Senior Java Backend Developer

🔥 3 hours ago

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Verity Group

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2010

🤖 Artificial Intelligence

🤝 B2B

☁️ SaaS

Artificial Intelligence • B2B • SaaS

<Verity Group> is a Brazil-based digital transformation and innovation consultancy that develops and accelerates products and services for enterprises using modern engineering, cloud, and AI-driven approaches. The company offers application modernization, digital experience design, technology outsourcing, and consulting services, and operates an AI orchestration platform called Verity Quantum to integrate and deploy AI agents. Verity Group serves B2B clients in banking, insurance, healthcare and other industries, has 200+ consultants and 1,000+ projects over 15+ years, and focuses on end-to-end strategy-to-execution delivery to generate measurable business value.

📋 Description

• Responsible for developing the platform backend, focusing on billing, subscriptions, checkout, dependents, profiles, authentication, integrations and transactional rules. • Develop Java backend APIs and services for the plans, offers, checkout, subscription, billing, dependents and authenticated-user areas. • Implement integrations with payment gateways, financial webhooks, recurring billing, retry logic, delinquency handling and subscription cancellations. • Build business rules for subscription status, benefit blocking, payment history, eligibility and hierarchical scope. • Implement authentication, first-time access, profile-based authorization and permission control by partner, company and beneficiary. • Develop integration components with NAV, notification services, caching, auditing and other required systems. • Apply best practices for unit testing, error handling, logging, API versioning and technical documentation.

🎯 Requirements

• Advanced experience with Java, Spring Boot, REST APIs, JPA/Hibernate and relational databases. • Experience developing transactional systems, integrations, business rules and asynchronous processing. • Knowledge of authentication, authorization, security, error handling and observability. • Experience with unit testing, version control, code reviews and engineering best practices. • Ability to work in environments with external integrations, technical dependencies and incremental product evolution.

🏖️ Benefits

• Meal allowance • Food allowance • Home office subsidy • Health insurance • Dental insurance • Life insurance • Discount partnerships • Agreements with stores and educational institutions • Recurring agility training • Alura licenses