WHAT YOU GET
• REST or GraphQL APIs with clear resource design, versioning and error contracts
• Authentication and roles: JWT, OAuth, refresh tokens and audit logging
• Payments and integrations: Stripe, PayPal, webhooks, SMS and email providers
• Background jobs, queues and scheduled workers for the slow parts
• Database design and migrations in MySQL or PostgreSQL, with indexes that hold up at scale
• Dockerised environments, CI pipeline and staging to production deploys
• Documentation plus automated tests so your next developer is not guessing