SDK.finance FinTech Platform Technology

Process massive transaction volumes – 2,700 TPS (business transactions per second) and beyond, thanks to our industry-leading performance and future-ready tech stack.

High performance core for payments businesses

API-first approach (400+ REST APIs)

Databases 100% under your control

Isolated cloud infrastructure

Security by design

Flexible CI/CD

PCI DSS compliance (soon)

Tech stack and APIs

Backend

System core: Java 17
Frameworks: Spring, Spring Boot, Hibernate ORM

Databases

Operational DB: PostgreSQL
Transaction viewer DB: MongoDB

API layer

400+ Open API endpoints
API architecture: REST, gRPC
Documentation: Swagger

Front-end

Technologies: VUE.JS, TypeScript
Version control and CI/CD: GitLab

2,700 TPS* workload capacity

SDK.finance transaction processing capacity starts at 2,700 TPS* (business transactions per second) on a basic configuration, which translates to over 230 million daily business transactions to sustain your growth without a hiccup.

See performance testing details

*Internal transactions within the system.

Infrastructure and deployment

SDK.finance Platform is deployment agnostic and can operate effectively regardless of the underlying hardware or cloud infrastructure.

Cloud-based

Available on AWS, Azure, and GCP, allowing for global deployment that adheres to regional compliance and data sovereignty requirements.

On-premises

Deployed in private data centers to cater for specific control, security, or regulatory compliance needs.

Containerized and virtualized

Uses Kubernetes to ensure consistency and reliability across different environments.

Local infrastructure

Ensures that data remains within the country of operation, adhering to data localization and sovereignty regulations.

Hardware requirements

Here are the minimum requirements of the instance for both Production and Test environments to run the system and ensure its stable performance.

Front end

CPU – 1
RAM – 2 GB
SSD – 40 GB
OS: Ubuntu 22.04 LTS
Software: NGINX 1.18.0

Application server

CPU – 4
RAM – 8 GB
SSD – 160 GB
OS: Ubuntu 22.04 LTS
Software: openJDK 17

Postgres DB

CPU – 4
RAM – 16 GB
SSD – 160 GB
OS: Ubuntu 22.04 LTS
DB: PostgreSQL – 14.4

Transaction Viewer DB

CPU – 2
RAM – 4 GB
SSD – 80 GB
OS: Ubuntu 22.04 LTS
DB: MongoDB – 6.02

Security

We’ve implemented a comprehensive, multi-layered security approach that protects financial information from unauthorized access, cyber threats, and human error.

System architecture security

ISO 27001 compliance
TLS encryption and hashing algorithms (SHA-256/512)
Network & intrusion protection:
- IP filtering
- firewalls
- IDS and WAF

Code quality & security testing

SonarQube
OWASP
unit/integration tests
static code analysis

Client & staff access

Multi-factor authentication:
- 2FA and OAuth for both user and staff logins.
Back-office access controls:
- OTP, HMAC, and role-based access control (RBAC).