Senior Software Engineer; FIV

The Senior Software Engineer – Full Stack is responsible for designing, building, and maintaining scalable web applications and integrations that support Fivestar’s internal operations and customer-facing platforms. This role plays a key part in integrating ERP systems (Radius), Power BI, and CRM tools like  with external applications while also developing custom applications such as a Sales Order Task Management System and Customer Portal.

This is a technical role that requires deep experience in both front-end and back-end development, ERP system integration, and Microsoft SQL Server.

Key Responsibilities ERP & API Integration Design and implement secure APIs between Radius ERP, Power BI, , and other platforms.

Develop and maintain RESTful services and webhook-based integrations.

Support and troubleshoot existing API connections across multiple systems.

Full-Stack Web Application Development Lead the development of a custom Sales Order Task Management System and Customer Portal.

Design user-facing components using React, Shadcn/UI, and Tailwind CSS.Build and manage server-side logic using Flask (Python) or .NET (C#).Ensure system integration with ERP for automation and reporting.

Database & Business Intelligence Design, optimize, and maintain Microsoft SQL Server databases.

Create efficient stored procedures, views, and indexes to support application and reporting needs.

Collaborate with analysts to integrate Power BI dashboards and ERP data sources.

Software Development & Deployment Write clean, maintainable, well-documented code.

Implement and maintain CI/CD pipelines for automated deployments.

Monitor system health and performance and resolve production issues as needed.

Performance Expectations Deliver new modules or features on schedule as part of sprint cycles.

Maintain high reliability of integration systems (99.9% uptime).Ensure high security standards are maintained across all codebases.

Actively contribute to team code reviews and architectural planning.

Work Environment &

Physical Requirements Work is primarily performed in an office environment using standard computer equipment.

May require extended periods of sitting and use of digital communication tools (Zoom, Teams, etc.).Reasonable accommodations will be made for qualified individuals in accordance with the ADA.

Required Qualifications Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience).5+ years of experience as a full-stack developer or software engineer.

Proficient in React (or Angular/Vue) and modern frontend development.

Strong backend skills with Python (Flask/FastAPI) or .NET (C#).Experience working with Microsoft SQL Server and T-SQL.Knowledge of REST APIs, JSON, and Webhooks.

Experience integrating with ERP systems (Radius preferred).Familiarity with Power BI and API-based BI integrations.

Preferred Skills

Experience with  API or other CRM platforms.

Familiarity with cloud environments (Azure, AWS, or GCP).Understanding of Dev Ops tools and CI/CD pipelines.

Knowledge of role-based access control (RBAC) and task automation frameworks.

Exposure to containerized environments (Docker, Kubernetes) is a plus.

Work Environment &

Physical Requirements Work is primarily performed in an office environment using standard computer equipment.

May require extended periods of sitting and use of digital communication tools (Zoom, Teams, etc.).Reasonable accommodations will be made for qualified individuals in accordance with the ADA.Work Environment &

Physical Requirements Work is primarily performed in an office environment using standard computer equipment.

May require extended periods of sitting and use of digital communication tools (Zoom, Teams, etc.).Reasonable accommodations will be made for qualified individuals in accordance with the ADA.