Crossjoin Solutions is experiencing dynamic worldwide growth!We are a global IT consulting company, founded in Portugal, and now delivering impactful, worldwide projects across Europe,LATAM, andNorth America.Our mission?Deliver world-class performance, reliability, and innovation for clients in banking, insurance, healthcare, telecom, and financial services — supporting millions of users worldwide.As anIT Engineerat Crossjoin Solutions, you are part of a highly skilled, multidisciplinary team dedicated to delivering Dependable Systems — ensuring performance, resilience, and observability across complex IT ecosystems. Your mission is to understand client challenges, design efficient solutions, and implement them with excellence, always aligned with Crossjoin's core values of quality, innovation, and trust.Key ResponsibilitiesAnalyze and optimize IT environments, identifying gaps, risks, and performance bottlenecksImplement and integrate enterprise solutions (Oracle, Out Systems, microservices, cloud, observability platforms, etc.)Support Performance Acceptance Tests (PATs) and other quality assurance frameworksDevelop automation and observability use cases to improve system dependability and operational visibilityCollaborate with Delivery Managers and Competence Centers to ensure alignment with project goals and client expectationsTechnical DomainsPerformance Engineering & ObservabilityCloud & Dev Ops/SRE, Database & MiddlewareOptimization, Business ApplicationsAutomation & AI-based Process OptimizationData & Analytics (BI, OLAP, ETL, Data Warehouse)Required Skills & CompetenciesBachelor's or Master's in Computer ScienceNo professional experience neededUnderstand different concepts around programming languages like Java, C, C++, Python, and SQLUnderstand different variations around databases, SQL, and No SQL, like My SQL, Postgre SQL, Cassandra, and Mongo DBExcellent communication, resilient, and goal-orientedAnalytical mindsetDriven by technology and challengesFluency in English (be able to write and speak)Be able to travel.You will be integrated into our Academy!At this Academy, you will be challenged with intensive training, both theoretical and in realistic labs, so you can be ready forCrossjoin's