✦ Luna Orbit — Software Engineering

Software Engineer II - Groups

at Klaviyo

📍 Boston, MA Onsite Posted March 18, 2026
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Position Details

Type Full-Time
Experience senior
Exp. Years 7+ years
Education Not specified
Category Software Engineering

About this role

Klaviyo is hiring a senior Software Engineer to develop and optimize large-scale data processing systems. The role involves working with distributed databases, message queues, and cloud infrastructure to support SaaS analytics and segmentation features.

Key Responsibilities

  • Design and maintain distributed data systems
  • Optimize database schemas and performance
  • Build scalable data pipelines
  • Mentor junior engineers
  • Collaborate on system architecture

Technical Overview

The role covers building scalable, distributed data systems using Python, Django, Kafka, ZooKeeper, and cloud services, focusing on high-volume data processing, database schema design, and system performance.

Ideal Candidate

The ideal candidate is a senior software engineer with over 7 years of experience in building scalable distributed systems, proficient in Python, Django, and cloud platforms. They should have strong expertise in high-volume data processing and database schema design.

Must-Have Skills

7+ years of experience in software engineeringDistributed systemsHigh volume data processingBuilding scalable systemsCloud experience

Nice-to-Have Skills

OLTP and OLAP databasesSchema designPerformance tuningLinux operating systems

Tools & Platforms

PythonDjangoMySQLProxySQLClickHouseKafkaZooKeeperRedisParquetIcebergAWS

Required Skills

PythonDjangoMySQLProxySQLKafkaZooKeeperRedisParquetIcebergAWSdistributed systemshigh-volume data processing

Hard Skills

PythonDjangoMySQLProxySQLClickHouseKafkaZooKeeperRedisParquetIcebergAWS

Soft Skills

Team collaborationTechnical mentorshipDesign skillsCommunicationProblem-solving

Industry & Role

Industry SaaS
Job Function Developing and maintaining scalable distributed data processing systems for SaaS analytics
Role Subtype Data Engineer
Tech Domains Python, Django, MySQL, Kafka, ZooKeeper, Redis, Parquet, Iceberg, Amazon Web Services

Keywords for Your Resume

software engineerdistributed systemshigh volume data processingscalable systemscloud experienceMySQLKafkaZooKeeperRedisParquetIcebergOLTPOLAPschema designperformance tuningLinuxbig datahigh volume datacloud

Deal Breakers

Less than 7 years of experience, No experience with distributed systems, Lack of cloud experience, No knowledge of high-volume data processing

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