an exciting, high-growth early stage startup that has a vision to revolutionize the way accounting is approached in India.

Key Responsibilities:

• Lead the development of end-to-end solutions that meet market needs.
• Architect, build, and maintain scalable, high-quality software.
• Write clean, efficient, and reusable code in multiple languages, such as Python and Node.js.
• Collaborate with cross-functional teams to bring products to life.
• Test, debug, and refine software based on feedback from users and analytics.
• Proactively research and evaluate new technologies and libraries that can enhance product features or improve development workflows.
• Create technical documentation for software systems.

Qualifications:

• A portfolio showcasing your contributions to projects or products that are currently in use by real people.
• Experience leading teams, particularly those recognized in hackathons or similar competitions.
• A “hacker hobbyist” attitude – enthusiasm for tackling diverse technical challenges.
• Proficiency in multiple programming languages, including Python and Node.js.
• Demonstrated ability to think independently about which tools, libraries, or frameworks to test and implement.
• A comprehensive understanding of the software development lifecycle.
• Excellent problem-solving skills and the ability to work with minimal supervision.
• Strong communication skills and the ability to work collaboratively in a team environment.

What We Offer:

• Competitive salary and equity package. As an early member of the team, you’ll be getting in on the ground floor where the equity portion of your compensation has significant upside.
• The opportunity to be a part of building something truly impactful and to shape the direction of a product with global potential.
• A flexible, dynamic work environment where your contributions are valued and celebrated.
• Professional and personal growth opportunities alongside a passionate and supportive team.

CTC: 25-40LPA based on experience

• Design, architect, and build high-quality scalable systems
• Review system design and architecture, code, and test plans
• Handle technical questions and escalations from clients
• Own projects end-to-end, including gathering requirements, solutioning and designing architecture, developing, testing, deploying, and maintaining systems
• Interact and collaborate with our high-quality technical team across India and the US

• Must have 3+ years of hands-on experience in web development using core PHP,Wordpress, CodeIgniter etc
• Must have hands-on experience in front-end using JavaScript (ES6+), HTML, CSS etc.
• Must have experience with design patters such as RESTful, AJAX, and jQuery
• Experience in building responsive web pages
• Proficient understanding of code versioning tools, such as Git
• Should have working knowledge of MySQL database system
• Should have basic programming skills using object-oriented programming (OOP) languages with in-depth knowledge of common APIs and data structures

• Write well designed, testable, efficient quality code.
• Ensure designs are in compliance with specifications.
• Developing and implementing strong algorithms/techniques for solving problems in a
• Frameworks are good, but you should be able to function without them.
• Test and deploy applications and systems.
• Revise, update, refactor, debug code and improve existing software.