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Posted Apr 13, 2026

Sr Developer, Software Development

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TransUnion's Job Applicant Privacy Notice What We'll Bring: What We'll Bring: Deep expertise in workflow orchestration and cloud-native design, enabling optimization of performance, reliability, and cost at scale Strong focus on security, observability, and operational excellence, embedding best practices into platform design and delivery. What You'll Bring: What You'll Bring:  - Expert proficiency in Python or Java, with the ability to design clean, modular, and maintainable codebases for large-scale systems   - Proven experience designing and implementing secure, scalable, and high-performance applications, including backend services and data-intensive workflows   - Strong debugging skill  - Experience with Apache Airflow (Cloud Composer strongly preferred), including DAG architecture, dependency management, backfills, and performance optimization is preferred  - Experience in File Transfer Service is an advantage  - Expertise in Terraform for provisioning, versioning, and managing complex cloud infrastructure on GCP, following infrastructure-as-code best practices   - Understanding of scheduling and orchestration concepts, including cron patterns, retries, SLAs, idempotency, concurrency limits, and failure recovery strategies   - Strong expertise in database management, including schema design, query optimization, indexing strategies, and performance tuning across large datasets   - In-depth knowledge of GCP services, including GCS, IAM, BigQuery, Pub/Sub, and experience designing cloud-native, fault-tolerant architectures   - Solid understanding of application and cloud security best practices, including:   - Authentication and authorization (IAM, service accounts, role-based access control)  - Data encryption at rest and in transit  - Secure secrets management  - Compliance and security standards relevant to enterprise environments  - A good team player, high level of personal commitment & 'can do' attitude.  Impact You'll Make: Impact You'll Make:   - Drive large-scale workflow orchestration strategy, optimizing DAG design, execution efficiency, and cost across thousands of concurrent workflows   - Lead adoption and best practices for managed Airflow and cloudnative architectures, influencing platform standards and long-term technical direction   - Architect and optimize cloud-native solutions on GCP, leveraging services such as BigQuery, Pub/Sub, GCS, and IAM to deliver reliable, secure, and cost-efficient systems   - Improve system reliability, performance, and observability, defining SLAs, monitoring strategies, alerting, and capacity planning   - Embed security and compliance into platform design, ensuring secure access controls, encryption, and adherence to enterprise and regulatory standards  #LI-MR1 This is a remote position which may require occasional in-person attendance at work-related events at the discretion of management. TransUnion Job Title Sr Developer, Software Development
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