Senior Backend Engineer — Scalable Cloud Systems

Wonder; New York (NY); On-site; USD 176,000 - 184,000; Full time

Benefits offered by this job

Equity

401(k)

Medical Plan

Dental Plan

Vision Plan

Paid time off

Job summary

Wonder in New York is seeking a senior software engineer to build highly scalable, consumer-facing applications and ensure reliable platform performance. You will own design, development, and delivery across distributed components, leveraging AWS, Docker, and modern CI/CD tooling.

Requires 5+ years, strong OO language experience (Java), and a focus on observability, fault tolerance, and uptime. Equity, 401(k), and comprehensive benefits are offered.

Qualifications

• Bachelor’s degree in science, programming or engineering related field.
• 5+ years experience building highly-scalable consumer-facing applications (e-commerce preferred).
• Experience with Java or other object-oriented languages.
• Experience architecting, designing, and developing testable, fault tolerant, and performant software with emphasis on future evolution.
• Experience with complex systems composed of multiple components spread across the network.
• AWS experience, or similar cloud based offerings.
• Automated testing experience applicable for services (JUnit/testing, mockito + jmeter/ gatling.io).
• Strong fundamentals (data structures, algorithms)
• Experience developing highly-available distributed systems (4x9’s uptime etc.)
• Building observability as part of the application
• Experience modeling system resource requirements as system load changes
• Interest in working for a fast paced, product oriented tech company
• Distributed database experience with Cassandra or similar NoSQL database experience preferred
• Docker, or similar containerized solutions
• CI / CD tools experience like Gradle, Jenkins, Spinnaker, or similar technologies
• Experience leading as an individual contributor, i.e. time prioritization, self-management, and working within and across teams to drive results
• Dedication to improving the customer experience and designing systems to avoid poor customer experience during outages and guarantee the availability of services
• Passion for challenging the status quo, understanding new things, and solving problems in creative and unconventional ways
• A sense of accountability for developed software and ownership of upstream and downstream dependency

Responsibilities

• Gain domain expertise and deliver scalable, reliable platform features.
• Be accountable for delivery, deployment, maintenance, and performance monitoring.
• Evaluate tools, technologies, frameworks, and vendors with senior team.
• Write performant, secure, and scalable code; review peers' code.
• Help backlog tech debt and feature improvement.
• Collaborate with team and be a team player.

Skills

Java

Distributed systems

AWS

CI/CD

Docker

JUnit

NoSQL Cassandra

Observability

Data structures

Algorithms

Self-management

Education

Bachelor's degree in CS/Engineering

Tools

Gradle

Jenkins

Spinnaker

Job description

Wonder in New York is seeking a senior software engineer to build highly scalable, consumer-facing applications and ensure reliable platform performance. You will own design, development, and delivery across distributed components, leveraging AWS, Docker, and modern CI/CD tooling.

Requires 5+ years, strong OO language experience (Java), and a focus on observability, fault tolerance, and uptime. Equity, 401(k), and comprehensive benefits are offered.