
Senior Backend Developer
3 days ago
About our team:
We are a rapidly growing eSIM services platform that simplifies connectivity with powerful APIs, robust interfaces, and seamless integrations. Our platform enables global eSIM lifecycle management, user onboarding, secure payment systems, and scalable deployments.
Key Responsibilities:
- API Development: Design, develop, optimize, and maintain high-performance RESTful APIs using Node.js and MongoDB.
- Scalability & Performance: Optimize backend performance for handling large data volumes and high-traffic production environments.
- Multi-Tenant SaaS: Develop and maintain multi-tenant architectures ensuring data policies, security, scalability, and efficiency.
- Microservices Architecture: Design and implement microservices-based solutions, ensuring modularity and maintainability.
- Database Management: Proficiently manage and optimize MongoDB, including indexing, aggregation, and performance tuning.
- System Engineering: Work with DevOps to ensure scalability, reliability, and security of backend systems.
- Product Development: Collaborate with product teams to build long-term, scalable backend solutions.
- Code Quality & Security: Write clean, maintainable, and secure code following industry best practices. Enforce coding standards, conduct detailed code reviews.
- Monitoring & Debugging: Implement logging, monitoring, and debugging tools to ensure system reliability.
- Collaboration: Work closely with frontend teams and DevOps to ensure seamless API integrations and deployments.
Requirements:
- 7+ years of experience in backend development with Node.js and MongoDB.
- Strong understanding of microservices architecture and system design principles.
- Experience in building and maintaining multi-tenant SaaS applications.
- Proven experience handling large-scale data and high-traffic production systems.
- Proficiency in MongoDB, including schema design, indexing strategies, and performance optimization.
- Experience with event-driven architecture and messaging queues (e.g., AWS SQS, RabbitMQ, Kafka).
- Knowledge of authentication and authorization mechanisms (JWT, AWS Cognito, SSO).
- Strong experience with API development best practices, security, and rate limiting.
- Familiarity with containerization (Docker, Kubernetes) and CI/CD pipelines.
- Proficiency in cloud services (AWS, GCP, or Azure) for backend infrastructure.
Benefits:
- We offer competitive compensation packages.
- Opportunities for professional growth and development.
- A dynamic and collaborative work environment.
Others:
- We are an equal opportunities employer.
- We value diversity and inclusion in the workplace.
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