Senior Full-Stack Developer (Remote Canada)

Senior Full-Stack Developer (Remote Canada) Full-Time / Permanent ABOUT Halcyon Labs Halcyon Labs noun o·da·ia | \ 'oh-day-yeah \ An Ancient Greek word referring to "tools of the trade." To learn more visit odaia.ai. Halcyon Labs delivers AI-powered commercial intelligence for life sciences - unifying data, accelerating results, and helping commercial teams deepen engagement to enhance care for providers and patients. Halcyon Labs 's AI platform transforms complex data into predictive, personalized insights, enabling commercial leaders to understand their customers, anticipate prescribing behaviors, and make the informed, strategic decisions that bring therapies to patients faster. OUR MISSION Reducing patients' time to therapy by facilitating meaningful interactions with healthcare providers, through human-centric software powered by AI. WHAT'S ON OFFER We're looking for a Senior Full-Stack Developer to join our engineering team! You'll work across the full stack to design, build, and ship features that directly impact how pharma commercial teams engage with healthcare providers. You'll collaborate closely with product, design, and ML engineering to solve complex problems and help bring our AI-powered platform to life. We expect this person to be an active voice in how we plan and build — contributing to epics, shaping scope, and bringing engineering perspective into roadmap conversations from the start. WHAT YOU WILL DO Actively participate in epic planning, sprint scoping, and roadmap discussions — this role contributes to how we build, not just what gets built Own features end-to-end, from breaking down requirements with product and design through to delivery Work with the product team to understand product strategy and contribute engineering perspective to planning decisions Work directly with engineering and ML engineering teams to understand data science capabilities, cloud infrastructure, and how these components help solve end-user problems Own backlog prioritization and story refinement in collaboration with product and design Analyze, utilize, and act on data insights presented through instrumentation Consult with product and design on the best visualization and experience Facilitate inter-team and cross-functional collaboration Juggle between production and rapid prototyping needs in a fast-paced environment using agile software practices Encourage, mentor, and coach junior members of the product development team Assist with the setup of best practices and develop technical and product domain expertise Please include a cover letter with your application outlining your relevant experience and interest in this role. You can describe a project you've worked on that relates to one of the "What you bring" or "What you will do" points, and share how you'd expand on it here at Halcyon Labs . WHAT YOU BRING 5+ years of experience in a full stack role, with strong hands-on coding experience Proven experience contributing to technical planning at the epic level — you've shaped scope, pushed back on timelines, and brought engineering perspective into roadmap conversations Comfortable with ambiguity — you don't wait to be told what to build, you help figure out what should be built and why Solid understanding of data structures, algorithms, object-oriented design, functional design, and other design principles/patterns Experience building APIs using at least one of the following technologies: Python, Javascript/Node.js, Java, and .Net Experience in React and Typescript Experience with RESTful APIs, third-party API integrations, and database systems (PostgreSQL, MongoDB, etc.) Experienced in AWS stack or an equivalent cloud platform Understanding of data science or data analytics is highly beneficial A pragmatic, delivery-oriented mindset — you know how to ship clean code that solves real-world problems Experience supporting enterprise customers with custom implementations or workflows Excellent communication skills; comfortable working cross-functionally with technical and non-technical stakeholders Adjusts quickly to changing priorities and copes effectively with complexity and ambiguity A continuous learner who seeks and welcomes feedback to improve yourself and your craft Grand vision, low ego, and able to make a big impact Bonus: Experience with data visualization libraries or tools, healthcare/pharma data, or building internal tools WHAT WE OFFER Values-Based Culture We Ignite Innovation, Own It, and Stand Together AI-Native Environment At Halcyon Labs , we don't just deliver AI — we live it. We use AI and agentic automation to 10x our efficiency and impact, encouraging constant curiosity in leveraging and integrating AI Comprehensive Rewards Meaningful stock option grants, immediate medical/dental enrollment, and flexible time off Remote-First Flexibility WFH flexibility with intentional, high-value in-person collaboration and socials LOCATION & BUSINESS TRAVEL Halcyon Labs is a remote first organization, with employees located across Canada and the