Middle/Senior Front-End Developer (React/TypeScript) at Sigma Software

São Paulo, São Paulo, Brazil -

Full Time

Start Date

Immediate

Expiry Date

20 Aug, 26

Salary

0.0

Posted On

22 May, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

React.js, TypeScript, JavaScript, Next.js, HTML5, CSS3, GraphQL, Apollo Client, React Hooks, Context API, Redux, Redux-Saga, RESTful APIs, Component-based Architecture, State Management, Performance Optimization

Industry

Software Development

Description

Company Description Are you passionate about building exceptional user experiences and working with cutting-edge technologies? We are looking for a Middle or Senior Front-End Developer to join our growing team in Latam. In this role, you will work on building and maintaining modern web applications using React/TypeScript. You will collaborate closely with our backend developers and other team members to create seamless user experiences. CUSTOMER Our customer operates in the pet products marketplace sector, delivering a partner-facing platform that streamlines workflows, improves data management, and enhances system integrations. Known for innovation and operational efficiency, the company offers scalable solutions that connect diverse business systems and partners, enabling seamless collaboration and growth in a rapidly expanding market. PROJECT The project focuses on developing and maintaining a partner-facing platform integrated with a leading pet products marketplace. It includes ERP customization, system integrations, and API development to optimize backend processes and ensure seamless data exchange. Key Technologies: Python, ERPNext/Frappe, REST APIs, React.js, AWS, MySQL/MariaDB Job Description Develop and maintain scalable web applications using React.js and TypeScript Build responsive, user-friendly, and reusable UI components following best practices Integrate frontend applications with APIs and backend services Collaborate with product, backend, and UX teams to clarify requirements and deliver solutions Write clean, maintainable, and efficient code with strong testing and debugging practices Troubleshoot and resolve issues across frontend applications and user flows Participate in code reviews and contribute to continuous improvement and knowledge sharing Work independently in a fast-paced environment, supporting estimations, problem-solving, and technical discussions Qualifications 5+ years of experience in front-end development with React.js Strong understanding of JavaScript (ES6+), TypeScript, Next.js, HTML5, and CSS3 Hands-on experience with GraphQL (Apollo Client or similar) Familiarity with React Hooks, Context API, and Redux, including experience with Redux-Saga (optional) Experience with RESTful APIs and third-party integrations Understanding of component-based architecture and state management Knowledge of performance optimization and debugging techniques At least an Upper-Intermediate level of English WILL BE A PLUS Experience with ERP systems Familiarity with UI/UX design principles Additional Information PERSONAL PROFILE Proactive and self-motivated Strong attention to detail Excellent communication skills Ability to work in cross-functional teams Adaptable to fast-paced environments

Responsibilities

Develop and maintain scalable, responsive web applications using React.js and TypeScript for a partner-facing platform. Collaborate with cross-functional teams to integrate frontend applications with APIs and backend services while ensuring clean, maintainable code.