Back End Developer Jobs in Wisconsin (NOW HIRING)

GENERAL SUMMARY: Under the direction of the Principal Engineer (Product), the Sr. Associate Backend Engineer (Product) assists in the design, development, and operation of backend services, APIs, and data pipelines. This role works across the software development lifecycle to build reliable and scalable services with increasing independence. You will be responsible for developing backend functionality and integrating with core cloud (Azure) and database technologies to support business needs.

• Assists in developing and maintaining backend services, APIs, and data pipelines with moderate complexity.
• Builds backend functionality in Python, writing clean and maintainable code following team standards.
• Integrates backend systems with databases (e.g., PostgreSQL, Snowflake) and data warehouses with guidance from senior team members.
• Develops data pipelines to support data movement and transformation with assistance from experienced developers.
• Participates in architecture discussions to understand backend system designs and data integration patterns.
• Assists in troubleshooting and resolving backend performance issues and service outages with guidance from senior engineers.
• Manages and tracks progress using tools (e.g., Jira) within an Agile, Scrum, or Kanban framework.
• Creates documentation for code, APIs, and operational processes.
• Participates in code reviews to learn best practices and ensure code quality.
• Performs other related duties as assigned.

• Bachelor's degree in data science, computer science, engineering, or a related field.
• Three (3)+ years of hands‑on experience with backend system development, cloud deployments, and database integration.

• Knowledge of designing and building RESTful APIs for data services, including basic API patterns.
• Knowledge of source control (Git, GitHub/GitLab) and basic CI/CD pipeline concepts.
• Understanding of backend development principles including data modeling and optimization.
• Familiarity with databases (e.g., PostgreSQL, Snowflake) and key‑value stores (e.g., Redis).
• Basic understanding of event‑driven architecture and messaging platforms (e.g., Confluent/Kafka, Azure Event Hub, Pub/Sub).
• Foundational understanding of microservice, monolithic, and event‑driven architectural patterns.
• Skill in writing Python code with basic performance considerations.
• Skill in debugging backend issues using logs and basic troubleshooting techniques.
• Ability to learn cloud platforms (e.g., Azure) and their core services.
• Ability to work in Agile, Scrum, or Kanban environments, participating in sprints and stand‑ups.
• Ability to communicate clearly and effectively, both orally and in writing.
• Ability to establish and maintain effective working relationships inside and outside the organization.
• Willingness to learn new technologies and continuously improve technical skills.

• Must obtain a Security Identification Display Area (SIDA) Airport Identification/Access Badge (badge) in accordance with Department of Homeland Security Transportation Security Administration (TSA) requirements in Chapter 49 of the Code of Federal Regulations Part 1500 et al., and DFW Airport's Airport Security Program within thirty (30) days from date of employment and maintain qualification for a SIDA badge upon each badge renewal.

• Works in an office environment. (100% in office)
• May sit for extended periods of time.
• Use near‑visual acuity.
• Uses keyboard devices and computer monitors.
• Uses substantial reasoning ability in performing analysis and solving problems.
• Exchanges information by phone, computer, in writing, and in person.

We are Dallas Fort Worth International (DFW) Airport-one of the most successful airports in the world by any definition. We are recognized for our innovation, leadership, drive for excellence and talented employees. Our success is made possible because of the diverse talents of over 2,100 employees who champion our mission of providing an exceptional airport experience to our customers and connect our community to the world. We are looking for the best talent to join us and help reimagine what an airport can be. Bring your talents to DFW. Live and work with purpose.

We are Dallas Fort Worth International (DFW) Airport-one of the most successful airports in the world by any definition. We're recognized for our innovation, leadership, drive for excellence, and talented employees. Our success is made possible through the diverse talents of nearly 2,000 employees who champion our mission of providing an exceptional airport experience to our customers and connecting our community to the world. We're looking for the best talent to join us and help reimagine what an airport can be. Bring your talents to DFW. Live and work with purpose.