Software Developer (Full Stack) - Contract Only

Job description

**This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Software Developer (Full Stack) – Contract Only based in Brazil.** We are seeking an experienced Full Stack Software Developer to build, enhance, and maintain scalable, secure, and reliable applications within a modern technology environment. In this hands-on development role, you will contribute to new feature development, legacy system modernization, and integrations that support a global technology platform. You will work across the frontend and backend, combining React, C#, .NET Core, and Python with cloud-based services and data systems. Your work will help improve application performance, software quality, and the reliability of critical digital solutions. Collaborating with cross-functional teams in an Agile environment, you will contribute to architecture decisions, automation, DevOps practices, and secure development standards. This remote contract opportunity is ideal for a developer who enjoys solving complex technical challenges and using modern engineering tools, including AI-assisted development, to deliver meaningful results. ### Accountabilities - Design, develop, test, and deploy application modules and services across the full technology stack. - Translate product roadmap priorities into scalable, maintainable, and testable software solutions. - Build responsive, user-friendly interfaces using React and modern JavaScript or TypeScript. - Develop backend services, APIs, and application logic using C#, .NET Core, and Python. - Implement and maintain event-driven and message-based integrations using technologies such as RabbitMQ. - Connect frontend applications with backend services, databases, and third-party systems. - Design data models, manage database migrations, and optimize queries for performance and reliability. - Write and maintain automated unit and integration tests to support dependable releases. - Troubleshoot defects, refactor existing code, reduce technical debt, and improve application performance. - Implement and manage feature flags to support controlled, incremental software releases. - Maintain current dependencies, frameworks, and development tools in line with technical and security standards. - Use AI-assisted development tools, including code-generation assistants and agent-based workflows, to accelerate development and improve code quality. - Build internal tools and automation scripts that increase engineering productivity. - Contribute to AWS cloud infrastructure and services, as well as CI/CD pipelines and DevOps workflows. - Apply security and compliance best practices across application code and infrastructure. - Conduct thorough code reviews, promote consistent engineering standards, and share technical knowledge with colleagues. - Create and maintain technical documentation, including READMEs, API documentation, and operational runbooks. - Collaborate with internal teams to ensure software is maintainable, well-integrated, and aligned with broader technical objectives. - Support other engineers through technical guidance, pair programming, and mob programming. - Participate in daily stand-ups, sprint planning, retrospectives, and other activities within a hybrid Agile framework. - Provide production support through a shared on-call rotation. ### Requirements: - Bachelor's degree in Computer Science, Engineering, or a related field. - At least 5 years of hands-on full-stack software development experience, with strong expertise across frontend, backend, databases, and cloud technologies. - Proficiency in React and modern JavaScript or TypeScript for building responsive, high-quality user interfaces. - Strong backend development skills in C#, .NET Core, and Python. - Experience working with relational and NoSQL databases, including MySQL, PostgreSQL, Redis, and MongoDB. - Practical experience with AWS cloud services such as EC2, S3, RDS, Lambda, or comparable services. - Demonstrated ability to design scalable, maintainable software architectures and build reliable applications. - Experience using AI-powered development tools, such as GitHub Copilot, ChatGPT, or similar solutions, to generate, review, and optimize code. - Strong understanding of mobile-first design principles and experience developing responsive or mobile-enabled applications for real-world use. - Familiarity with DevOps practices, CI/CD pipeline design, and automated software delivery workflows. - Solid understanding of Agile development methodologies and collaborative software delivery. - Excellent analytical, debugging, and problem-solving skills, with the ability to resolve complex technical challenges. - Clear communication and collaboration skills, including the ability to work effectively across technical and non-technical teams. - Ability to work independently, manage priorities, and deliver high-quality work in a remote environment. **Nice to have:** - Experience integrating HubSpot CRM and Microsoft Dynamics Business Central ERP. - Familiarity with AWS Glue, SNS, SES, and CloudWatch. - Knowledge of Microsoft Remote Desktop Services. ### Benefits: - **Remote work:** The position is listed as fully remote, offering flexibility in how you organize your work. - **Contract engagement:** This opportunity is offered on a contractor basis. - **Technical impact:** Contribute to greenfield development, legacy modernization, cloud services, and mission-critical applications. - **Modern engineering environment:** Work with React, .NET Core, C#, Python, AWS, event-driven systems, and AI-assisted development tools. - **Collaborative team:** Partner with engineers and internal stakeholders through code reviews, technical discussions, and Agile delivery practices. - **Professional development:** Build experience across full-stack engineering, cloud infrastructure, automation, application security, and DevOps. - **Salary and additional benefits:** Compensation, healthcare, paid leave, and other benefits were not specified in the supplied job description and should be confirmed during the application process.