Lead Full Stack Developer (C#/.NET)

Note

The job is a remote job and is open to candidates in USA. Theradex Oncology is a full-service CRO specializing in oncology, managing global oncology trials and programs. The Lead Full Stack Developer will be responsible for designing, building, and operating end-to-end web applications and data-driven solutions that support clinical trial operations while providing technical leadership and mentoring to other developers.

Responsibilities

• Oversees application development team's technical delivery across all projects while remaining a hands-on Full Stack Developer
• Design and implement scalable, secure frontend and backend components, including APIs, services and UI workflows, following clean architecture and solid principles
• Embed application security best practices into the software development lifecycle, including securing code, code scanning, dependency management, and remediation of vulnerability identified through AppSec tools
• Collaborate with product owners, technical analysts, project managers, platform engineering and analytics teams to translate complex business needs into practical technical solutions
• Own technical solutions end to end: architecture, implementation, testing, deployment, and support
• Establish and champion coding standards, automated testing, and CI/CD pipelines to improve quality, reliability and release frequency. Mentor and guide other developers; enforce engineering best practices, code quality, and architectural integrity
• Collaborate with Solutions Architect, DevOps, and Data teams to translate business needs into scalable technical designs
• Ensure all development follows SDLC, validation, GxP, and 21 CFR Part 11 requirements
• Design secure integrations with external clinical and operational systems
• Troubleshoot complex system issues and lead root cause analysis
• Drive continuous improvement in cloud performance, cost optimization, security posture, and CI/CD automation
• Understands and continues to stay current with the AWS Cloud development environment and tools that the systems utilize
• Manages time effectively. Accurately estimates effort for tasks and meets agreed-upon deadlines. Adapts to frequently changing requirements, priorities, and schedules
• Troubleshoots and resolves technical issues in a timely manner, performs root cause analyses, and drives permanent fixes and technical debt reduction
• Contribute to architecture discussions and technology choices, balancing innovation with maintainability and regulatory constraints
• Promote a culture of documentation, knowledge sharing and continuous learning within the application development team. Provide technical mentorship and oversight through design reviews, pairing programming and structured feedback

Skills

• Minimum 8 years of experience as a full stack developer
• Minimum 3 years of experience leading a development team focused on building On-prem and Cloud applications Core stack C#/ASP.NET, .NET, Angular, SQL, NO SQL, and AWS
• Proficient in Angular and experience in a recent project
• Strong experience redeveloping on-prem web applications to be optimized for the AWS Cloud
• Experience leading a Cloud software development project end to end: architecture, implementation, testing, deployment, and support
• Experience building AWS based web sites, applications and integrations
• AWS services such as CloudWatch, SES, S3, ECR, ECS, Lambda functions
• UI/UX experience using Blazor or Angular
• Relational and non-relational databases
• All aspects of GitHub, including GitHub Actions
• Experience with Docker containers
• Strong experience with the management of code through a CI/CD pipeline
• Experience configuring AWS environment using Terraform, Fargate, etc
• Experience in a CRO/pharmaceutical environment with definitive knowledge of regulated clinical data applications
• Knowledge of GxP and 21 CFR Part 11 compliance
• Experience with migrating an entire on-prem data center to the AWS Cloud

Benefits

• Medical, dental and vision coverage
• Life insurance
• Disability insurance (STD/LTD)
• Company matched 401(k)
• Very competitive tuition reimbursement
• Generous vacation/sick plans
• Flexible work schedules
• Employee discounts
• Other company provided benefits

Company Overview

• Theradex Oncology, your full-service CRO for all indications and modalities. It was founded in 1982, and is headquartered in Princeton, New Jersey, USA, with a workforce of 51-200 employees. Its website is http://theradex.com.