Fullstack Lead Application Engineer

Trinity Partners; New York (NY); On-site; USD 144,000 - 176,000; Full time

Job summary

Trinity Partners is looking for a Fullstack Lead Application Engineer in New York or Waltham. This role involves leading the development of innovative software solutions for the life sciences sector. Candidates should have expertise in Typescript, Python, React, and SQL, along with strong troubleshooting skills. A Bachelor's or Master's degree in Computer Science is required. We offer a competitive salary starting at $160,000, plus bonuses and a hybrid working model.

Qualifications

• Serve as a go-to expert for junior team members and peers.
• Experience in fast-paced team environments.
• Passion for emerging technologies and engineering best practices.

Responsibilities

• Build, release, and iterate on new products/features.
• Demonstrate self-sufficiency in scoping and managing timelines.
• Support the design and development of AI-powered agents.

Skills

Typescript/Node.js APIs

Python

React (TSX, CSS)

SQL and ORMs (PostgreSQL)

Agile development

Troubleshooting and debugging

Communication skills

Education

Bachelor's or master's degree in computer science

Tools

Claude Code

Copilot

Cursor

Job description

## Fullstack Lead Application EngineerApplylocations: New York, NY: Waltham, MA - Headquarterstime type: Full timeposted on: Posted Yesterdayjob requisition id: JR100452We're committed to bringing passion and customer focus to the business.Hybrid (NYC or Waltham)We are seeking a full stack Lead Application Engineer to join Trinity’s dynamic software development team in enabling novel applications that are revolutionizing the life sciences commercial model through technology and AI.Trinity’s product development efforts are focused on creating transformative products that address our biotechnology and pharmaceutical clients’ most challenging problems in commercializing novel therapeutics. Our solutions are shaped in conjunction with Trinity’s expert strategic advisors, who are thought leaders shaping the industry’s trajectory. Our team has a culture of high-velocity and high-quality work, while maintaining a collaborative and supportive environment where curiosity and innovation is highly valued.The ideal candidate is a highly technical, hands-on developer with a passion for new technologies and a willingness to take ownership of their work product and timelines, including constantly learning about the latest advancements and new technologies.This individual will be expected to exhibit a high degree of autonomy and creative problem solving in their work, but will also have access to guidance and mentorship from engineering and technology leaders with experience across both start-ups and larger organizations.**Position Responsibilities**Build, release, and iterate on new products/features that meet user requirements in collaboration with Product, UI/UX, and Data Science:* Take ownership in building and/or refining a vertical of the technology product, setting direction in alignment with Engineering leadership* Demonstrate self-sufficiency in scoping, managing timelines, and deciding the technical approach for multi-faceted new product features* Build a strong quality assurance practice that includes manual and automated testing* Support the design and development of AI-powered agents and agentic workflows for life sciences use cases* Serve as a go to expert for more junior team members and peers**Qualifications****Education:** Bachelor's or master's degree in computer science, or equivalent practical experience**Work Experience:*** Serve as a go to expert for more junior team members and peers**Other Qualifications:*** Agile development experience in fast-paced team environments* Full stack development abilities, including experience with the following: + Typescript/Node.js APIs (must-have) + Python + React (TSX, CSS) + SQL and ORMs (ideally PostgreSQL)* Proficiency with tools such as Claude Code, Copilot, Cursor for agentic programming* Strong skills in troubleshooting and debugging enterprise codebases* A track record of success in developing, launching, and scaling impactful software applications in past/current work experience* Passion for emerging technologies, database architecture, and knowledge of engineering best practices* Strong communication, analytical and presentation skills; Ability to build credibility with cross-functional teams through clear and detailed communication of technical concepts, and ability to shape ambiguity* Team player who is committed to team success and is willing to help fill gaps that arise**About Trinity**Trinity powers the future of life sciences commercialization through the fusion of human and artificial intelligence. By blending deep therapeutic expertise and trusted human ingenuity with a purpose-built technology platform, Trinity accelerates clarity and confidence at every step of the commercialization journey—from pre-launch to scale to loss of exclusivity. For more than 30 years, the world’s leading pharmaceutical, biotech, and medtech companies have relied on Trinity’s foresight, execution, and partnership to deliver confident product launches, decisive market advantage, and measurable patient impact. During that time, Trinity expanded from its first office in Waltham, MA to 1,300 professionals across 14 offices and five continents, setting new industry standards in quality, responsiveness, and client partnership. For more information, visit Trinity at www.trinitylifesciences.com.Trinity’s salary bands account for a wide range of factors that are considered in making compensation decisions including but not limited to skill sets and market demand for skills; level of experience and training; specific qualifications, performance, time in role/company, geographic location, and other business and organizational needs. A reasonable estimate of the current salary range is a minimum of $160,000. In addition to your base salary, you will also be eligible for an annual discretionary performance bonus.**Trinity’s Commitment to Inclusion & Engagement (I&E)** Trinity Life Sciences is an equal opportunities employer and welcome applications from all qualified individuals. At Trinity, inclusion and engagement are at the heart of how we work and grow together. We’ve evolved from a traditional “DEI” framework to Inclusion & Engagement (I&E)—a model that moves beyond representation to focus on connection, collaboration, and shared purpose. Every role at Trinity plays a part in fostering an environment where all employees feel valued, respected, and empowered to contribute fully. By embedding I&E principles into our culture, we ensure that belonging and engagement are not standalone initiatives—they are part of how we build teams, make decisions, and deliver excellence every day. Trinity will not tolerate any form of discrimination or harassment and encourages applicants of all ages and identities. For more information about Trinity’s commitment to Inclusion and Engagement please visit Inclusion & Engagement | Culture of Belonging at Trinity Life Sciences.