Senior Java Software Engineer

Ambush; Manaus; Presencial; BRL 120.000 - 160.000; Tempo integral

Resumo da oferta

A forward-thinking tech company in Brazil seeks a Java Developer to build scalable, reactive systems for a high-performance payment service. You will design and maintain services, troubleshoot production incidents, and ensure strict compliance with security standards. Ideal candidates will possess a strong grasp of OOP and SOLID principles, alongside functional programming skills. This is an opportunity to join a collaborative team focused on delivering meaningful outcomes.

Qualificações

• Strong grasp of OOP, Design Patterns, and SOLID principles.
• Proficiency with functional programming concepts like Lambdas and Streams.
• Experience managing concurrency issues in multi-threaded environments.

Responsabilidades

• Design, code, and maintain scalable services.
• Troubleshoot production issues and optimize memory management.
• Ensure code quality through rigorous testing.

Conhecimentos

OOP

Design Patterns

SOLID principles

Functional Programming

API Development

Concurrency

Descrição da oferta de emprego

About the Company

Ambush is a people first company where talented, thoughtful individuals come together to build meaningful products and lasting partnerships. We believe the best work happens when people feel supported, trusted and empowered to bring their full abilities to the table.

Since 2015, because of our people first and long term mindset, we have grown into a partner relied on by some of the best companies in the world. We combine strong engineering, design and strategy with a growing strength in AI to help our clients see what is next and achieve bigger outcomes.

At the heart of everything we do is our team. We collaborate, take risks, lift each other up and take pride in doing work the right way, not settling for a quick makeshift solution. If you join Ambush, you join a group of people who want you to succeed and who show up for each other every day.

We believe in and expect real teamwork, a constant drive to be better, and delivering meaningful long term outcomes that we can be proud of together.

About the Role

We’re looking for a Java developer with strong backend fundamentals and hands-on experience building scalable, reactive systems, ideally in payments or fintech environments.

This role focuses on building and maintaining a high-performance, reactive mid-tier service that powers seamless payment experiences for millions of users.

Responsibilities

• Develop & Maintain: Design, code, and maintain scalable services within a distributed reactive architecture.
• Debug & Optimize: Troubleshoot production incidents and optimize JVM memory management and application throughput.
• Testing & Compliance: Ensure code quality through rigorous testing and adhere to strict PCI compliance security standards.
• Collaborate: Participate in code reviews, technical planning, and daily stand-ups in English.

Technical Qualifications

• Core Concepts: Strong grasp of OOP, Design Patterns, and SOLID principles.
• Functional Programming: Proficiency with functional concepts (Lambdas, Streams, Optionals) and reactive programming models.
• Concurrency: Experience dealing with race conditions, deadlocks, and thread safety in a multi-threaded environment.
• API Development: Strong experience building and consuming RESTful APIs.