Job Title: Backend Developer

Job ID: BD/BACK/JULY 26

Company: AKOVA FINTECH SOLUTIONS PVT. LTD.

Location: 18 Rabindra Sarani, Poddar Court Building, Gate No: 3, 3rd Floor, Room No: N,

Kolkata - 700001

Salary: Competitive, based on experience

Job Summary

We are looking for an experienced Backend Developer to build, deploy, and maintain scalable backend systems for:

1. Digital Payment Applications

2. GPS Tracking Device Software

Key Responsibilities

1. Backend Development

- Design and develop RESTful APIs (or GraphQL) for mobile/web apps.
- Build secure payment processing systems (like UPI, wallet, transactions).

Implement real-time GPS tracking (WebSockets, MQTT, or similar).

- Handle user authentication (OAuth, JWT, 2FA).
- Optimize databases (PostgreSQL, MongoDB, Firebase, etc.) with indexing , caching.
- Ensure low-latency, high-availability systems.

2. Cloud s Hosting Management

- Deploy and manage backend on AWS/Azure/GCP.
- Configure CI/CD pipelines (GitHub Actions, Jenkins, etc.).
- Set up load balancing, auto-scaling, and monitoring.
- Manage domain, SSL, and security policies.

3. Security s Compliance

- OAuth2.0, JWT,



token-based authentication
- Implement PCI-DSS compliance (for payments).
- Secure APIs against SQLi, XSS, CSRF, DDoS.
- Data encryption (AES, RSA) and secure key management for sensitive info.

4. Collaboration

- Work with frontend team for API integration.
- Document APIs (Swagger/Postman).
- Debug production issues and optimize performance.

5. Experience

- 1 - 4 years experience is needed in the same field

Preferred Technical Skills Required

Languages: Node.js/Python/Java

Frameworks: Express.js/Django/Spring Boot

Databases: PostgreSQL, MongoDB, Redis

APIs: REST, WebSockets, GraphQL

Cloud: AWS (EC2, Lambda, RDS), Firebase, Docker, Kubernetes

Payments: Stripe/Razorpay/UPI integration, PCI-DSS experience GPS Tracking: MQTT, WebSockets, GIS tools

Valuable-to-Have Skills

- Experience in fintech or GPS tracking domains.
- Familiarity with IoT protocols (if GPS devices need backend support).

How to Apply:

Send your CV to [email protected] or call (phone hidden) for more details.

📌 Back End Developer (West Bengal)
🏢 Akova Fintech Solutions
📍 West Bengal