Senior Backend Engineer - (Java/Spring Boot)

Gen Digital Inc.•New York, NY

3d•$135,000 - $178,000•Onsite

About The Position

MoneyLion, part of Gen, is seeking a deeply experienced backend engineer to help shape and scale backend capabilities behind its product surfaces. The role requires strong ownership, sound technical judgment, and a high bar for engineering quality. The engineer will make architectural decisions, design resilient services, and build systems that support reliable customer and marketplace experiences. The engineer will work closely with product, analytics, and engineering teams on partner integrations, experimentation, event quality, and core business workflows. The position is onsite in New York, NY, three days per week.

Requirements

Deep expertise in Java and Spring Boot, including building and operating production-grade services.
Experience designing and operating RESTful APIs, microservices, and distributed systems in production.
Strong understanding of REST API design, service contracts, and backward compatibility.
Experience designing and evolving distributed systems, including service decomposition and inter-service communication.
Strong working knowledge of SQL and NoSQL databases, including data modeling, persistence tradeoffs, indexing, and query performance.
Experience with asynchronous and event-driven architectures such as Kafka or SQS, including event design and reliability considerations.
Strong understanding of observability, including logging, metrics, tracing, and debugging production systems.
Experience implementing testing strategies across unit, integration, and contract testing layers.
Familiarity with CI/CD pipelines, containerization including Docker, and cloud-native environments such as AWS and Kubernetes.
Familiarity with Git-based workflows and modern development environments.
Strong grasp of reliability, maintainability, and performance.
Strong collaboration, communication, and problem-solving skills, with the ability to work with Product, Analytics, and engineering teams in a fast-paced environment.
At least 5 years of software engineering experience and a track record of building and shipping production applications.
Bachelor’s degree in Engineering or a related field, or equivalent professional experience.
Ability to thrive in a fast-paced, high-tech environment and manage complex problems.

Nice To Haves

Experience with high-scale, consumer-facing systems or marketplace platforms.
Familiarity with API gateways, rate limiting, and service-level protections.
Experience with data pipelines, event quality, and analytics instrumentation.
Hands-on experience with Claude Code or similar AI-powered IDEs and modern AI coding models.
Practical understanding of the strengths and limitations of AI, paired with sound engineering judgment.
Ability to use AI agents to explore implementation approaches, evaluate tradeoffs, and converge on robust solutions without introducing fragile or AI-shaped systems.

Responsibilities

Maintain a high bar for quality through design reviews, code reviews, testing, observability, and production readiness.
Partner with product, analytics, and engineering colleagues to shape solutions and deliver reliably.
Design and build scalable, modular, resilient backend systems that can adapt to changing product and business needs.
Improve reliability, maintainability, observability, performance, and operational excellence across critical services and workflows.
Create dependable APIs, events, and service boundaries for partner integrations, experimentation, analytics, and downstream systems.
Use AI tools for prototyping, scaffolding, refactoring, and exploratory development, validating outputs with sound engineering judgment.
Build and maintain automated test coverage across unit, integration, contract, and end-to-end layers.