Java Full Stack Developer

Sitero is looking for a skilled Java Full Stack Developer to design, build, and maintain enterprise-grade features across our Life Sciences SaaS platform. You will work across the full technology stack — from crafting clean, responsive React frontends to building robust Java microservices — in a regulated environment that demands high code quality, security, and reliability.

As part of our Engineering team, you will collaborate closely with Product Management, QA, DevOps, and Clinical domain experts to deliver compliant, scalable software that supports clinical trials, pharmacovigilance, and patient safety workflows globally.

Key Responsibilities

Full Stack Development

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  Design and develop full-stack features using Java/Spring Boot (backend) and React/Angular (frontend)


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  Build and maintain RESTful APIs and GraphQL endpoints consumed by internal and external systems


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  Develop reusable, maintainable UI components and integrate them with backend services


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  Participate in architecture reviews and contribute to technical design decisions

Backend Engineering

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  Develop microservices following domain-driven design patterns and 12-factor app principles


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  Implement secure authentication and authorization using OAuth 2.0, OIDC, and Spring Security


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  Optimize SQL/NoSQL queries, manage database migrations, and design efficient data models


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  Integrate with third-party APIs, HL7/FHIR standards, and clinical data systems where applicable

Quality & Compliance

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  Write comprehensive unit, integration, and end-to-end tests (JUnit, Mockito, Cypress/Selenium)


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  Adhere to 21 CFR Part 11, HIPAA, and GxP standards in all development activities


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  Support IQ/OQ/PQ validation activities and maintain traceability between requirements and code


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  Participate in code reviews, enforce coding standards, and contribute to static analysis (SonarQube)

Collaboration & Delivery

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  Work in Agile/Scrum sprints; contribute to sprint planning, grooming, and retrospectives


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  Partner with QA on test planning, defect triage, and release readiness


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  Document technical designs, API specifications (OpenAPI/Swagger), and runbooks


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  Mentor junior developers and support onboarding of new team members

Technology Stack

Category

Technologies

Backend

Java 11/17, Spring Boot, Spring MVC, Spring Security, Hibernate/JPA, RESTful APIs, GraphQL

Frontend

React.js or Angular, TypeScript, HTML5, CSS3/SCSS, Redux, Webpack

Database

PostgreSQL, MySQL, MongoDB, Redis — query optimization & schema design

Cloud & DevOps

AWS (EC2, S3, RDS, Lambda) or Azure, Docker, Kubernetes, CI/CD pipelines

API & Integration

OpenAPI/Swagger, OAuth 2.0 / OIDC, Kafka/RabbitMQ, Microservices architecture

Testing

JUnit 5, Mockito, Selenium/Cypress, SonarQube, automated regression suites

Tooling

Git/GitHub, JIRA, Maven/Gradle, IntelliJ IDEA, Agile/Scrum

Required Qualifications

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  Bachelor's or Master's degree in Computer Science, Engineering, or a related field


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  5–8 years of professional software development experience


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  Strong proficiency in Java 11/17 and the Spring ecosystem (Boot, MVC, Security, Data)


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  Solid frontend experience with React.js or Angular, TypeScript, and modern CSS


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  Hands-on experience with relational databases (PostgreSQL or MySQL) and query optimization


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  Familiarity with containerization (Docker) and orchestration (Kubernetes)


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  Experience with cloud platforms — AWS or Azure — and CI/CD pipeline management


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  Strong understanding of RESTful API design, versioning, and documentation practices


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  Working knowledge of Agile methodologies and tools like JIRA

Preferred Qualifications

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  Experience in Life Sciences, Healthcare IT, or regulated software environments (GxP/21 CFR Part 11)


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  Exposure to clinical data standards: CDISC, HL7 FHIR, or EDC/CTMS platforms


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  Knowledge of event-driven architectures using Kafka or RabbitMQ


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  AWS Certified Developer or equivalent cloud certification


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  Contributions to open-source projects or published technical content


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  Experience with AI/ML integrations or LLM-powered features in enterprise applications

About Sitero

Sitero is a technology-enabled Clinical Research Organization (CRO) delivering a comprehensive SaaS platform for the Life Sciences industry. Our product portfolio includes Mentor CTMS, EDC, RTSM, eConsent, Site Payments, and Ash — our AI-native platform — serving sponsors, CROs, and clinical research sites globally.

We operate in a regulated environment with compliance obligations spanning SOC 2, 21 CFR Part 11, HIPAA, and GDPR. Our engineering teams follow rigorous software development lifecycle practices to support patient safety and data integrity at every layer of our platform.

What We Offer

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  Competitive compensation and benefits package


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  Remote-friendly culture with flexible working arrangements


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  Opportunity to work on clinically meaningful software that impacts patient outcomes globally


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  Access to cutting-edge AI development tools including Claude Enterprise and GitHub Copilot


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  A collaborative, inclusive engineering culture with strong mentorship and growth pathways


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  Sponsorship for cloud certifications, conferences, and continued education