Back-end Developer, Mid/Senior

Job not on LinkedIn

🕒 February 4

🇧🇷 Brazil – Remote

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 46%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Keyrus

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 1996

🤝 B2B

💼 Consulting

B2B • Data Analytics • Consulting

Keyrus is an international company passionate about leveraging data to make impactful changes in life, society, and the future. With a presence in 18 countries, Keyrus is dedicated to creating meaningful careers for its employees by fostering excellence, trust, creativity, kindness, and fun. Specializing in data analytics, data advisory, and management, Keyrus provides vendor-agnostic solutions and continuous training opportunities through its KLX platform. The company also emphasizes a healthy work-life balance with a range of benefits, including sports events, healthcare plans, and an inclusive work culture. Keyrus is committed to openness and transparency to maintain positive workplace relationships and is driven to innovate and influence the digital future.

📋 Description

• Design, develop, and maintain back-end APIs and services using Java and frameworks such as Spring Boot • Analyze and interpret technical and functional requirements, proposing appropriate and feasible solutions • Implement automated tests (unit and integration) to ensure code quality • Perform preventive and corrective maintenance on existing systems • Optimize back-end application performance and database integrations • Actively participate in agile ceremonies, contributing estimates and technical planning • Collaborate with front-end, product, and QA teams to ensure consistent integrations and deliveries • Ensure code quality by applying programming best practices, design patterns, and performing code reviews

🎯 Requirements

• Experience in back-end development with Java (version 8 or higher) • Strong knowledge of object-oriented programming and Java best practices • Advanced experience with Spring Boot, Spring Data, and Spring Security • Solid experience developing and consuming REST APIs • Knowledge of relational databases (MySQL, PostgreSQL) and NoSQL databases (MongoDB) • Experience with version control (Git) and continuous integration • Hands-on experience with automated testing (JUnit, Mockito) and familiarity with TDD concepts

🏖️ Benefits

• Culture of equality • Inclusion • Opportunities for professional development