Quick Summary
At Workana, we are seeking a Mid-Level Fullstack Developer specializing in Node.js and React.js to join the team of one of our clients. This client is a leading company in the electronic security and monitoring sector, renowned for providing robust and innovative technological solutions for alarm monitoring centers, CCTV, video monitoring, and technical service order management.
We are looking for a candidate passionate about technology and challenges, eager to contribute directly to solutions that positively impact the electronic security world. We value individuals comfortable managing legacy systems while innovating with new technologies.
About the Project:
This is a robust production project focused on automation, real-time communication, integrations with hardware and external systems, and modern web applications for operation and management.
This project directly impacts the safety and security of people and organizations. We strive to create robust and innovative technological solutions for monitoring centers. Your contribution will be essential for driving innovation in this sector!
Key Responsibilities:
- Develop and maintain APIs using Node.js.
- Develop web interfaces using React.js.
- Implement new end-to-end functionalities.
- Integrate frontend components with the backend.
- Work effectively with production systems.
- Ensure high code quality, performance, and security.
- Participate actively in code reviews.
- Collaborate with QA/Testers to validate deliverables.
- Document functionalities when necessary.
Mandatory Requirements:
- Minimum of 3 years of proven experience as a Fullstack Developer.
- Solid experience with Node.js for Backend development.
- Solid experience with React.js for Frontend development.
- Strong knowledge of JavaScript.
- Advanced knowledge of MySQL.
- Experience with RESTful APIs.
- Knowledge of JWT authentication (firebase/php-jwt).
- Familiarity with Git for version control.
- Ability to work effectively with existing codebases.
- Strong communication and teamwork skills.
Desirable Requirements:
- Experience with SaaS systems.
- Knowledge of software architecture.
- Experience with automated testing.
- Experience with critical or real-time systems.
- Experience with information security.
- Experience with MongoDB (specifically for logs).
- Knowledge of AWS (S3, EC2).
- Knowledge of Docker for container orchestration.
- Familiarity with artificial intelligence technologies, such as Windsurf AI or Cursor, applied to development.
- Knowledge of the electronic security sector is a plus.
- Familiarity with electronic security technologies and hardware integrations (e.g., alarms).
- Knowledge of video streaming (RTSP, HLS).
Contractual Conditions:
- 100% remote work.
- Full-time dedication (40 hours per week) focused on deliverables.
- Monthly payment between R$ 9,000 and R$ 11,000.
- Hiring as an Independent Contractor (PJ) through Workana.
- Continuous project with an initial 12-month contract, renewable based on performance.
Selection Process:
- Quick video screening via the Hireflix platform.
- Practical technical test via the Adaface platform (simulating real challenges).
- Brief alignment call with a Workana specialist recruiter.
- Technical and cultural interview directly with the client.
If you believe this is your next challenge and you are ready to contribute to an impactful project in automation and electronic security, apply now! Our Workana Talent team will contact you if you are selected for the next stage.

