Senior Full Stack Engineer - Contract
Who We Are:
Celebrating 40+ years! Theradex Oncology is a full-service CRO specializing in oncology. The company manages global oncology trials and programs. The company was founded in 1982 working with the National Cancer Institute, which led to its expansion to working with industry sponsors developing cancer therapeutics. As a service-based company we support both domestic and international sponsors in the conduct of both early and late phase trials.
What You'll Do:
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 on the East Coast. We are seeing a Contract 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. Responsibilities will include: Design, develop, and maintain end-to-end full stack solutions, including frontend, backend services, APIs, and data integrationsBuild modern, responsive, and intuitive user interfaces, working closely with UX and product partnersDefine and implement scalable, secure, and maintainable technical solutions for production environmentsTranslate product and business requirements into clear, well-structured technical designsProvide ongoing technical guidance, code reviews, and implementation support to mid-level and junior developersPromote and enforce best practices for coding standards, testing, CI/CD, and deploymentTake ownership of complex features and workflows from design through production releaseEnsure application performance, reliability, security, and operational stabilityCollaborate closely with product managers, designers, and stakeholders throughout the delivery lifecycleContribute to technical documentation, knowledge sharing, and continuous improvement initiatives.
What You Need:
Bachelor's degree required, Advanced degree preferred4–6 years of professional software development experience in full stack rolesExperience with end-to-end project to include gathering requirements, UX, production and deployment2+ years experience with .Net Core & C#Strong experience with modern frontend frameworks (e.g., React, Angular, or Vue)Solid backend development experienceExperience designing and consuming RESTful APIsWorking knowledge of relational and/or NoSQL databasesExperience building, deploying, and supporting production-grade applicationsFamiliarity with cloud platforms (AWS, Azure) and CI/CD pipelinesStrong understanding of software engineering fundamentals, testing strategies, and version controlAble to work effectively as a remote worker.Possibility of occasional domestic travel for face-to-face meetings or training. Advanced notice will be provided. Skills and Competencies Agile/Scrum methodologies and sprint planning in a team environmentExperience 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 productionStrong analytical and organizational skills with the ability to prioritize tasks and track assignments to meet the needs of internal and external clients. The ability to convery or share ideas in a concise terms that others understand.Works to establish and maintain positive working relationships while offering added value and insight.Guides others to strengthen their knowledge, skills, and abilities to accomplish goals. Must have strong communication skills and be fluent in English. At Theradex we offer a supportive culture that puts people first. The annual base salary for this position ranges from $135,000-170,000. The actual salary offer will be based on a number of factors, including but not limited to the candidate’s qualifications, experience, skills, and competencies for the role. This is a contract position and not eligible for relocation or company provided sponsorship. Theradex is an Equal Opportunity Employer.
Apply Now
Celebrating 40+ years! Theradex Oncology is a full-service CRO specializing in oncology. The company manages global oncology trials and programs. The company was founded in 1982 working with the National Cancer Institute, which led to its expansion to working with industry sponsors developing cancer therapeutics. As a service-based company we support both domestic and international sponsors in the conduct of both early and late phase trials.
What You'll Do:
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 on the East Coast. We are seeing a Contract 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. Responsibilities will include: Design, develop, and maintain end-to-end full stack solutions, including frontend, backend services, APIs, and data integrationsBuild modern, responsive, and intuitive user interfaces, working closely with UX and product partnersDefine and implement scalable, secure, and maintainable technical solutions for production environmentsTranslate product and business requirements into clear, well-structured technical designsProvide ongoing technical guidance, code reviews, and implementation support to mid-level and junior developersPromote and enforce best practices for coding standards, testing, CI/CD, and deploymentTake ownership of complex features and workflows from design through production releaseEnsure application performance, reliability, security, and operational stabilityCollaborate closely with product managers, designers, and stakeholders throughout the delivery lifecycleContribute to technical documentation, knowledge sharing, and continuous improvement initiatives.
What You Need:
Bachelor's degree required, Advanced degree preferred4–6 years of professional software development experience in full stack rolesExperience with end-to-end project to include gathering requirements, UX, production and deployment2+ years experience with .Net Core & C#Strong experience with modern frontend frameworks (e.g., React, Angular, or Vue)Solid backend development experienceExperience designing and consuming RESTful APIsWorking knowledge of relational and/or NoSQL databasesExperience building, deploying, and supporting production-grade applicationsFamiliarity with cloud platforms (AWS, Azure) and CI/CD pipelinesStrong understanding of software engineering fundamentals, testing strategies, and version controlAble to work effectively as a remote worker.Possibility of occasional domestic travel for face-to-face meetings or training. Advanced notice will be provided. Skills and Competencies Agile/Scrum methodologies and sprint planning in a team environmentExperience 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 productionStrong analytical and organizational skills with the ability to prioritize tasks and track assignments to meet the needs of internal and external clients. The ability to convery or share ideas in a concise terms that others understand.Works to establish and maintain positive working relationships while offering added value and insight.Guides others to strengthen their knowledge, skills, and abilities to accomplish goals. Must have strong communication skills and be fluent in English. At Theradex we offer a supportive culture that puts people first. The annual base salary for this position ranges from $135,000-170,000. The actual salary offer will be based on a number of factors, including but not limited to the candidate’s qualifications, experience, skills, and competencies for the role. This is a contract position and not eligible for relocation or company provided sponsorship. Theradex is an Equal Opportunity Employer.
Apply Now