MERN Stack Lead Engineer

Technical Lead

The ideal candidate should possess the following qualifications:

• Education: Bachelor's degree in Computer Science, Software Engineering, or a related field.
• Experience: 9+ years in software development with a proven track record of delivering scalable applications.
• Leadership Skills: 4+ years of experience in a technical leadership role, demonstrating strong mentoring abilities.
• Technical Lead must Lead and mentor a team of software developers and validation engineers.
• Technical Skills: Technical Lead must have Proficiency in programming languages such as C#, React js, SQL, MySQL, Javascript, Web API are required .NET, or Python, along with frameworks and tools used in software development.
• Technical Lead must have General working knowledge of Selenium to support current business automation tools and future automation requirements.
• General working knowledge of PHP desired to support current legacy applications which are on the roadmap for future modernization.
• Technical Lead must have Strong understanding of software development lifecycle (SDLC).
• Experience with agile methodologies (Scrum/Kanban or similar).
• Knowledge of version control systems (Git or similar).
• Development Methodologies: Experience with Agile development methodologies and experience with CI/CD pipelines.
• Problem-Solving Skills: Strong analytical and problem-solving abilities that enable the identification of complex technical issues.
• Collaboration: Excellent communication and collaboration skills, with the ability to work effectively within a team environment.
• Innovation: A passion for technology and innovation, with a keen interest in exploring new technologies to find the best solutions.

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.

Responsibilities:

• Develop, test, and maintain web applications using the CodeIgniter framework.

• Write clean, efficient, and well-documented code.

• Troubleshoot and debug issues that arise during development or in existing applications.

• Collaborate with team members to identify and resolve problems.

• Participate in code review sessions to ensure that code meets quality standards.

• Stay up-to-date with the latest trends and technologies in web development.

Preferred Qualifications/ Skills

• Bachelor's or Master's degree in Computer Science or a related field.

• Minimum 1 years of experience in PHP development.

• Strong knowledge of the CodeIgniter framework.

• Proficient in HTML, CSS, JavaScript, and jQuery.

• Familiarity with Git, GitHub, PHPUnit, and Composer.

• Experience working in an Agile development environment using Scrum/Kanban.

• Familiarity with databases such as MySQL, PostgreSQL, and MongoDB.

• Good understanding of web standards and protocols.

• Strong problem-solving and analytical skills.

• Ability to work independently and as part of a team.

• Excellent communication and interpersonal skills.

• Experience in React.Js is also a must

• Experience with JavaScript and ReactJs framework.
• Experience with NodeJs, Firebase and Firestore Functions.
• Candidates should have the ability to pick up new technologies quickly
• Knowledge of code versioning tools (such as Git, Mercurial, or SVN)

1. Creating and converting high-fidelity designs into code.
2. Assist with creating cross-platform UI Web components
3. Build responsive applications using front-end frameworks
4. Create Backend services for the UI and test with edge cases.
5. Test components using new technologies

1. Apply for your CV and past work to be reviewed.
2. Receive a telephonic interview or assessment upon filling the final step form.
3. Receive offer letter if selected.

Skills:

Full Stack Developer

Developed Gaming Application

Developed 3D Gaming Application

Basic knowledge of C, C++, MySQL, Mongo db

What you need to have:

We are looking for a full stack developer having expertise in web development, with experience in React, NodeJS, Postgres. Should also have experience with API development & integration.

Key responsibilities:

- Develop back-end components that are scalable and reusable which aligns

with the existing architecture.

- Integrate user-facing elements developed by front-end developers with server-

side logic.

- Design, build, test, and document code

- Coordinate with internal teams to understand user requirements and provide

technical solutions.

- Make architecture decisions that contribute to maintainable systems.

Skill(s) required:

- HTML , JavaScript , CSS , NodeJs, ReactJs, Redux, Redux Saga, Postgres, SQL,

Git

- Computer science graduates would be preferred

- Familiarity with front-end technologies (like JavaScript, HTML, Bootstrap, CSS,

and React.js)

- Basic understanding of tech stacks - Postgres & Git

- Ability to work independently is a must.

- To add new features according to the requirements, to work on regular updates

as per the latest technological advancements.

- A solid understanding of how web applications work including security, session

management

You will be responsible for:

- Architecting and building these applications, as well as coordinating with the

teams responsible for other layers of the product infrastructure.

- Building pixel-perfect, smooth UIs across both mobile platforms.

- Maintaining code and writing automated tests to ensure the product is of the

highest quality.

- Diagnosing and fixing bugs and performance bottlenecks for performance that

feels native.

Role: Full Stack Web Developer (full time, remote)

Job description:
Ycenter is looking for a Full Stack Developer to join its Digital Innovations and product development team. This is a fully remote, full time position. You will be employed under the Ycenter India office.

We’re looking for a dynamic coder and problem-solver to work with our Digital Innovations team and help build web products that solve complex global problems for our clients. Preferably a Full Stack Developer / Software Engineer with 2-4 years of experience in building & maintaining web applications, not afraid of taking on new challenges in a fast paced startup environment, able to take leadership decisions independently (read: without a boss) and an obsession for effective & timely communication.

Why you should work with us:

1. If you’ve ever felt that technology should be used for social good, or wanted to create measurable impact through your work, this is the opportunity
2. Be a part of a global team of engineers, entrepreneurs, researchers, designers, and a bot to tackle complex business & social problems for our clients. Past clients include Abbott Global Healthcare, US Department of Commerce, GODAN (Global Open Data For Agriculture & Nutrition), Microsoft and United Nations.
3. Work directly with Ycenter’s leadership team and grab optional opportunities to learn Design Thinking, Leadership and Entrepreneurship (read: what makes a startup successful. We will tell you from experience)
4. Work on end-to-end projects that add real value to your portfolio.
5. We care about you as a person and the work you do, more than spreadsheets and corporate KPIs. In fact if you love spreadsheets, this role is not for you.
6. We are obsessed about pop culture, good movies, TV shows, books and music. We will probably judge you by your Netflix Watch History more than your CV.

Responsibilities:

1. Build end-to-end web applications and test for performance based on predefined scope.
2. Work with Ycenter's leadership team to integrate business requirements with technical architecture and understand the product development roadmap.
3. Analyze & optimize user metrics, system performance and database security.
4. Work with Ycenter’s leadership team to conduct user research and design UX/UI.
5. Optimize search engine performance.
6. Maintain third-party API integrations & help automate client business processes. 

Skills & technologies: 

• Should be proficient in at least one object oriented programming language: C++ / Java / Python / JavaScript
• Skilled at and experienced in web application development with the following full-stack competency:

1. Preferred stack: MERN (MongoDB, ExpressJS, React, NodeJS)
   Alternate stack: LAMP with Laravel framework
2. Should be familiar with building Progressive Web Applications using custom service workers for offline functionality
3. Experience with offline storage, threading, and performance tuning 
4. Proficient in frontend development using HTML5, CSS3, JavaScript, JQuery, JSON
5. Knowledge of Javascript-based data visualization & graph libraries
6. Knowledge of and experience in server-side scripting and process automation
7. Knowledge of and experience in MySQL database operations & optimization.
8. Knowledge of and experience in building & handling REST APIs
9. Knowledge of and experience in server environment setup & application deployment in either AWS or Microsoft Azure
10. Knowledge of building Python-based applications is a bonus but not a requirement

• Should have experience with UI/UX design
• Should be familiar with the Git version control system.
• Should be experienced in application testing (manual) and CI/CD workflow
• Should be comfortable working with DevOps processes using Agile methodology

What you’ll do - 

1. Design and implementation of the overall web architecture.
2. Design and deployment of database.
3. Ensuring the entire stack is designed and built for speed and scalability.
4. Design and construction of our REST API
5. Integrating our front-end UI with the constructed API
6. Design and implementation of continuous integration and deployment.
7. Work remotely with our global clients and teams across the US

What you should have - 

1. Should have 5+ years of experience expertise in developing applications using any of the frameworks and programming languages
2. 5-8 years’ experience Fluent in CSS (Foundation or Bootstrap), JavaScript and HTML, with an understanding of CSS, React.JS
3. Experience working with server technologies Node.js
4. Experience in API design and development.
5. Understanding of SQL / NoSQL databases MongoDB.
6. Strong knowledge of data structures, system design, and algorithms.
7. Great organizational and time-management skills.
8. Great interpersonal and communication skills.