Billing Developer Jobs

1 job found

3mo ago

Senior .NET Developer (Billing Platform)

Vaco by Highspring Orlando, FL

Orlando, FL

3mo ago Closed

$120k - $125k/yr Full time Senior .NET ASP.NET Core

This position is no longer accepting applications (closed May 11, 2026).

Job Description

Vaco by Highspring invites you to join the Orlando, FL team as a Senior .NET Developer focused on a billing platform. This onsite role offers a competitive annual salary of USD 120,000 to 125,000 and the chance to influence high‑volume, mission‑critical systems. You will help build and scale backend services, collaborate across the full software lifecycle, and translate business needs into robust technical solutions within a culture that prioritizes ownership, quality, and continuous improvement.

Responsibilities

Contribute to the development of a billing and claims platform that supports high‑volume transactional workloads
Build and scale backend services and enterprise applications
Improve and evolve existing systems and architecture
Design scalable, maintainable, and extensible solutions
Engage across the full SDLC, including design, development, testing, and deployment
Collaborate cross‑functionally to translate business requirements into technical solutions
Ensure code quality through test automation
tackle complex domain‑driven problems and system integrations

Requirements

Strong experience with .NET / C#
Experience with MS SQL Server and relational databases
Background developing service‑based / API‑driven applications
Experience with ASP.NET Core
Familiarity with Entity Framework / EF Core
API development tools: REST APIs, Swagger, Postman
Frontend SPA frameworks: Angular or React
TypeScript, Node.js, Webpack
Authentication: OAuth / JWT
Architecture & Systems: Microservices architecture
Distributed systems
High‑volume, event‑driven / queued workflows
Messaging tools such as RabbitMQ
Testing: Unit testing / test automation

Technologies

.NET / C#
MS SQL Server
ASP.NET Core
Entity Framework / EF Core
REST APIs
Swagger
Postman
Angular
React
TypeScript
Node.js
Webpack
OAuth
JWT
Microservices architecture
Distributed systems
High‑volume, event‑driven / queued workflows
RabbitMQ
Unit testing / test automation

Key Traits

Strong problem‑solving skills
Ownership mindset over applications and systems
Focus on building high‑quality, scalable solutions
Continuous improvement mindset

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