Mobile Backend Lead - Banking Domain

We are seeking an experienced Mobile Backend Lead to architect, design, and lead the backend ecosystem powering enterprise-scale mobile banking applications. The ideal candidate will have strong expertise in backend architecture, banking-grade security, API platforms, microservices, cloud-native technologies, and high-availability distributed systems.

This role requires hands-on technical leadership in building secure, scalable, resilient, and high-performance backend systems supporting digital banking and financial services platforms., * Define microservices architecture, domain boundaries, API standards, and integration patterns

• Develop secure, reusable, and high-performance backend services
• Establish architecture governance, coding standards, and engineering best practices
• Drive backend modernization and cloud-native transformation initiatives

API and Mobile Backend Development

• Design and develop RESTful APIs, GraphQL services, and Backend-for-Frontend (BFF) layers
• Optimize APIs for mobile consumption, low latency, and high throughput
• Implement API versioning, caching, throttling, retry, and resiliency strategies
• Collaborate with mobile engineering teams for integration and performance optimization
• Support real-time communication such as push notifications and WebSockets

Security and Compliance

• Implement authentication and authorization using OAuth2, OpenID Connect, JWT, MFA, and RBAC
• Ensure secure API communication, encryption, and secrets management
• Implement API security controls:

• API Gateway
• Rate limiting
• mTLS
• Threat protection
• WAF integration

• Ensure compliance with PCI DSS, GDPR, PSD2, RBI guidelines, and OWASP API Top 10

Distributed Systems and Transaction Processing

• Design highly available and fault-tolerant distributed systems
• Implement reliable transaction processing with strong consistency
• Define retry, reconciliation, compensation, and rollback strategies
• Implement event-driven architecture using Kafka or similar
• Support high-volume transaction systems with reliability and performance

Cloud and DevOps

• Lead deployments on AWS, Azure, or GCP
• Implement containerization using Docker and orchestration with Kubernetes
• Build CI/CD pipelines using Jenkins, GitHub Actions, GitLab CI, or Azure DevOps
• Implement Infrastructure as Code using Terraform or Helm
• Drive DevSecOps best practices

Database and Performance Engineering

• Design relational and NoSQL database architectures
• Optimize indexing, partitioning, and replication
• Implement caching using Redis or similar
• Improve backend throughput, latency, and scalability

Monitoring and Observability

• Define monitoring and observability standards
• Implement logging, tracing, and transaction monitoring
• Use tools such as Prometheus, Grafana, ELK, Datadog, and New Relic
• Drive incident management and root cause analysis

Leadership and Stakeholder Management

• Lead and mentor backend engineering teams
• Collaborate with architecture, mobile, product, QA, DevOps, and security teams
• Drive technical decisions and architecture reviews
• Participate in planning and strategy discussions
• Manage technical debt and continuous improvement, * Microservices and distributed architecture
• API design
• Banking security and compliance
• Scalability and resiliency
• Transaction processing
• Cloud and DevOps
• Observability
• Leadership
• Real-world backend scenarios

• 10+ years backend experience, 5+ years in leadership or architecture
• Expertise in:

• Java / Spring Boot
• Node.js / NestJS
• .NET Core

• Strong knowledge of:

• Microservices
• Distributed systems
• API design
• Event-driven architecture
• Cloud-native development

• Experience with:

• Kafka or RabbitMQ
• Redis
• PostgreSQL, Oracle, MySQL
• MongoDB, Cassandra, DynamoDB
• Kubernetes and Docker, * Experience in banking, fintech, or financial systems

• Knowledge of:

• Digital banking
• Payments and transfers
• Transaction processing
• Fraud systems
• Core banking integration

• Familiarity with regulatory compliance

Security Expertise

• Strong API and application security knowledge
• Experience with:

• OAuth2
• OpenID Connect
• JWT
• MFA
• API Gateway security
• Encryption and secrets management
• Secure coding, * BFF architecture experience

• CQRS and Event Sourcing
• Service mesh (Istio)
• Multi-region or disaster recovery architecture
• Cloud certifications, Bachelor's or Master's degree in Computer Science, Engineering, or related field, * AI-driven fraud detection
• Open Banking and PSD2
• Large digital ecosystems or super apps
• Serverless architecture, * Backend Architecture
• API Engineering
• Security and Compliance
• Distributed Systems
• Cloud and DevOps
• Performance Engineering
• Leadership
• Stakeholder Management
• Problem Solving