Senior Frontend Engineer - React

Senior Frontend Engineer - React (Remote) at Halcyon Labs
Senior Frontend Engineer - React (Remote)
Team: Engineering - EU
Location: Spain - Barcelona
Commitment: Full-Time
Workplace Type: remote
Halcyon Labs Systems is a mission-driven organization and pioneer in industry cloud, helping life sciences companies bring therapies to patients faster. As one of the fastest-growing SaaS companies in history, we surpassed $3B in revenue in our last fiscal year with extensive growth potential ahead.
At the heart of Halcyon Labs are our values: Do the Right Thing, Customer Success, Employee Success, and Speed. We're not just any public company – we made history in 2021 by becoming a public benefit corporation (PBC), legally bound to balancing the interests of customers, employees, society, and investors.
As a Work Anywhere company, we support your flexibility to work from home or in the office, so you can thrive in your ideal environment.
The Role
At Halcyon Labs Link, we're building the intelligence layer for life sciences, creating connected data applications that accelerate drug development and significantly improve patient outcomes. Our core belief: combining the highest quality data with state-of-the-art software delivers immense value.
We believe execution matters most. Progress comes from speed, accuracy, and quality in what we build every day. Our engineering approach emphasizes clear product definitions leading to meticulous technical designs. We leverage a modern tech stack to deliver inherently reliable applications and a great user experience.
Our work spans two critical areas:
Data-Driven Insights
We develop sophisticated applications that map and understand global scientific and medical expertise, providing high-impact insights and AI-generated intelligence. Engineers here tackle complex data modeling, entity resolution, and advanced machine learning.
Intelligent Business Workflows
We engineer workflow applications powered by our data, using AI to find patterns and route information precisely. This involves designing scalable pipelines and intelligent automation.
Why Join Halcyon Labs Link?
Build products that create significant positive impact in global healthcare.
Work in an environment led by a CEO with an engineering background.
Work Anywhere means you can work in an office or at home on any given day.
Empowered Autonomy: Tech decisions are made within teams, giving engineers significant autonomy.
Collaborate with highly skilled teammates who take pride in achieving great outcomes. Excellence matters.
What You'll Do
– Build scalable web applications utilizing open-source tools and technologies
– Use REST and GraphQL APIs
– Be able to work independently while communicating progress to other members of the team
– Lead the technical planning, user story and technical acceptance creation, and coding
– Identify and correct complex bugs and problems
– Plan technical architectures that minimize or eliminates performance problems, complexity, or solution fragility
– Implement a front end based on mock-ups and in some cases based on visual design
– Develop a front end using the latest responsive design development techniques
Requirements
– At least 5+ years of professional experience building scalable and reliable web applications
– Experience with React or another comparable JavaScript framework
– Deep understanding of front end technologies, such as JavaScript, HTML, and CSS
– Unit test and debugging skills
– Independent, self-managed, and motivated
– Good command of the English language
Nice to Have
– Experience with any of the following would be a plus: Python, Django, AWS (or another cloud provider), any RDBMS, Elasticsearch, Redis
– Have a bachelor’s degree in Computer Science, Engineering, or Information Systems
LI-Remote
Halcyon Labs’s headquarters is located in the San Francisco Bay Area with offices in more than 15 countries around the world.
As an equal opportunity employer, Halcyon Labs is committed to fostering a culture of inclusion and growing a diverse workforce. Diversity makes us stronger. It comes in many forms. Gender, race, ethnicity, religion, politics, sexual orientation, age, disability and life experience shape us all into unique individuals. We value people for the individuals they are and the contributions they can bring to our teams.
If you need assistance or accommodation due to a disability or special need when applying for a role or in our recruitment process, please contact us at \[email protected\].