Fullstack Developer

Job Description – Senior AI Full Stack Engineer

Experience: 8+ Years

Location: Remote

Employment: Haparz Payroll

Budget: Up to 24 LPA

Role Overview

We are looking for an experienced Senior Full Stack Engineer to building a next-generation Agent Development Platform (ADP). This role requires expertise across frontend and backend development, enabling seamless integration between AI-powered applications, platform services, and enterprise-grade administrative interfaces.

You will build scalable React applications, high-performance backend APIs, AI gateway services, and secure multi-tenant platform capabilities while working closely with AI, DevOps, and Product Engineering teams.

Key Responsibilities

• Design, develop, and maintain scalable full-stack applications using React and modern backend technologies.
• Build and enhance the Platform Control Plane and AI Gateway for LLM routing, telemetry, and tenant-level cost management.
• Develop React-based Admin Console features for tenant configuration, security policies, licensing, and budget management.
• Implement FastAPI backend services with secure CRUD operations and multi-tenant data isolation.
• Design and develop RESTful APIs using Python (FastAPI), Java Spring Boot, or Node.js.
• Collaborate on Python and TypeScript SDK development for AI agent integration.
• Build conversational interfaces and administrative dashboards for AI agent interactions.
• Convert platform configurations into YAML-based runtime definitions for AI agents.
• Implement secure authentication, authorization, SSO, and RBAC using WorkOS.
• Ensure secure execution environments using Firecracker MicroVMs, Docker, or Kubernetes.
• Collaborate with DevSecOps teams on deployment automation, scalability, and platform reliability.

Required Skills

• Strong experience in React and modern frontend architecture.
• Hands-on experience with FastAPI (Python).
• Strong backend expertise in Java Spring Boot and/or Node.js.
• Experience designing scalable RESTful APIs.
• Platform Control Plane and AI Gateway development experience.
• Strong understanding of YAML configuration management.
• Experience with PostgreSQL and multi-tenant application architecture.
• Knowledge of secure authentication, OAuth 2.0, WorkOS, and RBAC.
• Experience with Docker, Kubernetes, and containerized deployments.
• Familiarity with AI integration patterns and enterprise platform development.

Preferred Skills

• Langfuse or LangSmith for AI observability.
• ChromaDB, GraphDB, or other vector database integrations.
• Firecracker MicroVMs for secure runtime isolation.
• Temporal Workflow Orchestration.
• Figma-based Design System implementation.
• Experience building AI agent interaction interfaces such as review queues and confidence scoring dashboards.

WALK-IN-Drive for PHP Developer for Lucknow on 13th July 2025 ie Sunday

Registration Link- https://shorturl.at/bfKwb

Location; Prithvi Ratan Heights, 4th floor, Plot No. 4, 3 Vijayant Khand, Gomti Nagar, Lucknow, U.P

Job Description for PHP Developer :

• Experience – 00- 2 yrs
• Qualification- MCA /B. Tech
• Job Nature - Permanent
• Skills - PHP, Java, MYSQL, CSS, Jquery
• Working days - 5

Description:

• Should have hands-on experience in Web Development
• Good understanding of PHP and Object-oriented programming paradigm.
• Able to understand project requirement and handle project independently.
• Strong learning capability.
• Having a good knowledge of Jquery.
• Framework experience would be beneficial.
• Should be comfortable to work with the team.
• Should be comfortable with work on any MVC based framework.

Skills required:

• Able to understand project requirement and handle project independently.
• Strong learning capability.
• Contribute in all phases of the development.
• Knowledge of PHP/CodeIgniter will be preferred.
• Basic Knowledge of JavaScript, Web Services.
• Sound knowledge of PHP, mysql, JQuery etc.

Perks & Benefits:

• Employees Family Health Insurance, EPF & ESIC.
• Employee Health Insurance.
• Late-night meal facility.
• Innumerable in house & outdoor party.
• Various compensations & bonuses.
• No dress code
• Festival Celebration
• Employees B'day celebration.
• Hobby club
• Mini Gym
• Cafeteria facility

Procedure for the interview will be as follows:-

1. Written Round

2. Technical F2F

3. HR Round

WALK-IN-Drive for PHP Developer for Lucknow on 13th July 2025 ie Sunday

Registration Link- https://shorturl.at/bfKwb

Location; Prithvi Ratan Heights, 4th floor, Plot No. 4, 3 Vijayant Khand, Gomti Nagar, Lucknow, U.P

• Work closely with product managers and engineers to design, implement, test and continually improve scalable frontend and backend services.
• Develop products using agile methods and tools.
• Develop commercial grade software that is user friendly and suitable for a global audience.
• Plan, create and execute (manual and automated) tests.
• Be involved and participate in the overall application lifecycle.
• Building reusable code and libraries for future use.
• Staying up to date with current technologies and providing insights on cutting edge software approaches, architectures, and vendors.

• Fluency in any one of JavaScript, TypeScript or Python.
• Strong problem solving skills. 
• Should have built large scalable enterprise applications from scratch.
• Strong experience in architectural patterns, High level designs.
• Experience in Nosql and SQL DBs.
•  

Job Responsibilities:

1. WordPress Theme and Plugin Development:

• Develop and customize WordPress themes and plugins according to project requirements.
• Ensure the compatibility and responsiveness of websites across various devices.

1. Website Design and Layout:

• Collaborate with designers to implement visually appealing and user-friendly website designs.
• Optimize website layout for maximum usability and user experience.

1. Content Management:

• Set up and manage content within WordPress, ensuring it is well-structured and easily maintainable.
• Provide training and support to clients on content management best practices.

1. Website Maintenance and Updates:

• Perform regular updates and maintenance tasks on existing WordPress websites.
• Troubleshoot and resolve issues related to website functionality and performance.

1. Collaboration with Cross-Functional Teams:

• Work closely with designers, UI/UX specialists, and other developers to deliver cohesive solutions.
• Participate in project meetings and contribute to the planning and execution of web development projects.

1. Customization and Integration:

• Implement custom functionalities and integrations based on client requirements.
• Ensure seamless integration with third-party APIs and services.

Qualifications:

• Proven experience as a WordPress Developer or similar role.
• Proficiency in PHP, HTML, CSS, JavaScript, and other relevant web development technologies.
• Strong understanding of WordPress architecture, best practices, and coding standards.
• Experience with responsive design principles and cross-browser compatibility.
• Familiarity with SEO principles and best practices.
• Ability to work collaboratively in a team environment.
• Excellent problem-solving and debugging skills.
• Strong communication skills with the ability to explain technical concepts to non-technical stakeholders.

Additional Skills (Preferred but not mandatory):

• Experience with e-commerce platforms, especially WooCommerce.
• Knowledge of web security best practices.
• Familiarity with version control systems, such as Git.
• Understanding of performance optimization techniques.

As a Full Stack Developer, you will be working on the development of all server-side logic, definition, and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end

• Participating in the full development life cycle, including implementing design, coding, testing, and production release
• creating modules and components in React and coupling them together into a functional app
• Understanding the nature of asynchronous programming and its quirks and workaround
• Integrating multiple data sources and databases into one system
• Creating database schemas that represent and support business processes
• Driving innovation through rapid prototyping and iterative development

Desired Candidate Profile

•  Developing both frontend and backend of application using technologies like Java,   Angular, JavaScript, HTML5.
•  Designing user interactions on web pages.
•  Designing and Developing back end API's and databases.
•  Meeting both technical and customer’s needs.
•  Seeing through a project from conception to finished product.
•  Take complete ownership of the project and deliver with good quality.
•  Staying abreast of developments in web applications and programming languages.

• Relevant experience of 8+ yrs
• Strong communication, organizational skills. Good in Agile, Scrum, Dev-Ops practices.
• Proficiency with fundamental front end languages such as HTML5, CSS and JavaScript.
• Familiarity with JavaScript frameworks such as Angular, React and Amber.
• Proficiency in Java, Springboot, Microservices
• Familiarity with database technology such as PostgreSQL, MySQL, Oracle and MongoDB.
• Good in writing quality code and Unit Tests. Good knowledge of DevOps practices.
• Excellent verbal communication skills.
• Good problem solving skills

• 3-12 years Senior level candidate should run department Independently.
• Should have hands on coding experience in Core Java, JSP, Servlets, JQuery, JavaScript, J2ee, Spring, Hibernate, TypeScript,  Angular 2/6/9, HTML, CSS3
• Microservices, CICD, Devops experience would be preferred.
• Release management
• Prepare detailed plan for the release, identify and manage risks
• Estimate time, effort and resources required for assignments
• Organize, delegate, track and coordinate team activities
• Provide visibility to senior leadership through regular updates
• Effective Interaction with Product Management, Domain experts on engineering related issues
• Design and development of subsystems and modules as per specifications
• Ensure team availability and responsiveness to production issues

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.