Middle/Senior Java Developer

Devexperts works with respected financial institutions, delivering products and tailor-made solutions for retail and brokerage houses, exchanges, and buy-side firms. The company focuses on trading platforms and brokerage automation, complex software development projects, market data products, and IT consulting services.

We are looking for a Middle/Senior Java Developer to join the Research&Development Team.

As a backend developer, you will play a crucial role in managing the entire order lifecycle, encompassing order capture, validation, routing, execution, option price calculation, and reconciliation. Our priority is to deliver high-performance, low-latency, and fault-tolerant solutions, with a strong emphasis on code quality through comprehensive code reviews and rigorous testing.

Although our product holds a substantial presence, we consistently address both functional and non-functional requirements while responsibly managing technical debt. Our work environment is agile, primarily utilizing Scrum, and is supported by tools such as Atlassian, Slack, Sonar, Docker, and others.

We expect our Middle/Senior Java Developer to

• Develop reliable, high-performance distributed systems,
• Optimize, document, and maintain code with thorough test coverage,
• Collaborate effectively with colleagues and embrace constructive feedback,
• Conduct meticulous, blame-free code reviews to continually improve code quality,
• Perform analysis to effectively address multi-threading issues,
• Work collaboratively with experienced team members in a complex business environment,
• Understand detailed business requirements within the finance industry.

Must-have skills

• Proficient in Java 11+ with experience in Collections, Streams, Threads, and Concurrency,
• Familiar with Spring, AspectJ, and Kotlin,
• Skilled in using JUnit5 and Mockito for effective testing,
• Experienced with Docker, PostgreSQL, Liquibase, Prometheus, and ELK,
• Exposure to distributed systems, with a focus on performance and reliability,
• Understanding of asynchronous communication principles,
• Knowledge of relational database internals, including indexes and locks,
• Experience in debugging heap and thread dumps,
• Proficient in code profiling using tools like YourKit, JProfiler, and Visual VM,
• Strong knowledge of Unix/Linux,
• Familiar with trading and capital markets,
• B2+ English proficiency.

Care for the employees is one of Devexperts' core values.

Employment Type  The hire will be under a CLT employment structure managed through Deel, ensuring full compliance with local labor regulations (INSS, FGTS, Life Insurance, 30 calendar days of paid vacation per year).

Work Regime & Flexibility

Flexible work arrangement with the possibility of remote work from anywhere in Brazil, subject to business needs and team alignment.

Additional Benefit

Meal Voucher Program (BRL 40 per working day)

Requires Java 11+, Spring, AspectJ, Kotlin, testing, databases, distributed systems, Unix/Linux, performance profiling, capital markets knowledge, and B2+ English.

Key Responsibilities

• developing systems
• optimizing code
• reviewing code

Skills & Tools

Java, Spring, AspectJ, Kotlin, JUnit5, Mockito, Docker, PostgreSQL, Liquibase, Prometheus, ELK, YourKit, JProfiler, Visual VM, Unix/Linux, Atlassian, Slack, Sonar

Job Details

• Category: Software Development
• Seniority: Senior Level
• Commitment: Full Time
• Workplace: Remote — São Paulo or Brazil
• Languages: English

Benefits

• Generous paid time off
• Retirement plan

About Devexperts

A financial technology company delivering trading platforms, brokerage automation, market data products, and IT consulting services. — Industry: Information Technology