Susoft Backend Enhancement
Modernizing and scaling the backend infrastructure for a Norwegian SaaS provider. Our work focused on optimizing high-throughput Node.js APIs and database tuning for point-of-sale systems, ensuring stability and performance for retail customers across Norway.
25% improvement
Latency
Support for increased transaction volumes
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, reducing API latency and improving overall system responsiveness.
Database Performance Tuning
Conducted 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 engineer 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
Transaction logging for thousands of retail terminals.
Refactored Core
Reduced technical debt and improved codebase maintainability.
Client Benefits
Expansion of backend capacity of core software without extending the internal hiring process
Immediate access to senior TypeScript engineers
Consistent system performance for corporate-level retail customers
Direct collaboration across European time zones (UTC+3)
Strategic Outcomes
Achieved a backend capable of supporting retail transaction workloads for Norwegian retail operations
Significantly faster response times for critical point-of-sale functions
Improved engineer 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
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