Susoft Backend Enhancement
Modernizing and scaling the backend infrastructure for a leading Norwegian SaaS provider. Our work focused on optimizing high-throughput Node.js APIs and professional-grade database tuning for point-of-sale systems, ensuring stability and performance for enterprise retail clients across Norway.

25% improvement
Latency
High-throughput support
Capacity
Challenge & Scope
Requirements
Managing high data throughput during peak retail shopping hours
Optimizing legacy MySQL schemas without disrupting production data
Ensuring sub-second response times for POS transaction requests
Refactoring complex legacy API constraints into modern service patterns
Strategic Objectives
Modernize legacy backend infrastructure and improve API scalability for retail Point-of-Sale (POS) systems.
Key Deliverables
Technical Execution
Node.js API Optimization
Refined backend services using Node.js to handle increased transaction volumes, significantly reducing API latency and improving overall system responsiveness.
Database Performance Tuning
Conducted deep MySQL optimization, including index refinement and query restructuring, to solve performance bottlenecks in the POS reporting modules.
Technical Debt Reduction
Systematically refactored critical legacy modules into clean, maintainable TypeScript patterns, accelerating future developer onboarding.
Technical Stack
Backend
Node.js
TypeScript
Frontend
Angular
JavaScript
Database
MySQL (Optimized)
Process
Agile/Scrum Development
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Features & Outcomes
API Scalability
Stable performance during peak Norwegian retail hours.
POS Support
Reliable transaction logging for thousands of retail terminals.
Refactored Core
Reduced technical debt and improved codebase maintainability.
Client Benefits
Cost-effective scaling of core software without local hiring overhead
Immediate access to pre-vetted, high-quality TypeScript engineering talent
Reliable system performance for enterprise-level retail customers
Seamless collaboration across European time zones (UTC+3)
Strategic Outcomes
Achieved a highly stable and performant backend for Norwegian retail operations
Significantly faster response times for critical point-of-sale functions
Improved developer productivity through modernized codebase and documentation
Successful transition of legacy services to scalable architectural standards
System Interfaces

Project Team
Sami
Technical Lead / Backend
API Architecture & Database Tuning