Software Engineer – Technical Referent

dLocal

Java Specialist required for fintech company dLocal, responsible for designing and implementing architecture systems for Java applications and ensuring alignment with client requirements.

Posted 5/1/2026full-timeBuenos Aires • 🇦🇷 ArgentinaSeniorLeadWebsite

Tech Stack

Tools & technologies

AWSCloudGoogle Cloud PlatformGrafanaHibernateJavaPrometheusSDLCSpring

About the role

Key responsibilities & impact

Collaborate with technology leaders and the product team to understand department goals and requirements, translating them into technical solutions.
Design, develop, and maintain high-quality Java applications and systems aligned with business objectives.
Lead the technical architecture and design of Java-based projects, ensuring scalability, performance, and maintainability.
Create scalable architecture systems for Java-based applications, considering future growth and evolving business needs.
Optimize application performance by identifying and addressing areas for improvement, such as code optimization, database query optimization, and resource utilization.
Troubleshoot design flaws and system bottlenecks to enhance application stability and performance.
Perform validation tests to ensure the flexibility and scalability of the Java environment, making necessary adjustments as needed.
Conduct comprehensive system performance tests to identify bottlenecks, assess system capacity, and fine-tune application performance.
Generate and present detailed systems reports, including performance metrics, bottlenecks, and recommendations for improvements.
Conduct code reviews and provide constructive feedback to maintain high standards of software development, ensuring code quality, readability, and adherence to best practices.

Requirements

What you’ll need

Bachelor’s degree in software engineering or computer science.
Minimum of 8 years of professional experience in Java development.
Solid experience in Java application development and/or software architecture.
In-depth knowledge of object-oriented design principles and design patterns.
Ability to write clean, efficient, and readable code.
Experience with cloud platforms such as AWS or GCP (desired).
Experience with Java development frameworks like Spring and Hibernate.
Event-driven architecture design experience.
High-level project management skills.
Ability to solve complex software system issues.
Good verbal and written communication skills.
Being a team player, enjoying working with your own team and collaborating with other teams in the organization.
Upper-intermediate written and spoken English proficiency.
Well-versed in the software development life cycle.
Experience with monitoring applications in production using telemetry tooling such as Newrelic, Datadog, Grafana + Prometheus, Dynatrace, CloudWatch, distributed logs like ELK, etc.

Benefits

Comp & perks

Flexibility: we have flexible schedules and we are driven by performance.
Fintech industry: work in a dynamic and ever-evolving environment, with plenty to build and boost your creativity.
Referral bonus program: our internal talents are the best recruiters - refer someone ideal for a role and get rewarded.
Social budget: you'll get a monthly budget to chill out with your team (in person or remotely) and deepen your connections!
dLocal Houses: want to rent a house to spend one week anywhere in the world coworking with your team? We’ve got your back!
Flexibility in how you work: We focus on impact and productivity over fixed hours. This means our teams have flexible schedules and, depending on your role and location, you will combine self‑managed focus time with moments of in‑person connection in our collaboration hubs.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

JavaJava application developmentsoftware architectureobject-oriented design principlesdesign patternscode optimizationdatabase query optimizationcloud platformsSpringHibernate

Soft Skills

project managementproblem-solvingcommunicationteam collaborationcode qualityreadabilityconstructive feedbackflexibilityscalabilityperformance optimization

Certifications

Bachelor’s degree in software engineeringBachelor’s degree in computer science