Senior Full Stack Engineer

Relevance Lab; United States; On-site; USD 120,000 - 180,000; Full time

Job summary

Relevance Lab in the United States is seeking a highly skilled Full Stack Developer to design, build, and maintain web applications supporting R&D, supply chain, and commercial operations in a regulated pharmaceutical environment.

You will mentor junior engineers, collaborate with cross-functional stakeholders, and deliver production-grade features using React/Angular on frontend and Python/Node.js on backend, with AWS deployment and CI/CD practices.

Qualifications

• Degree in Computer Science, IT, or related field from a reputed institution.
• 8+ years of professional experience in full-stack web development with production deployments.
• Strong proficiency in at least one modern frontend framework (React/Angular) and one backend framework (FastAPI/Django/Express/Spring Boot).
• Hands-on experience with cloud platforms (AWS preferred) and containerization.
• Solid understanding of database design, query optimization, and data modeling.

Responsibilities

• Design, develop, and maintain responsive web applications using React.js/Angular on the frontend and Python (FastAPI/Flask/Django) or Node.js on the backend.
• Build and consume RESTful APIs and GraphQL services; design microservices architectures for scalability.
• Implement responsive, accessible UI/UX following WCAG guidelines and client's design standards.
• Write clean, testable, well-documented code with comprehensive unit and integration tests.
• Deploy and manage applications on AWS (preferred) or Azure cloud infrastructure.
• Configure CI/CD pipelines using Jenkins, GitHub Actions, or Azure DevOps.
• Containerize applications with Docker and orchestrate with Kubernetes or ECS.
• Design and optimize relational (PostgreSQL, SQL Server) and NoSQL (MongoDB, DynamoDB) databases.
• Integrate with enterprise systems, internal APIs, and third-party services securely.
• Build event-driven architectures using Kafka, SQS/SNS, or similar messaging systems.
• Participate in Agile ceremonies – sprint planning, standups, retros, and backlog grooming.
• Conduct and participate in code reviews; enforce coding standards and security best practices.
• Mentor and guide junior developers; contribute to team knowledge-sharing.
• Work with Product Owners, UX designers, and business stakeholders to translate requirements into technical solutions.

Skills

React.js

Angular

TypeScript

HTML5

CSS3

Tailwind

Material UI

Webpack

Vite

Python

FastAPI

Django

Flask

Node.js

Express

Java

Spring Boot

Terraform

GitHub Actions

Jest

PyTest

Selenium

Playwright

SonarQube

Git

Jira

Confluence

Agile

TDD

12-factor app

Docker

Kubernetes

Education

Bachelor's or Master's in CS/IT

Tools

Git

Jira

Confluence

Jenkins

Docker

Kubernetes

GitHub Actions

Job description

We are seeking a highly skilled and motivated Full Stack Developer to join our dynamic team. You will design, build, and maintain high-quality web applications that support critical business functions across R&D, supply chain, and commercial operations. The ideal candidate combines deep technical expertise across the frontend and backend stack with the ability to mentor junior engineers and collaborate with cross-functional stakeholders in a regulated pharmaceutical environment.

Basic Ask

• Strong planning skills and should be able to work on the plan with the technical lead / architect
• Strong full-stack development skills with production-grade experience
• Ability to plan, estimate, and own delivery of features end-to-end
• Accountable, self-driven, and comfortable operating in Agile/Scrum teams
• Exposure to cloud-native architectures and CI/CD best practices

Key Responsibilities

• Design, develop, and maintain responsive web applications using React.js / Angular on the frontend and Python (FastAPI / Flask / Django) or Node.js on the backend
• Build and consume RESTful APIs and GraphQL services; design microservices architectures for scalability
• Implement responsive, accessible UI/UX following WCAG guidelines and client's design standards
• Write clean, testable, well-documented code with comprehensive unit and integration tests
• Deploy and manage applications on AWS (preferred) or Azure cloud infrastructure
• Configure CI/CD pipelines using Jenkins, GitHub Actions, or Azure DevOps
• Containerize applications with Docker and orchestrate with Kubernetes or ECS

Data & Integration

• Design and optimize relational (PostgreSQL, SQL Server) and NoSQL (MongoDB, DynamoDB) databases
• Integrate with enterprise systems, internal APIs, and third-party services securely
• Build event-driven architectures using Kafka, SQS/SNS, or similar messaging systems
• Participate in Agile ceremonies – sprint planning, standups, retros, and backlog grooming
• Conduct and participate in code reviews; enforce coding standards and security best practices
• Mentor and guide junior developers; contribute to team knowledge-sharing
• Work with Product Owners, UX designers, and business stakeholders to translate requirements into technical solutions

Technical Skills Matrix

Skill Area Required Proficiency / Technologies

Frontend React.js / Angular, TypeScript, HTML5, CSS3, Tailwind / Material UI,

Webpack / Vite

Backend Python (FastAPI / Django / Flask), Node.js (Express), Java (Spring Boot – nice to have)

Terraform

CI/CD & Testing GitHub Actions, Jenkins, Jest, PyTest, Selenium / Playwright, SonarQube

2.0

Tools & Practices Git, Jira, Confluence, Agile / Scrum, TDD, 12-factor app methodology

Qualifications Required

• Bachelor's or Master's degree in Computer Science, IT, or a related field from a reputed institution
• 8+ years of professional experience in full-stack web development with production deployments
• Strong proficiency in at least one modern frontend framework (React / Angular) and one backend framework (FastAPI / Django / Express / Spring Boot)
• Hands-on experience with cloud platforms (AWS preferred) and containerization
• Solid understanding of database design, query optimization, and data modeling
• Experience with CI/CD pipelines, automated testing, and DevOps practices

Preferred

• Experience in a pharmaceutical, healthcare, or regulated industry environment
• Familiarity with GenAI integration – building applications that consume LLM APIs or embed AI-powered features
• Exposure to observability tools (Datadog, Grafana, ELK Stack) and application performance monitoring
• Knowledge of security best practices including OWASP Top 10, data encryption, and compliance frameworks (GxP, SOX)