Sr. Middleware Developer

Sr. Middleware Developer

Win Co Foods, a leading employee‑owned grocery retailer with over 140 supermarkets across 10 states, is hiring a Senior Middleware Developer. This role will design, develop, and maintain the software infrastructure that enables seamless communication and data flow between various applications and systems.

A Senior Middleware Developer designs, develops, and maintains the software infrastructure that enables seamless communication and data flow between different applications and systems. Key responsibilities include installing and configuring middleware, developing integration solutions, troubleshooting issues, implementing security, and creating technical documentation.

• Design and develop technical solutions for integration, connectivity, performance, and security.
• Build and maintain integrations between various applications, systems, and databases.
• Install, configure, update, and maintain middleware software and resolve production issues.
• Monitor system performance, troubleshoot, and optimize middleware for efficiency and reliability.
• Implement security measures and ensure compliance with governance policies for APIs and integrations.
• Create and maintain technical documentation for designs, configurations, and procedures.
• Collaborate with IT, business teams, and vendors to understand requirements and deliver solutions.
• Mentor and train new developers on in‑house languages, tools, and environments.

• Bachelor’s degree in computer science, information technology, or equivalent academic achievement or experience.
• Minimum 4 years of middleware development experience.
• Experience with middleware technologies (Go Anywhere, Mulesoft, etc.) and architectures (MFT, MQ, Rest API, Apache Kafka).
• Proficiency in operating systems (Linux, Windows, IBM i) and scripting languages (Python, Shell).
• Knowledge of data transformation technologies.
• Experience with system monitoring, performance tuning, and API lifecycle management.
• Understanding of distributed computing concepts.
• Knowledge of Agile development methodologies.
• Knowledge of Dev Ops practices and tools.
• Experience with data integration and data orchestration tools and related best‑practices.
• Experience with service‑oriented architectures.
• Knowledge of IT Infrastructure Library (ITIL).
• Proficiency with Microsoft Office software (Word, Excel, Outlook, etc.).

• Strong team player with excellent communication, analytical, and problem‑solving skills.
• Ability to prioritize, delegate, direct, and organize tasks while meeting deadlines.
• Strong verbal, written, and interpersonal communication skills.
• Integrity, confidentiality, and independence in work.
• Experience serving in on‑call production support rotation.

Mid‑Senior level

Full‑time

Engineering and Information Technology (Retail Groceries)

As the Win Co Foods community continues to grow, our variety of perspectives and wide range of experiences are essential to our strategy and success. We are committed to cultivating and celebrating an inclusive environment in which all employees are valued and respected.