Senior Backend Engineer: Java/Spring Boot, AI-Driven Scale

Gen; New York (NY); On-site; USD 130,000 - 180,000; Full time

Benefits offered by this job

Flexible working options

Competitive pay

Benefits and well-being programs

Career growth opportunities

Job summary

Gen is hiring a seasoned Backend Engineer to build scalable, reliable backend systems powering consumer-facing fintech services. You will own design reviews, implement robust services, and collaborate with product, analytics, and engineering teams to deliver high-quality backend capabilities backed by strong testing and observability.

The role emphasizes architecture decisions and AI-assisted development. You will work with modern tech stacks including Java, Spring Boot, REST APIs, Kafka, and

Qualifications

• Deep expertise in Java and Spring Boot with production-grade services.
• Strong REST API design, service contracts, and backward compatibility.
• Experience designing and evolving distributed systems and inter-service communication.
• Solid data modeling and persistence skills (SQL/NoSQL).
• Experience with asynchronous architectures (Kafka, SQS).
• Experience with CI/CD, containerization, and cloud-native environments (AWS, Kubernetes).
• Strong observability: logging, metrics, tracing, debugging in production.
• Collaborative with Product, Analytics, and Engineering teams in fast-paced environments.

Responsibilities

• Take Ownership: maintain high quality through design and code reviews, testing, observability and reliability.
• Collaborate cross-functionally with product, analytics, and engineers to deliver reliable solutions.
• Architect for change: design scalable, modular backend systems.
• Improve performance and quality across critical services and workflows.
• Build clean data flows with APIs and events to support integrations and analytics.
• Lead AI-assisted development, validate AI outputs with engineering judgment.
• Raise quality through automated unit, integration, and contract tests.

Skills

Java

Spring Boot

REST APIs

Microservices

SQL

NoSQL

Kafka

SQS

AWS

Kubernetes

CI/CD

Docker

Observability

Testing strategies

Team Collaboration

Git

Education

Bachelor's degree in Engineering

Tools

Docker

Kubernetes

AWS

Git

Job description

Gen is hiring a seasoned Backend Engineer to build scalable, reliable backend systems powering consumer-facing fintech services. You will own design reviews, implement robust services, and collaborate with product, analytics, and engineering teams to deliver high-quality backend capabilities backed by strong testing and observability.

The role emphasizes architecture decisions and AI-assisted development. You will work with modern tech stacks including Java, Spring Boot, REST APIs, Kafka, and