Back End Developer (Android)

AKOVA FINTECH SOLUTIONS PRIVATE LIMITED

1 - 5 years

2 - 4 Lacs

kolkata

Posted:3 weeks ago| Platform:

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Skills Required

restful apis java rsa csrf ddos jwt 2fa ssl sql oauth jenkins gps tracking xss api aws sqli python

Work Mode

Work from Office

Job Type

Full Time

Job Description

Job Title:

Job ID:

Company:

Job

Backend

Digital

GPS

1.

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.

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.

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.

Work with frontend team for
API

integration
.
Document APIs (
Swagger/Postman
).
Debug production issues and optimize performance.

5.

1

4

years’

experience

is

needed

in

the

same

field

Preferred

Languages:

Cloud:

Good-to-Have

Experience in
fintech

or

GPS

tracking

domains
.
Familiarity with
IoT

protocols
(if GPS devices need backend support).

How

pratik.ghosh@akova.in

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