Backend Platform Engineer - (Onsite, Flatiron, New York)

Requirements:

• 5+ years of backend engineering experience with a strong track record of scaling production systems.
• Senior or Staff-level capability, with experience taking systems from functional to highly scalable and understanding failure points.
• Strong fundamentals in distributed systems, including caching, queuing, asynchronous processing, database optimization, and service-oriented architecture.
• Expertise in Java and Spring Boot.
• Proficient in PostgreSQL, including query optimization, indexing, and database design.
• Hands-on experience with AWS infrastructure, particularly services such as RDS, SQS, Lambda, ECS, and other core AWS tools.
• Mindset centered on system resilience, reliability, and high availability.
• Demonstrated ownership, autonomy, and ability to drive end-to-end solutions.
• Experience scaling high-volume email systems, including deliverability, throttling, and intelligent sending strategies.
• Background in service extraction from monoliths or work with microservices architectures.
• Familiarity with observability and monitoring tools such as DataDog or New Relic.
• Previous experience in startups or fast-growing environments.
• Fluency in Python or TypeScript.

Responsibilities:

• Architect and implement solutions for high-throughput systems, including email delivery, reporting, and calendar workflows.
• Build and maintain integrations with platforms such as Salesforce, SMTP, and other third-party APIs.
• Drive initiatives to modularize backend services to enhance system resilience, reduce coupling, and support independent scaling.
• Identify and resolve performance bottlenecks in PostgreSQL queries, API response times, and other data-intensive operations.
• Ensure the platform effectively manages increasing volumes of customer data syncs across systems such as Salesforce, Snowflake, and SMTP.
• Scale and continuously improve the emailing system while supporting the ongoing delivery of new features and performance enhancements.