5. All referenced contracts as a whole shall cover the elements listed  below as indicated 16 :  a. Angular, NodeJS, OSGI, Java EE or equivalent Java or  JavaScript technologies  –  minimum 2 references  b. Oracle Data Integrator or equivalent ETL tools  –  minimum 2  reference  c. SAP Business Objects or equivalent business intelligence tools  (e.g. Power BI etc.)  –  minimum 2 reference  d. Apache Hadoop, Spark, Hive, Python or equivalent data  processing technologies  –  minimum 2 references  e. Apache Kafka or equivalent stream processing technology  – minimum 1 reference  f. ElasticSearch, LogStash, Kibana, Grafana, Splunk or  equivalent  –  minimum 2 references  g. Docker, Docker Swarm, Kubernetes or equivalent  –  minimum  2 references  h. Master Data Management (bespoke or commercial solution)  – minimum 2 references  i. Software Development Life Cycle tools supporting Agile and  DevOps (e.g. Microsoft Azure DevOps, Git, chef, Nexus,  Jenkins, etc.)  –  minimum 2 references  j. BPMN, UML or equivalent  –  minimum 2 references  k. RUP, Prince2 or equivalent waterfall methodology  –  minimum  2 references  l. Agile/Scaled Agile Framework minimum 2 references  m. Automated software testing methodology and integrated  tooling (e.g. Microsoft Azure DevOps)  –  minimum 2  references  n. Implementation of ITIL practices (or equivalent) supported  by the use of professional ticketing and knowledge  management tools (e.g. Remedy)  –  minimum 2 references  Basis for  assessment  A consolidated assessment of the tenderer as a whole (including, if  applicable, all members of a joint tender and/or other entities on which  the tenderer relies to fulfil this selection criterion) will be carried out.  Evidence  Tenderers must provide  minimum 10 (and in any case no more  than 20) contract references . Evidence must be provided in the  form of a filled-in contract reference per project. For each contract  reference the use of the templates provided in  Annex 09 to this  document is mandatory. Only references submitted on these forms will  be considered. $^{16}$ Wherever for a bullet point a list is given and, in absence of further specifications, the “,” separating each item  of the list shall be intended as “or”.  22