MEAN Stack Developer

Job Title: AI Developer/Engineer

Location: Remote

Employment Type: Full-time

About the Organization 

We are a cutting-edge AI-powered startup that is revolutionizing data management and content generation. Our platform harnesses the power of generative AI and natural language processing to turn unstructured data into actionable insights, providing businesses with real-time, intelligent content and driving operational efficiency. As we scale, we are looking for an experienced lead architect to help design and build our next-generation AI-driven solutions.

About the Role

We are seeking an AI Developer to design, fine-tune, and deploy advanced Large Language Models (LLMs) and AI agents across healthcare and SMB workflows. You will work with cutting-edge technologies—OpenAI, Claude, LLaMA, Gemini, Grok—building robust pipelines and scalable solutions that directly impact real-world hospital use cases such as risk calculators, clinical protocol optimization, and intelligent decision support.

Key Responsibilities

• Build, fine-tune, and customize LLMs and AI agents for production-grade workflows
• Leverage Node.js for backend development and integration with various cloud services.
• Use AI tools and AI prompts to develop automated processes that enhance data management and client offerings
• Drive the evolution of deployment methodologies, ensuring that AI systems are continuously optimized, tested, and delivered in production-ready environments.
•  Stay up-to-date with emerging AI technologies, cloud platforms, and development methodologies to continually evolve the platform’s capabilities.
• Integrate and manage vector databases such as FAISS and Pinecone.
• Ensure scalability, performance, and compliance in all deployed AI systems.

Required Qualifications

• 2–3 years of hands-on experience in AI/ML development or full-stack AI integration.
• ​​Proven expertise in building Generative AI models and AI-powered applications, especially in a cloud environment.
• Strong experience with multi-cloud infrastructure and platforms,
• Proficiency with Node.js and modern backend frameworks for developing scalable solutions.
• In-depth understanding of AI prompts, natural language processing, and agent-based systems for enhancing decision-making processes.
• Familiarity with AI tools for model training, data processing, and real-time inference tasks.
• Experience working with hybrid cloud solutions, including private and public cloud integration for AI workloads.
• Strong problem-solving skills and a passion for innovation in AI and cloud technologies
• Agile delivery mythology knowledge.
• CI/CD pipeline deployment with JIRA and GitHub knowledge for code deployment
• Strong experience with LLMs, prompt engineering, and fine-tuning.
• Knowledge of vector databases (FAISS, Pinecone, Milvus, or similar).

Nice to Have

• Experience in healthcare AI, digital health, or clinical applications.
• Exposure to multi-agent AI frameworks.

What We Offer

• Flexible working hours. 
• Collaborative, innovation-driven work culture.
• Growth opportunities in a rapidly evolving AI-first environment.

Skillset

Angular, React/Redux (or Similar Technology)

Node.js

RESTfull API integration

Experience working with Docker and containerized applications

Experience working with Kubernetes or other container orchestration tools

Knowledge and understanding of working in AWS environments

Experience in full-stack development (with a passion)

RDBMS and Document Database

Experience with Agile/Scrum Development Methodology

Exposure to Continues Integration (CI/ CD) Devops, AWS

Version control systems like Git/ TFS

What can you expect?

You will be part of the founding team at LDU and will be responsible for the end-to-end technology of the company including:

- Work with the founders on cutting edge technologies, including AI/ML, blockchain, computer vision, etc. across the tech-stack.

- Formulate long-term technology & product strategy along with implementation roadmap, while envisioning the tech-stack

required to scale the business 100X

- Architecting and engineering solutions across the entire technology stack including front-end, back-end, infrastructure,

architecture, server-side engineering, UI, etc. in line with the company's strategy.

- Work on the D2C website and enhance the user experience while increasing the company's online presence.

- Provide help to everyone in the team and greatly reduce the time and technical costs of team communication, technology

docking.

- Plan and collaborate with the other teams including marketing/ growth, customer success/ sales, design, operations, etc. to

implement new product features, growth hacks/ initiatives identified through user interviews/ insights, etc in a timely manner.

- Will be involved in a horizontal technical requirement, so should be able to make a prototype design for a product very rapidly

while executing the same with a wide range of techniques.

- Build processes/mechanisms to track the KPIs across product/ technology and ensure religious execution of the targets

- Build and lead the technology team including the engineering team, product team, Quality Assurance, etc.

- Awesome work-culture (flexible work timings; no need to wear formals; awesome snacks to name a few)

What are we looking for?

We are looking to onboard a Full Stack Software Engineer, who has a founder's mindset including the following traits:

- Experience of full stack development across web & mobile based technologies and should have scaled a business

- Ability to work across stacks like MEAN, MERN, LAMP, etc. seamlessly

- Ability to build scalable products/ platforms, fully redundant fault tolerant infrastructure while working on modern technologies.

- Versatile Developer/Engineer that can help on both ends of the website development and better the same by enhancing user

experience.

- Ability to Code in both frontend and backend of the site

- Stronghold in both front-end & back-end development/ algorithms with experience of building agile, highly scalable, data-driven

platforms from scratch

- Ability to be hands-on with coding across big data, mobile apps, AI & ML, analytics, DevOps, business intelligent solutions, etc.

apart from strategically guiding/ mentoring the team

- Stronghold in executing stuff on the ground and hustle around to Get things done

- Ability to think and see the big picture while focusing on short term goals and deliverables

- Leadership qualities to hire and build a kick-ass technology/ product team going forward

- Experience as a founder/ being part of founding team is huge plus but not mandatory

- Experience in the Fashion/ Apparel industry is a plus but not mandatory

Full Time @ Anywhere in India

3+ years

• Architecting and implementing the solutions we build
• Working with the team, client and project manager to efficiently deliver projects
• Translating business needs to technical solutions and communicating with the client
• Ensuring that good programming practices are followed
• Supporting other engineers’ growth with your expertise and mentorship
• Taking part in internal initiatives such as performance reviews, technical recruitment, estimation of pre-sale projects

• Ideally 2 years of commercial experience using Node.js

• 3 years of experience using JavaScript (ES2015+)
• Comfortable with DRY & SOLID principles in your own code
• Experience in writing tests using Mocha/Chai/Jest
• Experience with Express.js
• Experience with version control systems, preferably Git
• Hands-on experience with Unix/Linux environment
• Understanding of non-relational/relational databases

• Experience with Angular 2+ and React JS
• Experience with AWS or GCP infrastructure
• Curiosity about new languages, libraries, frameworks
• Contributions to open-source projects

• Passionate about making an impact
• Self-driven & eager to learn new technologies
• Intellectually curious, interested to build complex systems
• Thrive in a highly independent, remote-first environment
• Keen to work with a globally diverse team

• Hybrid Work Option - Step out when you “want to” not when you “have to”
• Work from the comfort of your home or work at the office
• Support for setting up Home-office
• Flexible Work Hours -Work-life balance becomes a lot easier to maintain with the flexibility to plan your work hours 
• Flexible Leave policies
• Life needs a break - casual, parental, sick, or just random. To help you enjoy your leaves without guilt or excuses, we have a ‘no approval needed’ policy
• Health and Wellness - Constant encouragement to stay fit
• We encourage and support our team members to participate in memberships that promote team member health (physical, emotional, and psychological) and fitness
• Reimbursements for medical support
• Career ladder: the freedom to design your own path
• Well defined career ladders to grow, assess and explore your professional journey
• Learning opportunities
• In house learning platforms to partner with you in your growth story
• Wide range of courses and certifications

• Architect, develop and maintain core products and services of the company.
• Create database architecture and best practises for optimization in speed and product operating costs.
• 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 with high-volume large scale transaction processing capabilities.
• Collaborate with design teams to ensure flawless UI and UX is achieved 
• Build features and applications with a mobile responsive design
• Write technical documentation
• Test software to ensure responsiveness and efficiency
• Work with customers in evaluating technical requirements.
• Work closely with the product managers to achieve product vision and goals
• Review work of other developers and contractors, provide feedback and mentoring.
• Assist in the hiring of technical talent.

• Proven experience as a Full Stack Developer or similar role for atleast 3 years 
• In depth knowledge of Ruby on Rails, NodeJS, ExpressJS or Restify
• Experience implementing applications using Angular 1 or React
• Experience creating front end applications using HTML5, Angular, LESS/SASS
• Hands on experience with JavaScript Development on both client and server-side
• Automating the building and deploying of code along with continuous integration (Jenkins/Hudson) and version control (SVN, Git)
• Strong experience is deploying and managing application in AWS and Google Cloud
• Creating secure RESTful-based web services in XML and JSON, Javascript, JQuery
• Experience with modern frameworks and design patterns, minimum 2 years experience with MEAN Fullstack paradigm

• Know how to create apis and applications
• Know how to architect and scale databases
• Know how to build front end for applications
• Know how to deploy applications on the cloud

Full Stack Engineer                                                                                   

Position Overview

We are looking for a Full Stack Engineer to join us in our commitment to improve the quality of care for patients in communities across the nation. It is crucial that you have a Bachelors or Masters in Computer Science.

The Full Stack Engineer, at RX Health will support the development of mobile- and web-based applications for collaboratively with clinicians, IT staff, designers, and project managers to design, prototype, and develop production-grade digital health applications with an emphasis on mobile-first design.

The three main components of this role are:

• Communicating technology-related issues and considerations to key internal and external stakeholders.
• Supporting the front-end and back-end design of software applications
• Supporting the development of hybrid mobile and web-based applications from design to production.

Responsibilities and duties:

• Working with clients to understand their software needs. Ability to ask relevant questions and present information in laymen terms for non-technical clients/stakeholders to understand.
• Ability to explain technical issues/considerations to non-technical staff including clinicians, business leaders, and designers.
• Clearly detail technical specifications of software that can be understood by key stakeholders including clients, internal developers, external developers (outsourcing firms), clinicians, and designers.
• Support designers and project team by creating interactive mock-ups and functional prototypes.
• Clearly communicate development timelines, delays, and potential risks/roadblocks to timely deliverable.
• Ability to design full-stack architecture of the product in MEAN or other stack.
• Work collaboratively with project manager and designer to guide UI/UX considerations that align with technical strategy.
• Work with Chief Technology Officer and Chief Architect to develop technical specifications for a given product.
• Ability to adjust technical specifications based on changing client needs.
• Experience with cloud based infrastructure, preferred Azure and AWS
• Ability to deploy cloud based application via Docker etc.
• Ability to quickly prototype apps, bots, chatbots, etc. using low-code/no-code platforms.
• Develop apps using cross-platform frameworks to publish apps in both the Apple’s App Store (iOS) and Google Play Store (Android).
• Develop mobile-first web apps.
• Develop software applications based on designer mockups (UI/UX).
• Ability to code front-end and back-end software (full stack) and REST APIs to deliver functional full stack applications.

Desired skills:

• Bachelor’s degree or equivalent combination of education and experience in Computer Science.
• Ability to establish priorities, goals/objectives and timelines.
• Possess strong planning and time management skills.
• Demonstrated ability to delegate and oversee assignments to ensure successful and timely completion as well as to obtain the cooperation of others within and outside the unit. Works in a collaborative manner to achieve results.
• Ability to effectively present technical topics to internal groups with potentially varied levels of technical sophistication. Strong communicator with excellent ability to work in a team environment.

Preferred Experience:

• 2-3 years of industry experience in software development.
• Experience working with medical data
• Experience and familiarity working in development teams and team-based development practices including scrum/agile, code review, etc.
• Knowledge and experience working with NoSQL databases such as MongoDB, CouchDB, Raven DB, etc.
• Knowledge of RDBMS concepts and experience with Microsoft SQL Server, MySQL, etc.
• Knowledge and experience working with Node.js and related frameworks such as Express.js.
• Knowledge and experience working with web application frameworks such as Angular, AngularJS, or React and related frameworks such as Ionic.
• Familiarity with FHIR APIs and experience working with REST APIs.
• Experience working on full-stack projects.
• Familiarity with CI/CD pipelines

About Rx.Health:

Rx.Health is a leading healthcare technology that spun off from the Mount Sinai Health System. We bring the first enterprise-wide digital medicine delivery platform that enables providers, payers, and pharma to prescribe evidence-based mobile health applications, multi-media education, wearables, and therapeutics to patients at the point of care or at a population level.

Currently based in New York, NY we are a 20-member team, and having raised a Seed Round of financing from external investors, we’re poised for rapid growth, and are looking for the right candidate to expand the engineering team!

At Rx.Health, we don’t just accept difference - we celebrate it, we support it, and thrive on it. Equal opportunity benefits our employees, our products, our community, and ultimately helps us in our goal of touching the maximum number of lives. Rx.Health is proud to be an equal opportunity workplace.

Position description:

We’re looking for a senior full stack developer (MERN) with a proven experience to design and create software. The responsibilities will include coding both on the front and back-end, writing APIs, and React components.  

Having an experience of web development using JavaScript, you should be able to create web applications from scratch. The ideal candidate should have experience of working in agile teams. 

Primary Responsibilities:

• Participating in the design and creation of scalable software
• Writing clean, functional code on the front- and back-end
• Writing unit tests and fixing bugs or other coding issues
• Develop and manage well-functioning databases and applications
• Write effective APIs and react components
• Perform peer code reviews

Reporting Team

• Reporting Designation: Full Stack Development (KH_PPLS_PE_SPD.Full Stack Development)
• Reporting Department: Software Product Development (KH_PPLS_PE_SPD)

Required Certification/s:

Required work experience

• Industry: IT
• Role: Web Development
• Years of experience: 3 to 6

Key Performance Indicators:

• 3-6 years of industry work experience 
• Proven experience as a Full Stack Developer or similar role 
• 1+ years of web application development with JavaScript as full stack 
• End-to-end full stack experience designing and building scalable applications 
• Excellent JavaScript / Typescript skills 
• Strong proficiency in React (hooks knowledge is plus) 
• Strong proficiency in Nodejs 
• Good HTML5 / CSS3 skills with expertise on responsive web design 
• Must have development experience in Micro services using NodeJS and TypeScript 
• Experience with NoSQL databases such as MongoDB, mongoose, aggregation framework and Redis 
• Experience with Web sockets and related frameworks (e.g. Socket.IO) 
• Experience in using and developing GraphQL APIs 
• Knowledge of code versioning tools such as Git, Mercurial or SVN. 
• Open minded to take up any challenge, research and provide solutions –  

Required Competencies:

• Great attention to detail 
• Testing libraries – jest, testing-library is plus 
• TDD / BDD experience is plus 
• Experience with AWS, K8S is plus 

• Familiar with SDLC methodologies like SCRUM, AGILE, Continuous Integration  

Required Skills:

ReactJS, Node.JS, HTML, CSS, Javascript, NoSQL