Application architecture
Modular monoliths, microservices and serverless patterns selected for the real scale, team and operational context of your product.
tokensoftStart a project Service 02
Secure foundations for software that must scale.
We design and engineer the services, APIs, databases and integrations behind demanding digital products. The result is reliable software that protects data, handles complexity and can evolve with your organisation.
Discuss your project ↗
02 / Back-End Systems & API EngineeringArchitecture under review Systems being aligned
Strategy alignedProduction readyBuilt to evolve
Back-End Systems & API Engineering
The systems users never see determine what your product can become.
From new platforms to legacy modernisation, Tokensoft builds production-ready back-end systems around your business and technology needs. We apply clean architecture, disciplined coding standards and secure integration patterns so the foundation remains dependable long after launch.
Our promise
A maintainable, observable and secure application core designed for real operating conditions—not only the first demo.
What this service covers
Specialist capability, connected to the full product lifecycle.
API development & integration
Secure REST, GraphQL and event-driven interfaces connect internal systems, payment services, data providers and external platforms.
Data engineering
Relational, document and specialised data stores designed for integrity, useful reporting and efficient transaction processing.
Legacy modernisation
We stabilise and incrementally modernise existing systems so the business can move forward without unnecessary operational disruption.
How Tokensoft adds value
Designed for the conditions that matter in production.
Technology choices only create value when they support usability, maintainability, security and the business operating model together.
Security by design
Authentication, authorisation, encryption, auditability and secure development practices are built into the architecture.
Scalability & performance
Database optimisation, caching, queues and workload design help systems remain responsive as usage and data grow.
Maintainable code
Modular design, documentation, automated tests and thoughtful review reduce the cost and risk of future change.
Reliability
Observability, backups, failure handling and recovery planning protect critical workflows and data.
Our delivery approach
Structured enough to protect the outcome. Lean enough to keep learning.
Architect
Define boundaries, data models, integrations, security controls and non-functional requirements.
Engineer
Build in tested increments with visible interfaces, automated quality checks and regular technical review.
Operate
Deploy with monitoring, documentation and ownership arrangements that support dependable production use.
What you receive
Clear outputs. Visible progress.
- ✓Application and service architecture
- ✓Secure APIs and integrations
- ✓Database design and migration
- ✓Automated unit and integration tests
- ✓Technical documentation
- ✓Production deployment and monitoring
Methods & technologies
TypeScriptNode.jsPython.NETPostgreSQLSupabaseREST & GraphQLQueues & events
02Let's work together
Ready to move this product forward?
Bring us the challenge, the current system or the new idea.
Choose a starting point ↗