Senior Data Platform Engineer – Zonda – Toronto, ON Senior Data Platform Engineer: Senior Data Platform Engineer – Zonda – Toronto, ON CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P; 500 Index, CoStar Group is on a mission to digitize the world’s real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the world of real estate information and online marketplaces for over 35 years, giving us the perspective to create truly unique and valuable offerings to our customers.

We’ve continually refined, transformed, and perfected our approach to our business, creating a language that has become standard in our industry, for our customers, and even our competitors. We continue that effort today and are always working to improve and drive innovation. This is how we deliver for our customers, our employees, and investors.

By equipping the brightest minds with the best resources available, we provide an invaluable edge in real estate. Zonda is redefining the future of housing. We are perfectly placed in the heart of the fast-growing real estate industry.

We are making big bets on the future of real-estate, trailblazing a 2030 vision for the industry. Here at Zonda, you’ll be able to use your passion and curiosity to drive the next generation of real estate analysts, advisors, technologists, and marketers. We are looking for a Senior Data Platform Engineer to design, automate, and operate the shared capabilities that underpin our enterprise data platform.

Our environment includes Snowflake, AWS Aurora PostgreSQL, Amazon MWAA/Apache Airflow, dbt, AWS Glue, Amazon S3, Amazon EKS, DataHub, Grafana, CloudWatch, and GitHub. This is a hands‑on senior engineering role at the intersection of data engineering, Data DevOps, cloud platform engineering, and production reliability. The role is not primarily focused on building individual business pipelines or administering enterprise cloud infrastructure.

It owns Data Platform infrastructure and automation within the data domain while partnering with enterprise Infrastructure and Security teams on underlying cloud, networking, identity, and security services. Its purpose is to build the shared frameworks, automation, and operational capabilities that allow Data Engineers to deliver data products safely, consistently, and efficiently. The role does not own database‑engine administration, query tuning, indexing, vacuum management, database capacity planning, or database‑level performance troubleshooting.

These responsibilities sit with Database Administration, with Data Platform Engineering providing the automation, deployment, and infrastructure capabilities around the database platforms. You will own major platform capabilities end to end — from architecture and automation through production operation, reliability, and continuous improvement. Own the Data DevOps framework, standards and automation across Snowflake and AWS RDS/Aurora database platforms.

Establish source-controlled schema versioning, database migration workflows, environment promotion, deployment validation, and deployment rollback practices.

Implement

Snowflake CI/CD and database deployment using schemachange or equivalent tooling.



Implement automated schema migration and versioning for AWS RDS/Aurora databases using Flyway or equivalent tooling.

Automate

Snowflake roles, grants, policies, and supported configuration through Infrastructure as Code. Reduce routine direct production changes through repeatable, auditable deployment workflows. Build and maintain reusable CI/CD patterns for transformations, pipelines, dependencies, configuration, testing, and environment promotion.

Partner with Data Engineers and Data Quality Engineering to provide platform capabilities for automated validation and quality gates that can prevent downstream execution or publication when critical checks fail. Improve release traceability, deployment consistency, rollback, and production readiness. Enable metadata, lineage, and quality information to integrate with DataHub and monitoring platforms.

Standardize deployment and configuration across AWS Glue, S3, EKS, MWAA, DataHub, and Grafana.

Manage

Kubernetes-based data-platform services using EKS, Helm, and source-controlled configuration. Automate environment provisioning, configuration management, secrets, access controls, and infrastructure promotion. Own the operational health of shared data-platform services.

Build shared monitoring and observability capabilities using Grafana and CloudWatch across pipelines, data-platform services, Kubernetes, and supporting infrastructure, integrating database health signals provided by DBA-managed monitoring where appropriate. Build platform-level rollback, disaster-recovery, and environment-recreation automation, partnering with the DBA on database backup, restore, failover, and recovery requirements. Identify recurring operational problems and engineer permanent solutions.

Partner with Security and Infrastructure teams on IAM, networking, vulnerability management, encryption, and privileged-access standards.

Support

DataHub platform engineering and technical integrations for metadata, lineage, quality, and governance enablement. Build reusable templates, modules, deployment workflows, standards, and tooling for Data Engineers. Lead data platform architecture decisions and evaluate trade-offs across reliability, performance, maintainability, security, and cost.

Mentor engineers in Data DevOps, CI/CD, Infrastructure as Code, database migrations, and production engineering. Monitor platform utilization and identify opportunities to improve performance and cloud cost efficiency. Bachelor’s degree an an accredited, not-for-profit, in-person University or College A track record of commitment to prior employers. ~7+ years of experience in Data Platform Engineering, Data Engineering, Software Engineering, DevOps, SRE, Cloud Engineering, or a related discipline. ~ Demonstrated experience building and operating production data platforms. ~ Hands‑on production experience with Snowflake, including schema management, security, CI/CD and deployment automation. ~ Demonstrated experience implementing database schema versioning and automated migration frameworks. ~ Experience with Flyway, Liquibase, Alembic, or equivalent database migration tooling.



~ Experience implementing Snowflake CI/CD and schema deployment using schemachange or an equivalent approach. ~ Strong experience with Infrastructure as Code, Terraform, CI/CD, and AWS data platform services include Aurora/RDS, S3 and Glue. ~ Production experience with Kubernetes, preferably Amazon EKS, and deployment tooling such as Helm. ~ Experience with monitoring and observability platforms such as Grafana and CloudWatch. ~ Strong scripting or software-development skills, preferably Python. ~ Strong understanding of data-platform reliability, security, deployment safety, backup, recovery, and production operations. ~ Data-quality and reconciliation frameworks Schema and configuration drift detection AWS Secrets Manager and advanced IAM patterns When you join CoStar Group, you’ll experience a collaborative and cutting-edge culture working alongside the best and brightest to empower our people and customers to succeed.

We offer you generous compensation and performance-based incentives. CoStar Group also invests in your professional and academic growth with internal training and tuition reimbursement. ~ Comprehensive healthcare coverage: Medical / Vision / Dental / Prescription Drug Life, legal, and supplementary insurance ~ Virtual and in person mental health counseling services for individuals and family ~ 401(K) retirement plan with matching contributions ~ On-site fitness center and/or reimbursed fitness center membership costs (location dependent) ~ Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacks The final salary or hourly rate offered for this role will fall within the range set forth below based on a variety of factors, including but not limited to, geographic location, skills, and competencies.

Base Compensation: CAD $140,000-$170,000 (annually) We welcome all qualified candidates who are currently eligible to work full-time in Canada to apply. we maintain a drug‑free workplace and perform pre‑employment substance abuse testing. CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P; 500 Index, CoStar Group is on a mission to digitize the world’s real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives.

We have been living and breathing the world of real estate information and online marketplaces for over 37 years, giving us the perspective to create truly unique valuable products and services. We’ve continually refined, transformed and perfected our approach to our business, creating a language that has become standard in our industry and for our customers. This is how we deliver for our customers, our employees, and investors.

By equipping the brightest minds with the best resources available, we provide an invaluable edge in real estate. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. CoStar Group is also committed to compliance with all fair employment practices regarding citizenship and immigration status.

If you are a qualified individual with a disability or a disabled veteran, you may request a reasonable accommodation if you are unable or limited in your ability to use or access as a result of your disability.

📌 Senior Data Platform Engineer - Zonda - Toronto, ON
🏢 Costar Group
📍 Toronto