Job Title: Senior Back-End Developer
Job Summary:
We are seeking an experienced Senior Back-End Developer to lead the development, optimization, and maintenance of scalable and high-performance server-side applications. The ideal candidate should have a deep understanding of back-end technologies, database management, API development, and system architecture. This role requires strong technical leadership, problem-solving skills, and collaboration with front-end developers, DevOps engineers, and product teams to deliver robust solutions.
Key Responsibilities:
- Architect, develop, and maintain scalable, secure, and high-performance back-end systems
- Design and optimize databases for efficiency, scalability, and security
- Build and manage RESTful APIs, GraphQL services, WebSockets, and microservices
- Implement authentication & authorization mechanisms (JWT, OAuth, Role-Based Access Control)
- Ensure system security and data integrity, applying best practices to prevent vulnerabilities (SQL injection, XSS, CSRF)
- Optimize server performance, caching strategies, and database queries
- Implement and manage CI/CD pipelines, automated testing, and containerized deployments
- Work closely with front-end developers to ensure seamless API integration and user experience
- Collaborate with DevOps teams for deployment, scalability, and monitoring in cloud environments
- Troubleshoot and resolve complex system issues, performance bottlenecks, and security threats
- Lead code reviews, mentor junior and mid-level developers, and enforce best practices
- Stay updated with emerging technologies, evaluating and integrating them where necessary
Skills and Knowledge Required:
- Expertise in back-end programming languages: Node.js, Python, Java, PHP, Ruby, C#
- Deep knowledge of databases: SQL (MySQL, PostgreSQL, MS SQL), NoSQL (MongoDB, Firebase, Redis)
- Proficiency in API development: RESTful APIs, GraphQL, WebSockets, gRPC
- Advanced understanding of authentication & authorization: OAuth, JWT, SAML, API Keys
- Experience with microservices architecture and containerization: Docker, Kubernetes, Serverless Functions
- Strong understanding of cloud platforms and deployment strategies: AWS (EC2, S3, Lambda, RDS), Google Cloud, Azure
- Knowledge of DevOps practices, CI/CD pipelines, and Infrastructure as Code (Terraform, Jenkins, GitHub Actions, GitLab CI/CD)
- Experience with testing and debugging tools: Jest, Mocha, PyTest, JUnit, Postman, Swagger
- Security expertise: Encryption techniques, OWASP best practices, API security
- Performance optimization: Caching strategies (Redis, Memcached), database query optimization, load balancing
Educational Qualifications:
- Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field
- Relevant certifications in backend development, cloud computing, or cybersecurity are a plus
Experience:
- 5-8+ years of hands-on experience in back-end development
- Proven experience in leading development projects, mentoring teams, and architecting backend solutions
Key Focus Areas:
- Backend System Architecture and Scalability
- API Design and Security Best Practices
- Database Optimization and Query Performance
- Cloud Computing and Infrastructure Management
- Technical Leadership and Mentorship
Tools and Equipment:
- Code Editors/IDEs: VS Code, IntelliJ IDEA, Eclipse
- Version Control: Git, GitHub, GitLab, Bitbucket
- Databases: MySQL, PostgreSQL, MongoDB, Firebase, Redis
- Backend Frameworks: Express.js (Node.js), Django (Python), Spring Boot (Java), Laravel (PHP)
- API Tools: Postman, Swagger, GraphQL Playground
- Cloud & Deployment: AWS, GCP, Firebase, Azure, Docker, Kubernetes
- Monitoring & Logging: Prometheus, Grafana, ELK Stack
Other Requirements:
- Strong leadership and communication skills
- Ability to mentor junior and mid-level developers
- Experience in leading projects and making architectural decisions
- Passion for building efficient, secure, and scalable backend systems
- Continuous learning and staying updated with industry trends and emerging technologies