Sezzle
Principal Engineer - Data Infrastructure
United States, Remote · Principal · Full-time
Sponsorship not specified$300k-$400kDetected 36 days ago
Distributed SystemsPostgreSQLMySQLSnowflakeRedshiftDatabricksAWSSite Reliability EngineeringRESTKafkaSparkAirflowdbtData EngineeringNLPComplianceResearchCommunication
About the role
- We are seeking a talented and motivated, best-in-class Principal Engineer for our Data Infrastructure.
- our data generation and consumption is growing with us at an increasing scale.
- Data is extremely valuable, and we want to empower the business, the engineers, and the rest of the organization to be able to read, write, and analyze large volumes of it quickly and efficiently.
Responsibilities
- Lead optimizations in database and query performance.
- Build and maintain tooling to help manage and upgrade our data infrastructure, continually improving with migrations and optimizations.
- Partner with Development to ensure we ship solid queries against a battle-tested schema to meet the needs of our products and business.
- Help data engineers and analysts optimize Redshift and warehouse performance, including query tuning, modeling improvements, and cost management.
- Deep expertise with MySQL, Postgres, AWS Redshift or similar products, including performance tuning, table design, and workload management.
Requirements
- 12+ years of experience in DBA, SRE, or Data Engineering roles, with a strong track record of scaling production-grade systems.
- Advanced proficiency in SQL.
- Strong hands-on experience with data replication and ETL/ELT frameworks, especially DBT, AWS DMS, or similar tools.
- Strong understanding of data modeling, distributed systems, and warehouse/lake design patterns.
- Ability to work in a fast-paced, collaborative environment with excellent communication and documentation skills.
- Demonstrated experience working with Claude or equivalent large language model tools is required
- candidates must be comfortable leveraging AI to enhance productivity, research, and communication.
- You have relentlessly high standards - many people may think your standards are unreasonably high.
- You have backbone
- disagree, then commit - you can respectfully challenge decisions when you disagree, even when doing so is uncomfortable or exhausting.
Skills
- Prior experience in high-growth, data-intensive fintech or similar regulated environments.
- Knowledge of lakehouse architectures and modern stacks such as Snowflake, Databricks, Iceberg, or Delta Lake.
- Familiarity with streaming technologies (Kafka, Kinesis, Flink, Spark Streaming).
- High enthusiasm for using AI to be as productive as possible.
- What Makes Working at Sezzle Awesome?
Compensation
- $300,000 - $400,000 USD
- The salary range for this role is negotiable, the range being $300,000 - $400,000 per year in total compensation.
- We celebrate diversity and are committed to creating an inclusive environment for all employees.
- #Li-remote #full-time
Benefits
- Unlimited PTO, volunteer hours and sabbatical
- Life, STD/LTD, medical, dental and vision insurance
- Highly discounted LifeTime gym membership
Equal opportunity
- Sezzle Inc. is an equal opportunity employer.
- We celebrate diversity and are committed to creating an inclusive environment for all employees.
- We do not discriminate based on race, color, religion, sex, national origin, age, disability, genetic information, pregnancy, or any other legally protected status.
- Sezzle recognizes and values the importance of diversity and inclusion in enriching the employment experience of its employees and in supporting our mission.
This listing is sourced directly from Sezzle's careers page and normalized into a canonical job model.