Senior Full Stack Engineer - Contract
About The Position
As part of Theradex Oncology, you will have the opportunity to work with one of the largest professional teams focused solely on the development of cancer therapies. Cancer research continues to evolve as new therapies and therapeutic approaches are discovered, as part of the team you will work to support our sponsors in the development of these therapies. Theradex Oncology is an environment for highly motivated individuals who want to make a difference. Opportunity Senior Full Stack Engineer - Contract Location: Princeton NJ and Remote – Preference given to applicants residing in the East Coast. We are seeing a Senior Full Stack Engineer to design, build, and deliver modern, production-grade applications across the full technology stack. This role is hands-on and execution-focused, with responsibility for solution quality, performance, and usability. The position includes providing technical direction, guidance, and mentorship to mid-level and junior developers, while remaining an individual contributor.
Requirements
- Bachelor's degree required, Advanced degree preferred
- 4–6 years of professional software development experience in full stack roles
- Strong experience with modern frontend frameworks (e.g., React, Angular, or Vue)
- Solid backend development experience
- Experience designing and consuming RESTful APIs
- Working knowledge of relational and/or NoSQL databases
- Experience building, deploying, and supporting production-grade applications
- Familiarity with cloud platforms (AWS, Azure) and CI/CD pipelines
- Strong understanding of software engineering fundamentals, testing strategies, and version control
Nice To Haves
- Experience working in product-driven, agile environments
- Working knowledge of UI/UX principles, accessibility, and responsive design
- Exposure to microservices, containerization, or serverless architectures
- Agile/Scrum methodologies and sprint planning in a team environment
- Experience with secure coding, performance optimization, observability (logging, metrics and tracing) in production systems
- Proven track record owning technical decisions and deliver outcomes for a project or product area.
- Extensive experience as a full stack developer, including delivering at least one complex system from concept to production
Responsibilities
- Design, develop, and maintain end-to-end full stack solutions, including frontend, backend services, APIs, and data integrations
- Build modern, responsive, and intuitive user interfaces, working closely with UX and product partners
- Define and implement scalable, secure, and maintainable technical solutions for production environments
- Translate product and business requirements into clear, well-structured technical designs
- Provide ongoing technical guidance, code reviews, and implementation support to mid-level and junior developers
- Promote and enforce best practices for coding standards, testing, CI/CD, and deployment
- Take ownership of complex features and workflows from design through production release
- Ensure application performance, reliability, security, and operational stability
- Collaborate closely with product managers, designers, and stakeholders throughout the delivery lifecycle
- Contribute to technical documentation, knowledge sharing, and continuous improvement initiatives
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What This Job Offers
Career Level
Mid Level
