Senior Backend Engineer focused on Golang, designing and developing robust backend applications in a Paris - based tech startup. Collaborating with product and DevOps teams while mentoring junior profiles.
About the role
- Full-stack engineer developing scalable web applications using Python and JavaScript. Collaborating in a product-driven environment at Tecknoworks.
Responsibilities
- Are you passionate about building scalable, high impact web applications from end to end?
- Do you thrive in a collaborative, product-driven environment where innovation and ownership matter? If you're ready to shape modern applications using Python, JavaScript, and cloud-native technologies, we want to hear from you!
Requirements
- Design, develop, and maintain end-to-end web applications using Python, JavaScript (Node.js/React), and MongoDB.
- Build and deploy microservice-based architectures following 12-Factor App principles to ensure scalability, maintainability, and resilience.
- Collaborate cross-functionally with product managers, designers, and fellow engineers to translate business needs into technical solutions.
- Develop and integrate RESTful APIs, managing data flows between backend and frontend systems with reliability and efficiency.
- Implement CI/CD pipelines, write automated tests, and maintain high standards of code quality through reviews and best practices.
- Support cloud deployments (AWS), focusing on system reliability, performance optimization, and cost efficiency.
- Monitor, troubleshoot, and resolve production issues, contributing to the continuous improvement of application performance and team processes.
- Key Qualifications
- Strong programming experience with Python and JavaScript (Node.js, React).
- Hands-on expertise with MongoDB, including schema design, indexing strategies, and performance tuning.
- Deep understanding of microservices architecture and 12-Factor App methodology.
- Familiarity with CI/CD tools, Docker, and Git-based workflows.
- Proficiency in designing, consuming, and securing RESTful APIs.
- Solid foundation in software design principles, testing frameworks, and maintainable coding practices.
- **Nice-to-Have Skills**
- Exposure to AWS services such as Lambda, ECS, S3, CloudWatch, and basic cloud infrastructure setup.
- Familiarity with Redis or message queueing systems (e.g., SQS).
- Experience with frontend performance optimization, responsive UI, and state management (Redux, Zustand).
- Understanding of DevOps concepts, Infrastructure-as-Code (Terraform/CloudFormation), and container orchestration (ECS).
- Awareness of security best practices, authentication standards (OAuth/JWT), and monitoring/performance tools.
Job title
Job type
Experience level
Salary
Not specified
Degree requirement
Tech skills
Location requirements
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