Staff Frontend Software Engineer | BASE Team

We are hiring a Staff Frontend Software Engineer (Individual Contributor) to join our BASE FA Teams in Brazil! This is a Remote – Brazil position, meaning you can work from anywhere within the country. At the BASE (Business Architecture Services), we build the heart of the Wellhub business model. In this role, you will go beyond coding — you will drive technical excellence across services and teams, mentoring engineers, shaping frontend architecture, and ensuring Wellhub continues to deliver reliable, scalable, and user-centric solutions.

Responsibilities

Lead frontend development in the BASE Focus Area, influencing architecture and design decisions across teams; Design and implement straightforward solutions to complex scenarios, ensuring scalability and maintainability; Work closely with product managers and designers to translate vision and needs into technical solutions; Serve as a focal point in communication with other teams and areas of the company; Serve as a technical reference to the team and gain recognition across the company; Mentor and guide other engineers, fostering a culture of technical excellence, ownership, and collaboration; Live the mission and create a supportive environment for wellbeing and work-life balance

Requirements

Specialist frontend software engineer with strong expertise in React and React Native, along with solid understanding of related technologies; Experienced in distributed systems and modern system designs, including cloud environments, CI/CD pipelines, Backend for Frontend (BFFs), Micro Frontends, and web and mobile applications; Skilled in designing and developing complex modern mobile and web applications; Experienced with RESTful and GraphQL services, collaborating with backend teams to create mockups, define payloads, and follow HTTP best practices; Capable of architecting large-scale, multi-tier web applications; Team player who provides mentorship to junior colleagues; Effective communicator in Portuguese and English; Strong desire for learning and self-development; Bachelor’s degree in computer science or equivalent professional experience; Prior experience in React and React Native are mandatory

Benefits

Free Gold+ Wellhub membership with access to gyms, studios, digital fitness programs, and wellness resources, plus up to three family members; WELLZ emotional wellbeing program with individual therapy sessions and on-demand content; Health, dental, and life insurance; Flexible work options with hybrid and remote opportunities and home office reimbursement; Flexible schedule aligned with time zones, team needs, and personal routines; Paid time off with vacations after 6 months, additional days off, and birthday day; 100% paid parental leave; Career growth opportunities and personal development resources; Inclusive and collaborative culture