Sr Developer, Software Development

TransUnion's Job Applicant Privacy Notice

What We'll Bring:

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

TransUnion Job Title