Full Stack Lead Java Developer (Guadalajara)

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.

Responsibilities

• 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.

Qualifications

• 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 (.NETMaui / 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 Insurance , Life and Health Insurance , monthly food coupons , and a savings fund , all designed to support your well‑being and financial stability.