
Education ⢠B2C
King of Languages is a 100% online English school offering personalized, immersion-focused language courses and private lessons. It provides up to five one-on-one classes per week with flexible scheduling, multimedia learning resources, continuous student support, and a 24/7 study platform. The school serves learners from age 11 upward and handles payments via common local methods (card, boleto, PIX), emphasizing practical communicative and cultural skills to achieve fluency.
501 - 1000 employees
Founded 2021
đ Education
đĽ B2C
October 28
đ§đˇ Brazil â Remote
đľ R$3k - R$4.5k / month
â° Full Time
đĄ Mid-level
đ Senior
đ Backend Engineer
đŁď¸đ§đˇđľđš Portuguese Required

Education ⢠B2C
King of Languages is a 100% online English school offering personalized, immersion-focused language courses and private lessons. It provides up to five one-on-one classes per week with flexible scheduling, multimedia learning resources, continuous student support, and a 24/7 study platform. The school serves learners from age 11 upward and handles payments via common local methods (card, boleto, PIX), emphasizing practical communicative and cultural skills to achieve fluency.
501 - 1000 employees
Founded 2021
đ Education
đĽ B2C
⢠Develop and maintain scalable, secure, and well-structured APIs (.NET 8) ⢠Implement queues, background jobs and messaging (RabbitMQ, Hangfire) ⢠Optimize MySQL queries and apply caching with Redis ⢠Automate builds, tests and deployments via CI/CD (GitHub Actions) ⢠Create and refine React + TypeScript interfaces, ensuring clean integration with the backend ⢠Configure and maintain containerized environments (staging and production) ⢠Monitor logs, metrics and alerts, acting proactively ⢠Participate in architectural decisions and propose continuous improvements.
⢠3 years of experience with .NET Core 6+ (preferably .NET 8) ⢠Strong knowledge of ASP.NET Core, EF Core, REST APIs and best practices (SOLID, Clean Architecture) ⢠Experience with RabbitMQ, Redis and MySQL ⢠Proficiency in React + TypeScript (integration with REST APIs, reusable components) ⢠Experience with Docker and CI/CD pipelines ⢠Disciplined, resilient, communicative and results-oriented profile ⢠Ability to handle challenging deadlines while maintaining delivery quality ⢠Differentials: Experience with DDD, Event Sourcing or distributed architectures; experience with Infrastructure as Code (Terraform, Ansible); knowledge of Nginx, Linux and Security; technical portfolio or contributions to open-source projects.
⢠iFood benefit - flexible option
Apply NowOctober 28
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đ§đˇ Brazil â Remote
đľ R$12.8k / month
â° Full Time
đ˘ Junior
đĄ Mid-level
đ Backend Engineer
đŁď¸đ§đˇđľđš Portuguese Required
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đŁď¸đ§đˇđľđš Portuguese Required
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đŁď¸đŞđ¸ Spanish Required
đŁď¸đ§đˇđľđš Portuguese Required
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đŁď¸đ§đˇđľđš Portuguese Required
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đŁď¸đ§đˇđľđš Portuguese Required