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Cresol Cooperativa logo
Cresol Cooperativa

Fornecendo soluções financeiras com excelência por meio do relacionamento.

Senior Systems Developer – Frontend – React, Next.js

Frontend EngineerSoftware EngineerFull TimeRemoteSeniorTeam 5,001-10,000Since 1995H1B No SponsorCompany SiteLinkedIn

Location

Brazil

Posted

59 days ago

Salary

0

Seniority

Senior

Bachelor Degree15 yrs expPortugueseAzureCloudJavaScriptNext.jsReactReduxTypeScript

Job Description

Senior Systems Developer – Frontend – React, Next.js

Cresol Cooperativa

• Interface Development: Develop modern, scalable, and reusable interfaces using React, Next.js (15+) and TypeScript, with attention to performance, accessibility and visual consistency. • Frontend Architecture and BFF with Next.js: Design and maintain BFF (Backend for Frontend) layers using native Next.js features, ensuring efficient data orchestration, security and optimized traffic between frontend and backend. • State Management and UI Logic: Apply appropriate state management patterns (Context API, Zustand, Redux or similar). • Advanced React Performance: Work on application performance optimization, controlling re-renders and improving Core Web Vitals. • UX/UI and Visual Quality: Ensure intuitive, well-crafted interfaces by applying UX/UI best practices. • API Consumption and Integrations: Integrate the frontend with REST APIs, following best practices for error handling and resilience. • Quality and Testing: Ensure code quality through unit and integration tests. • Design System and Componentization: Contribute to the evolution of the design system and the component library. • Code Review and Best Practices: Participate in code reviews promoting quality and accessibility standards.

Job Requirements

  • Education: Bachelor’s degree in Computer Engineering, Computer Science or related fields.
  • Postgraduate: Specialization in Web Development, Software Architecture or related areas (required for the Senior career track at Cresol).
  • Proficiency with React and Next.js (15+): Solid experience with Hooks, Server and Client Components, rendering strategies (SSR, SSG, ISR) and performance-oriented frontend architecture.
  • BFF with Next.js: Practical experience implementing BFF using native Next.js features, including Server Actions and Route Handlers.
  • Advanced TypeScript: Mastery of static typing, generics, utility types and good modeling practices.
  • Frontend Styling: Experience with CSS Modules, CSS-in-JS (Styled Components, Emotion or similar) and scalable CSS organization.
  • Web Performance: Knowledge of optimizing React and Next.js applications, including bundle analysis, reducing re-renders and continuous improvement of performance metrics.
  • Versioning and Collaboration: Advanced Git knowledge and collaborative workflows (Pull Requests, code review).
  • Cloud and Deployment: Familiarity with deploying frontend applications and services on Azure (e.g., Static Web Apps).
  • Agile Methodologies: Experience in teams using Scrum or Kanban.

Benefits

  • Service Time Bonus – Recognition for your dedication and career with us.
  • Postgraduate Assistance – We invest in your knowledge with a special incentive for your postgraduate studies.
  • Educational Discounts – Exclusive partnerships with universities for Undergraduate, Postgraduate and MBA programs.
  • Cresol Corporate University – Continuous learning to boost your career.
  • Birthday Day Off – One day off in your birthday month to celebrate.
  • Parent Bonus – Special incentive for the arrival of a child.
  • Baby Kit – A welcome gift for new parents.
  • Wedding Assistance – Financial support for celebrating new life chapters.
  • Christmas Assistance – A gift to make the holiday meal more special.
  • Health Insurance – Monthly premiums 100% covered by Cresol.
  • Dental Plan – Monthly premiums 100% covered by Cresol.
  • Physical Activity Incentive – Access to gyms, yoga, meditation and other practices.
  • Workplace Gymnastics – Stretching and exercise sessions during the workday.
  • Blood Donation Incentive – Financial benefit for blood donors.
  • Cresol Cares – Free online therapy sessions for employees and dependents.
  • Life Insurance – Additional protection with critical illness coverage.
  • Cresol Longevity – Incentive to build financial reserves.
  • Private Pension – Incentive to build financial reserves.
  • Meal and/or Food Allowance – To make everyday life more convenient.
  • Daycare Assistance – Support for childcare up to 7 years old.
  • School Supplies Assistance – Support for children’s education up to 11 years old.
  • Transportation Voucher – Facilitating commuting by public transport.
  • Flexible Vacation – Option to split vacation into three periods.
  • Pet Leave – 2 days off to enjoy a new family member.
  • Extended Maternity Leave – Additional leave options beyond legal minimum.
  • Extended Paternity Leave – More time to enjoy this special moment.
  • Special Care Assistance – For employees who are parents of people with disabilities.
  • Justified Absence – Parents of children with disabilities have justified absences for consultations or hospitalizations.

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