Data Engineer II

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Senior Data Engineer
Five9 is a leading provider of cloud software for the enterprise contact center market. Our platform delivers a secure reliable compliant and scalable solution that empowers organizations to create exceptional customer experiences boost agent productivity and achieve meaningful business results. At Five9 we live our values every dayfostering a team-first culture that promotes innovation growth and collaboration. We celebrate diversity and maintain an inclusive environment that empowers our employees to bring their authentic selves to work.
Position Overview:
We are seeking a skilled and proactive Senior Data Engineer to join our growing Finance Data Engineering team. This role will focus on designing and implementing data extraction and integration solutions from enterprise systems such as Salesforce Jira NetSuite and Logisense leveraging REST/SOAP APIs and Python within the Google Cloud Platform (GCP). The Senior Data Engineer will build and manage scalable data pipelines using tools such as Dataform Airflow Cloud Run Functions and Workflows with infrastructure managed as code via Terraform ensuring seamless access to data for analytics business intelligence and data science initiatives.
A key focus of this role is building AI agents and AI-powered tools to automate manual workflows and improve team productivity. This role will collaborate closely with business stakeholders and cross-functional teams to support a wide range of strategic projects. The ideal candidate brings strong technical expertise in data engineering a solid understanding of data warehousing principles and the ability to translate technical processes into clear documentation. This position requires working in the PST time zone to support production jobs and month-end close cycles.
Key Responsibilities:
Collaborate with stakeholders across the Finance team to understand business requirements and translate them into well-defined actionable data sets for analysis and reporting.
Design develop and maintain scalable data extraction and ELT pipelines in Google Cloud Platform (GCP) to process structured and unstructured data from diverse sources including databases REST/SOAP APIs and cloud storage systems.
Leverage a suite of GCP services such as Big Query Dataform Cloud Run Functions Workflows Airflow Pub/Sub and Cloud Storage to build efficient secure and high-performing data workflows.
Manage infrastructure as code using Terraform and maintain code and CI/CD pipelines in GitLab following branching review and deployment best practices.
Build test and maintain AI agents and internal AI tooling to automate repetitive data engineering and finance workflows and improve productivity across the team.
Continuously monitor and optimize data pipelines for performance scalability reliability and cost-efficiency.
Manage and monitor scheduled production jobs (Daily Weekly Bi-Weekly and Monthly) ensuring timely and accurate data processing across all cycles during PST business hours.
Provide production support during critical month-end data load windows (Day 1 to Day 5) ensuring data availability and resolving issues swiftly to meet business reporting deadlines.
Maintain clear and thorough technical documentation and runbooks for data pipelines workflows integrations and system architecture to support ongoing development and cross-functional collaboration.
Support Looker dashboards and ML models that serve finance and business stakeholders.
Identify opportunities for improvement in existing applications and workflows recommending and implementing scalable solutions that enhance system functionality and user experience.
Provide insights by collecting analyzing and summarizing data-related development and operational issues to support troubleshooting and continuous improvement.
Manage multiple tasks and projects simultaneously effectively prioritizing work across the full lifecycle of data engineering initiatives.
Respond to and fulfill ad-hoc data requests from business stakeholders delivering timely and accurate datasets or insights to support decision-making and operational needs.
Required Qualifications:
Bachelors and/or masters degree in computer science Computer Engineering or a related technical discipline.
35 years of hands-on data engineering experience with a strong understanding of the architectural differences between transactional systems and analytical data warehouses.
Hands-on experience with Google Cloud Platform (GCP) services including BigQuery Dataform Cloud Run Functions Workflows and Pub/Sub.
Strong experience reading data from REST and SOAP APIs and building data applications using Python (JavaScript and Java a plus).
Proven expertise in building deploying and maintaining data pipelines using tools such as Apache Airflow / Cloud Composer and Dataform.
Experience managing infrastructure as code with Terraform.
Proficiency with GitLab CI/CD tools and methodologies.
Experience designing and writing efficient ETL/ELT jobs to ingest and transform data into Google Cloud Storage and BigQuery ensuring scalability performance and data integrity.
Advanced SQL proficiency with the ability to write optimize and manage complex queries in high-volume data environments.
Strong skills in data visualization with experience creating dashboards using Looker Google Data Studio or similar BI tools; exposure to ML models is a plus.
Experience building or working with AI agents / AI-powered automation tools to improve productivity is highly desirable.
Experience supporting scheduled production jobs during critical finance month-end data load cycles ensuring data accuracy timeliness and system reliability throughout the Day 1 to Day 5 close period.
Availability to work in the PST time zone to support production jobs and ad-hoc requirements.
Solid understanding of cloud architecture design principles including performance and cost optimization.
Exceptional attention to detail with a commitment to delivering high-quality reliable work.
Self-starter with the ability to thrive in unstructured environments manage ambiguity and independently drive initiatives forward.
GCP certifications (e.g. Professional Cloud Developer Professional Cloud Database Engineer) are a strong plus.

Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds perspectives and skills. The more inclusive we are the better we are. Five9 is an equal opportunity employer.

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