Hybrid Senior Backend Engineer

at Workana

• Job title: Senior Backend Engineer
• Job type: Full Time
• Experience level: Senior
• Salary: R$12,000 - R$18,000 per month
• Degree requirement: Bachelor's Degree
• Tech skills: AWS, Firebase, JavaScript, MySQL, Node.js, TypeScript
• Location requirements: Hybrid, Sao Paulo, Brazil

About the role

• Senior Backend Engineer role focused on developing internal logistics tools for a complex platform in Brazil. Leading backend architecture and collaborating across teams in a hybrid work model.

Responsibilities

• Lead the implementation of robust backend modules for our internal platform.
• Design and maintain backend architecture and logic using Node.js, Express, and MySQL.
• Participate in system design discussions and technical decision-making.
• Propose and implement improvements across the stack with a focus on performance and scalability.
• Ensure code quality by following best practices, conducting reviews, and implementing automated tests.
• Collaborate closely with Product, Design, and Operations teams to understand and solve real user problems.
• Provide technical guidance and mentorship to other engineers.

Requirements

• Bachelor's degree in Computer Science or equivalent experience.
• Minimum of 5 years of professional experience with Node.js and TypeScript.
• Strong proficiency in Express, including REST APIs.
• Solid experience with MySQL. Elasticsearch is a plus.
• Experience integrating mapping libraries (Google Maps, Mapbox).
• Comfortable working with Firebase for storage.
• Knowledge of AWS (S3, Lambda).
• Ability to architect scalable, secure, and maintainable systems.
• Fluency in writing clean, testable, and well-documented code.
• Good communication, team spirit, and a proactive attitude.
• Availability to participate in an on-call rotation covering night shifts and high-demand periods.
• Flexibility to work paid overtime in case of technical incidents.

Benefits

• Work model: Hybrid (on-site in São Paulo 3x per week).
• Schedule: Full-time (8 hours per day).
• Compensation: Between R$ 12,000.00 and R$ 18,000.00 per month.
• Contract: PJ via cooperative, directly with the client.
• Stability: Opportunity for a long-term partnership.
• Paid day off on your birthday.
• 5 days of Paid Time Off per year, in addition to vacation time.
• Multicultural environment with learning opportunities alongside teams from various countries in the region.