Acid Tango is a digital product studio. We transform our clients' ideas into digital products, with a focus on digital innovation and bringing disruptive ideas to life. In every project, we search for the perfect harmony between simplicity, aesthetics, and technology. We're currently looking for a Lead software developer with solid Java expertise to join us. You'll bring experience in complex architectures and large-scale data systems, and you'll lead a team of talented developers building products that matter.

Inspire, motivate, and lead senior and junior developers, fostering a culture of technical excellence and continuous learning.
Drive the technical evolution of our clients' projects, from architectural decisions to day-to-day implementation.
Champion high-quality engineering practices: Define and evolve software architectures based on Domain-Driven Design (DDD) and Hexagonal Architecture principles, ensuring our codebases stay maintainable, testable, and aligned with business needs.
5+ years of experience in software development with Java.
~ Strong command of the Spring Boot framework.




~ Passion for software craftsmanship and clean, maintainable code.
~ Deep knowledge of object-oriented programming, algorithms, and software architecture.
~ Hands-on experience with Test-Driven Development (TDD) as a daily working practice.
~ Significant back-end experience with Java, with a clear understanding of its strengths and trade-offs.
~ Solid SQL skills and working knowledge of PostgreSQL, plus familiarity with non-relational databases such as Redis and MongoDB.
~ Confident with Git, Linux environments, and the command line.

Experience with CQRS, Event Sourcing, or asynchronous messaging (Kafka, RabbitMQ).
Senior (35–45K), Architect (45–55K), Tech Lead (55–65K).
~ Performance-based bonus of up to 12% of your salary.
~€1,000/year education budget to keep growing.
~ Versátil working hours and the option to work from home.
~€Challenging projects with a focus on innovati

📌 Hybrid - Java Lead Developer (España)
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📍 España