Full Stack Developer – React / C# / .NET

TXP; Brasil; On-site; BRL 489,000 - 707,000; Full time

Job summary

TXP is seeking an experienced Full Stack Developer with strong React, TypeScript and C#/.NET skills to join a customer application development project. You’ll work across frontend and backend, building React interfaces and developing .NET REST APIs within a Microsoft Azure environment.

You’ll contribute throughout the development lifecycle, from planning and technical design to implementation, testing and defect resolution.

Qualifications

• Extensive hands-on experience with React, including Vite and React Router.
• Strong knowledge of TypeScript and JavaScript.
• Experience with component libraries such as MUI or PrimeReact or equivalent.
• Extensive experience consuming and integrating REST APIs.
• Extensive experience developing REST APIs with C# and .NET.
• In-depth understanding of REST API design patterns and best practices.
• In-depth knowledge of Microsoft Azure for application development.
• Experience writing unit tests and ensuring application quality.
• Solid understanding of software design principles and maintainable code.
• Experience working within Scrum-based Agile teams.
• Ability to understand how frontend and backend components interact within the wider application.
• Strong organisation, prioritisation and problem-solving skills.
• Good written and verbal communication skills, including the ability to explain technical topics to non-technical stakeholders.
• A proactive, collaborative approach and the ability to work independently.
• A degree in Computer Science, Engineering or a related discipline.
• Strong verbal and written communication skills in English.

Responsibilities

• Develop and maintain frontend applications using React, TypeScript and JavaScript.
• Build reusable UI components using libraries such as MUI or PrimeReact.
• Work with Vite and React Router.
• Design, build and maintain REST APIs using C# and .NET.
• Integrate frontend interfaces with backend services.
• Develop application solutions within Microsoft Azure.
• Write and maintain unit tests across your development work.
• Contribute to technical design, troubleshooting and defect resolution.
• Take ownership of agreed deliverables, meeting quality, functionality and delivery expectations.
• Participate in sprint planning, daily stand-ups, reviews and retrospectives.
• Manage your workload, communicate progress and raise risks or blockers early.
• Collaborate with TXP colleagues and client stakeholders, explaining technical decisions clearly.
• Contribute to development standards, best practices and knowledge sharing.

Skills

React

TypeScript

JavaScript

REST API design

Azure

Scrum-based Agile

Unit testing

English communication

Frontend-backend understanding

Education

Bachelor's degree in Computer Science, Engineering or related discipline

Tools

Vite

React Router

MUI

PrimeReact

C#/.NET

Job description

SUMMARY:

We’re looking for an experienced Full Stack Developer with strong React, TypeScript and C#/.NET skills to join a customer application development project.

You’ll work across the frontend and backend, building React interfaces and developing .NET REST APIs within a Microsoft Azure environment. You’ll contribute throughout the development lifecycle, from planning and technical design to implementation, testing and defect resolution.

This is a hands‑on role for someone who takes ownership, cares about software quality and enjoys collaborating with engineers and client stakeholders.

WHAT WILL YOU BE DOING:

• Develop and maintain frontend applications using React, TypeScript and JavaScript.
• Build reusable UI components using libraries such as MUI or PrimeReact.
• Work with Vite and React Router.
• Design, build and maintain REST APIs using C# and .NET.
• Integrate frontend interfaces with backend services.
• Develop application solutions within Microsoft Azure.
• Write and maintain unit tests across your development work.
• Contribute to technical design, troubleshooting and defect resolution.
• Take ownership of agreed deliverables, meeting quality, functionality and delivery expectations.
• Participate in sprint planning, daily stand‑ups, reviews and retrospectives.
• Manage your workload, communicate progress and raise risks or blockers early.
• Collaborate with TXP colleagues and client stakeholders, explaining technical decisions clearly.
• Contribute to development standards, best practices and knowledge sharing.

WHAT WE ARE LOOKING FOR:

• Extensive hands‑on experience with React, including Vite and React Router.
• Strong knowledge of TypeScript and JavaScript.
• Significant experience with component libraries such as MUI, PrimeReact or equivalent.
• Strong experience consuming and integrating REST APIs.
• Extensive experience developing REST APIs with C# and .NET.
• In‑depth understanding of REST API design patterns and best practices.
• In‑depth knowledge of Microsoft Azure and experience using it for application development.
• Experience writing unit tests and ensuring application quality.
• A strong understanding of software design principles and maintainable code.
• Experience working within Scrum‑based Agile teams.
• The ability to understand how frontend and backend components interact within the wider application.
• Strong organisation, prioritisation and problem‑solving skills.
• Good written and verbal communication skills, including the ability to explain technical topics to non‑technical stakeholders.
• A proactive, collaborative approach and the ability to work independently.
• A degree in Computer Science, Engineering or a related discipline.
• Strong verbal and written communication skills in English

AWESOME BUT NOT REQUIRED:

• Experience helping define development standards and technical guidelines.
• Experience mentoring developers and sharing technical knowledge.
• Relevant technical certifications.

WHAT’S IN IT FOR YOU?

• Be part of our collegial environment where responsibility and authority are shared equally amongst colleagues and help create our company culture.
• A culture in which we don’t criticise failure but ensure we learn from our mistakes
• An Agile environment where your ideas are welcome
• The possibility to grow and experience different projects
• Ongoing Training & Mentoring
• The possibility of travelling

ATTENTION! THIS POSITION IS FOR PORTUGAL OR BRAZIL-BASED ONLY