Full Stack Senior Java Engineer

ARCOS
Full-time
On-site

At ARCOS, we don’t just build software—we innovate, transform, and push boundaries. We’re searching for a Full-stack Senior Software Engineer to join our dynamic team—a technical leader and mentor who thrives on solving complex challenges and driving impactful solutions.

If you have a passion for scalable system design, secure and high-performing software, and empowering others through mentorship, this is the role for you. We value not only technical excellence but also proactive collaboration, strategic thinking, and a relentless drive to deliver results.

What you'll do 

  • Design and build high-quality, scalable software aligned with ARCOS’s goals.
  • Set standards for clean code, design patterns, and unit testing.
  • Solve complex technical challenges with both immediate and long-term impact.
  • Guide junior engineers in technical and professional growth.
  • Partner with product teams, architects, and UX designers to create seamless solutions.
  • Foster a culture of knowledge-sharing and teamwork.
  • Actively engage in Agile Scrum rituals—stand-ups, sprint planning, and retrospectives.
  • Take ownership of projects, delivering quality solutions on time.
  • Identify and implement process optimizations.
  • Stay ahead of technology trends, championing innovative tools and practices.

Requirements

What you bring

  • 5+ years of full-stack enterprise software development experience (UI, backend, API, database).
  • A strong foundation in software engineering design principles and scalable architectures.
  • Proven leadership in solving technical challenges and mentoring teams.
  • Effective communication skills—explaining complex concepts to both technical and non-technical audiences.
  • Expertise in Agile development, CI/CD pipelines, and secure coding practices.
  • Experience with multi-tenant, cloud-based, high-availability systems.

Required Technical Skills:

  • Java (version 8 and above) Spring Boot or similar frameworks
  • SQL (relational) databases
  • REST, React or JavaScript/TypeScript, HTML/CSS
  • Cloud-native development with AWS
  • Unit testing practices (experience with frameworks like JUnit, Mockito)
  • Event-driven architectures

Desired Technical Skills

  • Mobile cross-platform development with React Native or equivalent frameworks (.NET Maui / Xamarin or Flutter)
  • Testing automation using frameworks like Selenium and RestAssured or equivalent
  • Generative AI/LLMs
  • NoSQL databases (AWS DynamoDB or equivalent)
  • Atlassian tools (Jira, Bitbucket, Confluence) or equivalent

Benefits

We offer benefits above the legal requirements, including Major Medical Expenses InsuranceLife and Health Insurancemonthly food coupons, and a savings fund all designed to support your well-being and financial stability.