Senior Engineer (Fullstack)

As a Senior Engineer (Fullstack) at Velotio Technologies, you'll be responsible for developing both the frontend and backend of our client-facing applications. This includes using technologies like TypeScript, React, and Node.js to create seamless user experiences and reliable server-side processes. You'll also participate in code reviews, mentor junior engineers, and ensure best practices in testing and deployment processes are followed.

To qualify for the Senior Engineer (Fullstack) role at Velotio Technologies, candidates should have at least 6 years of experience in software development, with a strong mastery in TypeScript, JavaScript, React, and Node.js. Familiarity with cloud technologies, data engineering principles, and DevOps practices is also crucial, as our projects often involve complex systems and require robust knowledge in microservices architecture and API design.

A Senior Engineer (Fullstack) at Velotio Technologies should be well-versed in several key technologies. This includes frontend languages like TypeScript and frameworks like React, while also being proficient in Node.js for backend development. Knowledge of cloud solutions, containerization with Docker, and database management using PostgreSQL is critical. Additionally, experience with CI/CD pipelines, event-driven architecture, and modern testing frameworks will greatly enhance project delivery.

At Velotio Technologies, the work culture is autonomous and empowering. We champion ownership and quick decision-making, allowing our team members to thrive. Our flat hierarchy ensures every voice is heard, fostering an inclusive environment where diversity is celebrated. Plus, enjoy regular team celebrations and a fun atmosphere that values collaboration and innovation.

Velotio Technologies is committed to the professional growth of its employees, especially for Senior Engineers (Fullstack). We offer mentorship programs, training workshops, and opportunities to work on challenging projects that enhance both technical and soft skills. Our culture encourages continuous learning, enabling individuals to advance their careers while contributing meaningfully to innovative projects.

When answering this question, focus on specific projects where you've utilized JavaScript in both frontend and backend contexts. Highlight your familiarity with frameworks such as React for the frontend and Node.js for the backend. Mention any challenges you faced and how you overcame them using your JavaScript skills, demonstrating your problem-solving abilities and depth of knowledge.

Discuss your understanding of REST principles, including statelessness and resource-based URIs. You should outline your process, which includes identifying the resources, defining the endpoints, and ensuring proper HTTP methods (GET, POST, PUT, DELETE) are used. Emphasizing your experience with tools like OpenAPI or Swagger for documentation can also be beneficial.

Explain your coding standards and practices, such as code reviews, consistent styling rules, and the use of linters. Discuss the importance of writing unit tests and utilizing integration testing frameworks. Mention specific tools or methodologies you've used, such as Jest for testing or conducting peer reviews, to illustrate your commitment to quality.

Be specific about a challenge you faced, what made it difficult, and the steps you took to overcome it. Describe the tools and technologies you used, as well as the outcome. Highlight how this experience improved your skills and how you apply those lessons to future projects.

Detail any projects where you've implemented microservices and the reasoning behind choosing this architecture. Discuss coordination between services, API Gateway implementation, and scaling considerations. Explain how microservices facilitate faster development cycles and how you handle inter-service communication using tools like Kafka or REST APIs.

Walk through your debugging process, including reproduction of the error, analyzing logs, utilizing debugging tools, and isolating the issue. Highlight the importance of maintaining a calm and structured approach, utilizing your knowledge of software design patterns, and refer to specific incidents where your debugging skills were crucial.

Discuss specific CI/CD tools you've utilized, such as Jenkins, CircleCI, or GitHub Actions. Explain how these tools streamline the deployment process, enhance collaboration, and enable faster feedback loops. Share experiences where CI/CD pipelines significantly improved project delivery and code stability.

Emphasize your familiarity with Git, discussing branching strategies, commit practices, and pull request workflows. Explain the importance of keeping a clean commit history and how effective version control contributes to team collaboration. Pull from experiences where your use of version control led to smoother project development.

Talk about a mix of testing strategies, including unit tests, integration tests, and end-to-end tests. Mention frameworks you've used, such as Jest or Playwright, and emphasize a test-driven development (TDD) approach if applicable. Share how a robust testing strategy improves code quality and reduces bugs.

Discuss your commitment to continual learning through various channels like blogs, online courses, tech meetups, and communities. Mention specific resources you follow or any certifications you've obtained that keep your skills sharp and relevant in the fast-paced tech world.