Staff Backend Engineer (JVM) – Fintech Platform

Addi; United States; Remote; USD 96,000 - 156,000; Full time

Job summary

Addi is hiring a Staff Backend Engineer to shape the backend direction across Latin American services, including credit, payments, and marketplace flows. You will drive platform architecture, define standards, and ensure reliability at scale while collaborating with product, risk, and growth teams.

You will mentor senior engineers, write RFCs/ADRs, and lead incident response. This is an individual-contributor leadership role with broad impact across squads and services.

Qualifications

• 15+ years building production software.
• 8+ years owning large-scale distributed backend architecture.
• Proven ability to drive org-wide technical decisions.
• Experience in fintech/payments is a plus.

Responsibilities

• Lead backend architecture decisions across squads.
• Define reliability, scalability, and security standards.
• Write RFCs/ADRs and drive adoption.
• Mentor senior engineers toward Staff roles.
• Own incident leadership and on-call practices.

Skills

Backend systems

Distributed systems

JVM stack

AWS

Kubernetes

SQL/PostgreSQL

Architecture leadership

RFC/ADR writing

Tools

Spring Boot

Kafka

Redis

SQS

RabbitMQ

PostgreSQL

AWS

Kubernetes

Job description

Addi is hiring a Staff Backend Engineer to shape the backend direction across Latin American services, including credit, payments, and marketplace flows. You will drive platform architecture, define standards, and ensure reliability at scale while collaborating with product, risk, and growth teams.

You will mentor senior engineers, write RFCs/ADRs, and lead incident response. This is an individual-contributor leadership role with broad impact across squads and services.