Senior Backend API Developer – Node.js, REST API, React Native, Cloud
Summary
Design, develop, and maintain scalable Node.js backend services and REST APIs powering React Native mobile applications, integrating with enterprise systems and cloud platforms (AWS/Azure/GCP).
Senior
Backend API Developer
Skills: Node.js, REST API, React Native, Cloud, Javascript
Toronto - Hybrid: 2 days a
week in office
We are looking for an
experienced Backend API Developer to design, develop, and maintain scalable
backend services and APIs for mobile applications built on React Native. The
ideal candidate should have strong expertise in Node.js, RESTful APIs, cloud technologies,
and integration with enterprise systems.
Key Responsibilities:
• Design, develop, and
maintain backend services using Node.js.
• Build secure, scalable,
and high-performance REST APIs for React Native mobile applications.
• Integrate backend services
with databases, third-party systems, and enterprise applications.
• Collaborate with mobile
developers, architects, and business stakeholders to deliver end-to-end
solutions.
• Implement authentication
and authorization mechanisms (OAuth, JWT, SSO).
• Optimize application
performance, scalability, and reliability.
• Troubleshoot production
issues and provide ongoing support.
• Develop unit tests and
participate in code reviews.
• Ensure adherence to
security, coding, and quality standards.
Required Skills
• 5+ years of experience in
backend development.
• Strong proficiency in
Node.js, Express.js, and JavaScript/TypeScript.
• Experience developing
RESTful APIs and microservices.
• Strong knowledge of SQL
and NoSQL databases (PostgreSQL, MySQL, MongoDB).
• Experience with cloud
platforms such as AWS, Azure, or GCP.
• Experience with API
security, OAuth, JWT, and API Gateway.
• Familiarity with CI/CD
pipelines, Git, and DevOps practices.
• Understanding of React
Native mobile application architecture and integration patterns.
Preferred Skills
• Experience with GraphQL.
• Knowledge of Docker and
Kubernetes.
• Experience integrating
with SAP, Oracle, or other enterprise platforms.
• Exposure to Agile/Scrum
delivery methodology.
Qualifications
• Bachelor's degree in
Computer Science, Engineering, or related field.
• Strong communication and
stakeholder management skills.
• Experience working in
enterprise-scale mobile application projects.
Nice to Have:
• Utilities industry
experience.
• Experience with mobile app
releases on iOS and Android platforms.
• Knowledge of enterprise
integration and cloud-native architectures.
This role will be
responsible for building robust backend APIs that power modern React Native
mobile applications while ensuring scalability, security, and high
availability.