Fullstack Developer – Next.js, Quarkus, PostgreSQL

Job not on LinkedIn

🕒 March 18

🇧🇷 Brazil – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 100%

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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XTENT Group

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2022

🤖 Artificial Intelligence

🔒 Cybersecurity

💳 Fintech

Artificial Intelligence • Cybersecurity • Fintech

XTENT Group is a technology company that provides cloud-native platforms, AI-driven analytics, cybersecurity services, and FinOps/FinTech solutions to help businesses optimize operations, reduce cloud costs, and improve security. Their offerings include Neural Lens (computer vision/AI for retail insights), Dynalytx (predictive analytics and decision automation), Solara (cloud process optimization), managed services (MSP), and advanced cyber threat protection. XTENT focuses on enterprise clients, delivering integrated, customizable solutions that combine AI, cloud engineering, and financial optimization to support digital transformation.

📋 Description

• Develop end-to-end features, from the database through the backend and frontend • Design and evolve PostgreSQL structures • Create and maintain REST APIs with Quarkus (Java) • Implement complete, well-structured CRUD operations • Integrate services with external APIs • Create screens, workflows, and components in Next.js • Ensure quality through validation, error handling, and data consistency • Work with version control and continuous delivery as part of a team

🎯 Requirements

• Experience with Next.js • Experience with Java and Quarkus • Experience with PostgreSQL • Proficiency in CRUD operations, APIs, and integrations • Ability to work across the full stack (database, backend, and frontend) • Knowledge of Git (branching, merging, pull requests, and conflict resolution) • Good development practices, including code organization, design patterns, and basic testing • Bachelor's degree • Nice-to-have knowledge: Python (particularly YOLO/computer vision), Docker, Kubernetes, and basic DevOps (builds, deployments, logging, and troubleshooting)

🏖️ Benefits

• Medical insurance • Dental insurance • Discount club • Life insurance • PJ contractor agreement