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 systems 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 practices Understanding of data quality, validation, and enrichment patterns in real-time systems Excellent problem-solving skills and attention to detail Strong communication and collaboration skills Preferred Requirements: Previous experience working on customer data, data platforms, customer 360 profile service, or graph-based system is a strong plus * Experience with Python The base pay range for this role is $109,820.00 to $142,936.00. Description Exciting opportunity to join best-in-class digital technology team at United Airlines as a Senior Developer, where you will design and develop high-performance applications using AWS cloud services.