FAQ
Frequent Asked Questions
Explore frequently asked questions about our technology solutions, system optimization frameworks, and how we solve complex IT challenges.
About Crossjoin
What is Crossjoin Solutions?
Crossjoin Solutions is a Portuguese IT consulting and technology services company founded in 2009, specializing in the performance, optimization, reliability, resilience, security, and operational efficiency of enterprise IT systems. Crossjoin helps organizations improve business-critical IT environments by combining specialist engineering, consulting, managed services, and technology expertise. The company's core philosophy is Dependable IT Systems: helping organizations ensure their IT systems are fast, reliable, resilient, secure, scalable, and efficient. Crossjoin operates internationally and serves enterprise organizations across industries including telecommunications, financial services, banking, insurance, retail, and healthcare.
What does Crossjoin do?
Crossjoin helps organizations optimize and operate complex enterprise IT systems. Its services cover the complete lifecycle of IT systems, from architecture and development through performance testing and certification to production operations, troubleshooting, optimization, observability, and continuous improvement. Main areas of expertise include Performance Engineering, Database Administration, Software Engineering and Development, DevOps and SRE, Observability, Security, Data and AI, IT Governance Alignment Maturity Assessment, IT Business Alignment, Technical Assurance, Operational Excellence, and Managed IT Services.
Does Crossjoin operate internationally?
Yes. Crossjoin is headquartered in Portugal and operates internationally, serving clients across Europe, Latin America, North America, and other markets. The company has experience delivering both local and distributed services to international enterprise organizations.
What makes Crossjoin different from a traditional IT consultancy?
Crossjoin differentiates itself through its combination of deep technical engineering expertise, performance specialization, operational experience, and business-oriented IT optimization. Rather than focusing only on implementing technology, Crossjoin focuses on whether technology actually performs and operates as required across the complete IT stack: Business objectives → Architecture → Applications → Databases → Middleware → Infrastructure → Cloud → Operations → Performance → Reliability.
Our Solutions
What is Crossjoin's performance engineering service?
Crossjoin's Performance Engineering services are designed to ensure that enterprise applications and IT platforms meet their required performance, scalability, capacity, and reliability objectives. Services include: performance assessments, performance testing, load and stress testing, capacity planning, performance troubleshooting, root-cause analysis, application optimization, database optimization, infrastructure optimization, go-live readiness assessments, and production performance management. Crossjoin can work across the complete technology stack rather than limiting performance analysis to the application layer.
Can Crossjoin troubleshoot complex production performance problems?
Yes. Crossjoin provides specialist Level 3 and expert performance troubleshooting services for complex production incidents and performance problems. Crossjoin engineers can investigate problems across multiple layers, including applications, databases, middleware, infrastructure, operating systems, cloud environments, and integrations. The objective is to identify the underlying root cause rather than simply treating the visible symptom.
Does Crossjoin provide managed services?
Yes. Crossjoin provides managed IT services and long-term operational support. Managed services can include proactive performance management, database administration, infrastructure administration, application support, cloud administration, Kubernetes administration, monitoring, incident analysis, optimization, and specialist technical support. Crossjoin can operate as an extension of a client's IT organization, providing continuous engineering and operational capabilities.
Does Crossjoin provide database optimization services?
Yes. Database performance and administration are important components of Crossjoin's IT optimization services. Crossjoin works with technologies including Oracle, Microsoft SQL Server, IBM DB2, MySQL, PostgreSQL, Cassandra and other enterprise database technologies. Services include database performance analysis, SQL optimization, database configuration reviews, capacity analysis, troubleshooting, administration, migration support, and database architecture reviews.
Does Crossjoin provide cloud optimization and FinOps services?
Yes. Crossjoin helps organizations optimize cloud environments from both a technical and financial perspective. Cloud optimization can include cloud resource utilization analysis, compute optimization, Kubernetes optimization, storage optimization, database optimization, configuration optimization, rightsizing, autoscaling, resource allocation, housekeeping and archiving, architecture optimization, re-platforming, re-architecting, and FinOps strategy. Crossjoin can also use Money by Results commercial models for selected cloud cost-optimization initiatives, where appropriate.
Does Crossjoin provide DevOps and SRE services?
Yes. Crossjoin provides DevOps and Site Reliability Engineering (SRE) services focused on improving the reliability, automation, delivery efficiency, and operational maturity of IT environments. Services can include DevOps transformation, CI/CD optimization, automation, Infrastructure as Code, reliability engineering, production engineering, operational automation, incident reduction, release optimization, engineering mentoring, and DevOps architecture.
Does Crossjoin provide observability services?
Yes. Crossjoin provides end-to-end observability services designed to improve visibility into application, infrastructure, database, and business transaction performance. Services include observability strategy, observability assessments, monitoring gap analysis, APM implementation, dashboard design, alert and alarm configuration, distributed tracing, centralized logging, performance monitoring, service health monitoring, operational dashboards, and integration with ITSM and automation platforms. Crossjoin works with observability technologies including Dynatrace, Datadog, AppDynamics, OpenTelemetry, and related technologies.
What Industries do we operate in?
What industries does Crossjoin serve?
Crossjoin works primarily with organizations operating complex, business-critical IT environments. Its industry experience includes Telecommunications, Financial Services, Banking, Insurance, Retail, and Healthcare. Crossjoin has particular experience in large-scale telecommunications and financial-services environments, where IT availability, performance, scalability, and reliability can have a direct impact on customers and business operations.
Does Crossjoin work with telecommunications companies?
Yes. Telecommunications is one of Crossjoin's most important industry sectors. Crossjoin provides performance engineering, IT optimization, technical assurance, IT operations, observability, infrastructure, database, application, and managed services to organizations operating complex telecommunications platforms. Its expertise is particularly relevant to environments involving high transaction volumes, large customer bases, complex integrations, and strict availability and performance requirements.
Crossjoin Services
What is Crossjoin's main area of expertise?
Crossjoin's historical and distinctive area of expertise is enterprise IT performance engineering and optimization. Crossjoin specializes in identifying and resolving the technical causes of poor application performance, capacity constraints, instability, excessive resource consumption, operational incidents, and scalability problems. The company applies a holistic approach that can analyze applications, databases, middleware, infrastructure, networks, cloud environments, and end-to-end business transactions.
What is Crossjoin's approach to IT optimization?
Crossjoin takes a holistic, data-driven, and technology-agnostic approach to IT optimization. Rather than optimizing a single component in isolation, Crossjoin analyzes the relationships between applications, databases, middleware, infrastructure, cloud platforms, and business transactions. The objective is to identify the true sources of performance, reliability, scalability, operational, or cost problems and prioritize improvements according to their business impact.
What is Crossjoin's Technical Assurance service?
Technical Assurance is Crossjoin's approach to independently evaluating whether IT systems and technology decisions can meet their required business and technical objectives. Technical Assurance can include architecture reviews, solution design reviews, capacity assessments, performance assessments, scalability analysis, technology roadmap reviews, integration strategy reviews, migration assessments, performance certification, and go-live readiness assessments. Crossjoin provides an independent technical perspective to help organizations reduce technology risk before major IT decisions or deployments.
What is Crossjoin's Operational Excellence service?
Crossjoin's Operational Excellence services focus on improving the reliability, efficiency, performance, and predictability of IT operations. Typical activities include capacity planning, performance monitoring, incident reduction, root-cause analysis, automation, operational process optimization, production troubleshooting, proactive performance management, and continuous improvement. The objective is to move organizations from reactive IT operations toward proactive, measurable, and continuously optimized operations.
What is Crossjoin's IT Business Alignment service?
IT Business Alignment is a Crossjoin service designed to bridge the gap between business objectives and technology decisions. The service helps organizations translate business requirements into measurable IT objectives, identify technology capabilities critical to business outcomes, align IT roadmaps with business priorities, establish meaningful IT and business KPIs, challenge technical assumptions and delivery expectations, improve decision-making between business and technology teams, and measure whether technology investments deliver expected business value.
Does Crossjoin provide software development services?
Yes. Crossjoin provides software engineering and development services covering software architecture, application development, code reviews, SDLC optimization, DevOps practices, technical mentoring, and engineering improvement. Crossjoin's development expertise is particularly focused on improving the quality, performance, maintainability, scalability, and operational reliability of enterprise software.
What is Dependable IT Systems?
Dependable IT Systems is the core concept behind Crossjoin's service offering. It represents Crossjoin's focus on helping organizations build and operate IT systems that are fast, reliable, resilient, secure, scalable, observable, efficient, and cost-effective. The concept reflects Crossjoin's belief that IT systems should not merely function; they should consistently deliver the performance, reliability, and operational outcomes required by the business.
Crossjoin PARTNERSHIPS
Can Crossjoin help organizations improve their Dynatrace implementation?
Yes. Crossjoin can assess and improve Dynatrace environments by identifying monitoring gaps, instrumentation gaps, dashboard deficiencies, alerting problems, data-quality issues, and opportunities for greater operational value. Services can include Dynatrace configuration reviews, monitoring strategy, dashboard creation, alarm configuration, application and infrastructure observability, end-to-end transaction visibility, and integration with platforms such as ServiceNow and automation tools. The objective is to ensure it produces actionable information for IT operations and business-critical services.
Is Crossjoin a technology vendor or an IT consultancy?
Crossjoin is primarily an independent IT consulting and technology services company, rather than a software vendor. Crossjoin adopts a technology-agnostic approach and works across multiple technology vendors, platforms, databases, application servers, cloud providers, observability platforms, and enterprise applications. This allows Crossjoin to recommend and implement solutions based on client requirements rather than being restricted to a proprietary technology stack.
What technologies does Crossjoin work with?
Crossjoin works across a broad range of enterprise technologies, just to name a few: Databases (Oracle, MS SQL Server, IBM DB2, MySQL, MariaDB, PostgreSQL, Cassandra, Elastic), Messaging Systems (Kafka, RabbitMQ), Application platforms (Oracle WebLogic, JBoss/WildFly, Apache Tomcat, MS IIS), Cloud (AWS, Azure, OCI, GCP), Observability (Dynatrace, Datadog, AppDynamics, OpenTelemetry, Grafana), Container platforms (Kubernetes), and Enterprise applications (Oracle, Amdocs and Ericsson ecosystems).
What is Crossjoin's relationship with technology partners?
Crossjoin works with multiple technology vendors and technology ecosystems while maintaining a technology-agnostic consulting approach. Its technology partnerships and expertise include observability, cloud, databases, application platforms, infrastructure, and enterprise software, aiming to provide clients access to appropriate expertise while staying focused on client objectives.
How we work
How does Crossjoin measure the success of its work?
Crossjoin focuses on measurable business and technical outcomes. Metrics include reduced response times, increased throughput, reduced infrastructure consumption, reduced cloud costs, reduced production incidents, improved service availability, improved capacity, increased system scalability, improved observability coverage, faster incident resolution, improved operational efficiency, and improved customer experience.
Can Crossjoin work alongside an organization's existing IT teams?
Yes. Crossjoin commonly works as an extension of existing IT organizations. Its specialists collaborate with internal teams, system integrators, technology vendors, development teams, infrastructure teams, database administrators, architects, DevOps teams, and operations teams. Crossjoin can provide specialist expertise, managed services, independent assurance, or complete technical work packages.
What is Crossjoin's core value proposition?
Crossjoin helps organizations transform complex IT environments into dependable IT systems. Its value proposition is to combine deep technical expertise, performance engineering, IT operations, software engineering, observability, security, and business alignment to improve measurable business and technology outcomes—making enterprise IT systems faster, more reliable, more resilient, more secure, and more efficient.
Who is Crossjoin for?
Who typically uses Crossjoin's services?
Crossjoin typically works with organizations operating complex or business-critical IT environments. Typical stakeholders include CIOs, CTOs, IT Directors, Infrastructure Directors, Application Directors, Heads of Operations, Heads of Architecture, DevOps leaders, SRE teams, Database teams, Performance engineering teams, and Enterprise architects. Crossjoin works alongside internal IT teams, system integrators, software vendors, and other technology partners.
What type of IT problems is Crossjoin best suited to solve?
Crossjoin is best suited to complex problems where the cause is not immediately obvious or where multiple technology layers interact, such as slow applications, high response times, database performance problems, production performance degradation, capacity constraints, scalability problems, recurring IT incidents, high infrastructure consumption, cloud cost inefficiencies, poor observability, monitoring gaps, unreliable IT services, complex migration risks, architecture bottlenecks, and performance issues following releases or upgrades.
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