Job Summary: People Hackers is seeking a Java WAS Developer Engineer with SPEI experience for a bank, focused on AI-driven business transformation and innovative banking solutions. Key Highlights: 1. Work with innovative technologies, including AI. 2. Apply your knowledge to propose new solutions and services. 3. Collaborate with multicultural teams across Latam, India, and the U.S. **People Hackers is seeking a Hybrid Java WAS SPEI Developer Engineer in Gustavo A. Madero, Mexico City** --------------------------------------------------------------------------------------------------- **About Us** * We create value through AI-driven business transformation, specializing in tax advisory services; we operate in the U.S., India, and across Latam, achieving sustained annual growth while expanding our global service offerings — thus, we seek a Java WAS Specialist Developer with desirable SPEI experience for a bank, under a hybrid work model. **Why Join Us?** We are a people-centric company committed to maintaining a healthy balance between personal and professional life. You will have the opportunity to: * Work with cutting-edge technologies and industry leaders to develop new banking solutions and products, including AI. * Freely apply your expertise to propose new solutions and services. * Collaborate with multicultural teams across Latam, India, and the U.S. **What We Offer** We foster a sustainable, agile, collaborative, and enjoyable work environment, offering genuine medium- and long-term personal growth and professional development. Our offer includes: * **Monthly salary**: MXN 55,000–\* (tax-free), statutory benefits, 100% nominal, Savings Fund, Life Insurance, Major Medical Expense Insurance, Grocery Vouchers. * **Working hours**: Monday to Friday, 9:00 a.m. to 6:30 p.m. * **Work location**: Hybrid, with offices at Paseo de la Reforma and lateral Santa Fe (2–3 days onsite); assigned parking space. **What We’re Looking For** * 5 years of experience as: Java WAS Developer, Java WAS Developer Engineer, Backend Java SPE Developer, or Full Stack Developer. * 4–5 years managing requirements, gathering information, and engaging with diverse stakeholders and business users. Experience in banking and/or financial services is required. * 4–5 years developing with Java 8 or later, with strong command of lambdas, streams, functional interfaces, concurrency, and memory management. Frameworks: Spring Boot (v2 or v3\), Spring Security (OAuth2, JWT), Spring Data JPA/Hibernate, Spring MVC. * 2–3 years designing, consuming, and supporting RESTful APIs and microservices for system integration. * 2–3 years implementing, maintaining, and supporting SPEI (mandatory), including payment flow integration, CEP, account statement management, and retry mechanisms (idempotency). SPID for dollar payment settlement. SWIFT ISO 20022: MT or MX messages (ISO 20022\). Indeval: securities custody and settlement. * 2–3 years administering and configuring IBM WebSphere Application Server (WAS) on RedHat Linux (preferred), diagnosing and resolving incidents (application and server logs). * Proficiency with Oracle Database v12, v14 or higher, and SQL Server. * Knowledge of security and encryption: TLS implementation, digital signatures (XML Signature), cryptographic certificates (HSM). * Provide technical support to development, QA, operations, and related user departments. * Apply agile practices/methodologies (Scrum/Kanban) and emphasize quality, traceability, and compliance. **Desired Education Level:** Undergraduate degree (incomplete) **Desired Experience Level:** Entry-level **Departmental Function:** Technology / Internet **Industry:** Software Development / Programming **Skills:** * Java MVC Swift SPID SPEI * IBM WebSphere RESTful * Spring API Microservices * Oracle DB Scrum XML * SQL Server Integrations *This job posting originates from the Talenteca.com job board:* *https://www.talenteca.com/anuncio?j\_id\=69d4391a430000270000bcdc\&source\=indeed