Senior Developer - .Net/AWS/MongoDB

United Airlines, Inc.

$100K — $130K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in computer science, Engineering, or related field
  • 4+ years of experience with .Net core and AWS development
  • Strong hands-on experience designing and building scalable microservices and distributed systems
  • Experience with cloud-native development on AWS (Lambda, API Gateway, DynamoDB)
  • Good understanding of RESTful APIs and API-first design
  • Experience with event-driven architectures and streaming technologies
  • Solid knowledge of CI/CD pipelines, automated testing, and DevOps practices

Responsibilities

  • Translate product strategy into scalable solution designs
  • Evaluate design options to maximize value added by engineering solutions
  • Use an experimental mindset to recommend alternative design options
  • Build and deliver solutions that meet user and compliance needs
  • Drive testing and deployment of software solutions with automated testing
  • Share best practices with teams and produce necessary documentation

Benefits

  • Hybrid position based in Chicago
  • Work with a best-in-class digital technology team
  • Opportunity to contribute to high-performance applications
  • Collaborative work environment with cross-functional teams
  • Focus on innovation and delivering high-quality software solutions
Full Job Description
Description

This is a Chicago based, hybrid position and candidates must be eligible to work for any employer.
• Translate product strategy and requirements into suitable, maintainable and scalable solution design according to existing architecture guardrails
• Have a holistic view of how an engineering solution adds value and ties into the defined business outcomes; provide options for how the solution could be evolved to provide even more value
• Use an experimental mindset to identify, evaluate and recommend alternative design options which take target environment, performance security requirements and existing systems into account
• Build and deliver simple, effective solutions that fully meet user needs, functional and compliance requirements, and quality standards. Ensure on-time delivery while continuously eliminating waste, including unnecessary documentation and inefficient methodologies
• Drive testing and deployment of software solutions, including ensuring automated testing to ensure solution quality
• Identify and share best practices with other teams as well as produce necessary documentation

Qualifications

Minimum Requirements:
• Bachelor's degree in computer science, Engineering, or related field
• 4+ years of experience with .Net core , AWS development, MongoDB and NoSQL
• Strong hands-on experience designing and building scalable microservices and distributed system
• Experience with cloud-native development, ideally on AWS (Lambda, API Gateway, DynamoDB, S3, ECS/EKS, Step Functions)
• Good understanding of RESTful APIs, JSON schemas, versioning, and API-first design
• Experience with event-driven architectures and streaming technologies (Kafka/Kinesis)
• Familiarity with graph databases (AWS Neptune, Neo4j) or a strong willingness to learn
• Solid knowledge of CI/CD pipelines, automated testing, Git, and DevOps best practice
• Understanding of data quality, validation, and enrichment patterns in real-time system
• Excellent problem-solving skills and attention to detail
• Strong communication and collaboration skill

Preferred Requirements:
• Previous experience working on customer data, data platforms, customer 360 profile service, or graph-based system is a strong plu
• Experience with Python

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