Senior Front-end Developer, React

Role Overview

• It is a digital product from Grupo Boticário focused on the financial journey of business partners.
• Enables franchisees to perform reconciliations (sales, card payments and bank) and to manage processes such as Cash Flow and the Income Statement (DRE).
• The central objective is to monitor the financial health of partner businesses through essential metrics.
• You will act as the technical lead for implementing solutions of very high complexity and criticality, playing an active role in defining quality standards, performance optimization and the adoption of advanced architectures such as Micro Frontends.
• High-Complexity Development and Leadership: Lead the technical implementation of high-complexity and critical features and solutions, acting as the primary hands-on executor of the squad.
• Code Quality and Standards: Write clean, efficient and secure code, and act as a reference for applying best practices within the squad (informal mentorship). Ensure adequate coverage of unit, integration and regression tests for developed features.
• Information Security and Compliance: Apply Information Security policies (Security by Design) throughout the development lifecycle, perform risk analyses and ensure solutions comply with internal and regulatory guidelines.
• Production Support: Serve as a technical reference in supporting the product in production, leading the investigation and resolution of high-complexity incidents and problems (troubleshooting) to ensure system stability and availability.
• Architecture and Micro Frontends: Serve as a reference for implementing Micro Frontends and actively collaborate with Specialists and Tech Leads in architectural planning and design.
• Optimization and Performance: Conduct collection and analysis of performance metrics to identify bottlenecks and propose/implement solutions that optimize system efficiency and scalability.
• Innovation and AI: Explore and implement technological innovations that add value to Finanças GB products and processes.
• Mentorship and Technical Reference: Act as a technical reference for the team, actively promoting improvements in code quality, design and services (informal mentoring to Mid and Junior developers).
• Documentation: Develop and maintain detailed technical documentation, ensuring a solid knowledge base is available for consultation and reference.

Requirements

• Proven experience (minimum 5 years) in frontend software engineering, with a track record in Senior roles.
• Solid experience with HTML, CSS and JavaScript/TypeScript for front-end development.
• Solid experience programming with React, including state management, hooks, etc. Strong knowledge of Micro Frontends.
• Deep mastery of automated testing (unit, integration and regression), SOLID principles and object-oriented design.
• In-depth knowledge of application security (e.g., OWASP Top 10) and system hardening practices.
• Proven track record in performance optimization and scalability of transactional applications.
• Desirable: Experience with Module Federation and/or other web frameworks such as Angular and/or Vue.js.
• Experience and solid knowledge in Financial processes and solutions.

Tech Stack

• Angular
• JavaScript
• React
• TypeScript
• Vue.js

Benefits

• Here, your Health is a priority
• Medical and dental plans
• Medication assistance
• Health allowance for family members
• Free psychotherapy sessions
• Telemedicine and second medical opinion
• Free flu vaccination
• Health care programs
• To take care of your Nutrition
• Meal voucher or local restaurant voucher (depending on work model)
• Food allowance
• Christmas food allowance
• Ensuring Well-being and Quality of Life in all aspects of life
• Gym and fitness studio plans
• Home office allowance (for hybrid and remote work models)
• Pet health plan
• Birthday day off
• Up to 40% discount on our products
• Employee association (partnerships and discounts, multibrand store, TotalPass gyms, courses and much more!)
• Travel and accommodation program
• For the Family, our most precious asset
• Childcare assistance
• Child nutrition credit
• Babysitting allowance
• School supplies assistance
• Legal, psychological and social counseling
• Support for atypical parents
• Extended parental leave (180 days for mothers and 120 days for fathers)
• Mobility for your on-site commute
• Transportation voucher and parking (hybrid and on-site models)
• Security for protection and financial peace of mind
• Life insurance
• Assistance in the event of a parent's death
• Private pension
• Payroll-deductible loans