Reliability Engineer

About

Zeta is a Next‑Gen Banking Tech company that empowers banks and fintechs to launch banking products for the future. It was founded by Bhavin Turakhia and Ramki Gaddipati in 2015. Its flagship processing platform – Zeta Tachyon – is the industry’s first modern, cloud‑native, fully API‑enabled stack that combines issuance, processing, lending, core banking, fraud & risk, and many more capabilities as a single‑vendor solution. Over 20 M+ cards have been issued on the platform globally. Zeta works with the largest banks and fintechs in multiple global markets, transforming customer experience for multi‑million card portfolios. The company has 1 700+ employees, with over 70 % in R&D, across the US, EMEA, and Asia, and raised $340 M at a $2 B valuation in 2021.

Responsibilities

• Proactively monitor PostgreSQL RDS instances for performance, availability, and resource utilization (CPU, memory, storage, connections) using established monitoring tools (e.g., CloudWatch, Prometheus).
• Assist in identifying performance bottlenecks in PostgreSQL RDS; apply basic performance tuning techniques such as reviewing query execution plans, adding missing indexes, and recommending parameter adjustments.
• Monitor the health and performance of Debezium and Kafka Connect connectors, identifying and troubleshooting basic issues related to data capture and delivery.
• Monitor Apache NiFi data flows for errors, backpressure, and performance issues; assist in troubleshooting and resolving common NiFi flow failures.
• Provide support for data‑related issues and participate in root‑cause analysis.
• Monitor the execution of Apache Airflow DAGs, identify failed tasks, and troubleshoot and re‑run them.
• Develop and maintain automation scripts and infrastructure‑as‑code (IaC) templates (e.g., using Crossplane, Terraform) to automate routine database tasks, deployments, and updates.
• Participate in on‑call rotations to respond to database‑related incidents and perform troubleshooting and root‑cause analysis.
• Assist in implementing and maintaining security best practices for cloud databases, including access controls, encryption, and compliance with regulatory requirements.
• Regularly audit and assess database security configurations.
• Configure and manage database backup and recovery strategies to ensure data integrity and availability in case of failures or data loss.
• Analyse database query performance and collaborate with developers to optimise SQL queries and schemas.
• Participate in continuous‑improvement initiatives to enhance the reliability, scalability, and performance of cloud databases.
• Assist in the design and optimisation of database schemas for cloud environments.

Skills

• Familiarity with data‑pipeline concepts and technologies such as Debezium, Kafka Connect, Apache NiFi.
• Basic understanding of Amazon Redshift and S3.
• Exposure to Apache Spark for data processing.
• Basic understanding of Apache Airflow for workflow orchestration.
• Strong SQL scripting skills for querying and basic data manipulation.
• Familiarity with scripting languages (e.g., Python, Bash) is a plus.
• Knowledge of database security best practices, including access controls, encryption, and compliance with regulatory requirements (e.g., GDPR, HIPAA).
• AWS Certified Database – Specialty certification is a plus.

Experience and Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• 3–5 years of experience in database administration, with a focus on PostgreSQL.
• 1–2 years of hands‑on experience with PostgreSQL RDS.

Seniority Level

Associate

Employment Type

Full‑time

Industries

Software Development

Zeta is an equal‑opportunity employer that celebrates diversity and is committed to creating an inclusive environment for all employees.