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Backend Software Developer

Job in Buffalo, Erie County, New York, 14266, USA
Listing for: Sonwil Distribution Center, Inc.
Full Time position
Listed on 2026-10-05
Job specializations:
  • Software Development
    Backend Developer, SQL Developer, .NET Developer, Software Engineer
Salary/Wage Range or Industry Benchmark: 85000 - 100000 USD Yearly USD 85000.00 100000.00 YEAR
Job Description & How to Apply Below

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

Backend Software Developer

Regular Full Time Technical West Seneca, NY, US 1 Attachments

5 days ago Requisition

Salary Range: $85,000.00 To $ Annually

Job purpose

The Backend Software Developer is responsible for maintaining, improving, and expanding the server-side applications supporting the company's Four Square Solutions warehouse automation platform.

The Four Square applications are functional today and operate primarily as unattended server applications responsible for executing business logic, system coordination, pathing, and other functions within a larger logistics solution. This position will focus on the continued development, performance, reliability, and maintainability of these applications. User visualization and web interfaces are supported separately by the company's web development team.

This hands-on individual contributor role will work within a Microsoft development environment utilizing Dev Ops practices and Microsoft SQL Server. The position will collaborate with internal software developers, web developers, automation resources, operations personnel, and other subject matter experts to translate operational requirements into reliable software solutions.

An understanding of logistics, warehousing, material movement, automation, or related operational environments is highly valuable, as the software ultimately supports the movement and management of physical inventory within warehouse operations.

Duties and responsibilities

  • Maintain, enhance, and expand existing backend applications supporting the Four Square platform and related logistics solutions.
  • Develop reliable server-side software designed to operate continuously and unattended in production environments.
  • Design, develop, test, troubleshoot, and maintain application services, business logic, system processes, and integrations.
  • Diagnose and resolve software defects, performance issues, processing failures, and other production application issues.
  • Develop software with an emphasis on reliability, maintainability, recoverability, logging, monitoring, and effective error handling.
  • Work with Microsoft SQL Server to design and maintain database interactions, queries, stored procedures, and other data-access functionality.
  • Participate in the company's Dev Ops development processes, including source control, code review, build, testing, deployment, and release management.
  • Support and improve pathing and routing logic used by the Four Square platform.

    Experience with A
    * or other graph search, pathfinding, routing, or optimization algorithms is beneficial.
  • Develop and maintain interfaces between Four Square applications and other internal, customer, automation, or third-party systems.
  • Collaborate with the web development team to define and support the services and data required for system visualization and user-facing applications.
  • Work with operational and technical personnel to understand warehouse processes and translate real-world logistics requirements into effective application behavior.
  • Develop appropriate automated tests and technical documentation to support reliable software operation and future development.
  • Participate in application architecture and technical design decisions as the Four Square platform continues to evolve.
  • Support production implementations and troubleshooting, including occasional travel to project or customer sites when on-site support is necessary.
  • Continually identify opportunities to improve application performance, scalability, reliability, and development practices.

Qualifications

  • Degree in Computer Science, Software Engineering, Information Systems, or a related technical discipline preferred; equivalent professional software development experience will be considered.
  • Professional experience developing backend or server-side applications using Microsoft development technologies.
  • Strong proficiency with C#, VB and the .NET development environment.
  • Experience developing applications and services designed for reliable unattended operation.
  • Strong working knowledge of Microsoft SQL Server, relational database concepts, SQL, and data-access technologies.
  • Experience with modern software development and Dev Ops practices, including source control, automated builds, testing, deployment, and release processes.
  • Strong understanding of object-oriented software development, application…
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