Category: ETL Developer

professional summary jessica claire 100 montgomery st 10th floor 555 4321000 resumesampleexamplecom 7 years experience database design development sql server 2016201420122008r2 largescale databases expert level skills object creation tables views table normalization usercreated data types user functions views user profiles data dictionaries data integrity performance tuning indexes appropriate triggers facilitate efficient data manipulation data consistency expert tsql ddldml perform sql server enterprise manager management studio functionality using tsql scripts batches good understanding data modeling concepts like starschema modeling snowflake schema modeling prepared various types documents like etl specification data mapping test cases data dictionary etc worked extensively etl process using ssis package excellent data extraction transforming loading etl using sql server integration services ssis dts bulk insert bcp expert design development sql server integration services ssis packages using various control flow tasks data flow transformation excellent creating ssis packages integrating data using ole db connection heterogeneous sources excel csv oracle flat file text format data using multiple transformations provided ssis data conversion conditional split bulk insert merge union analyze business requirements technical specifications physical data models etl mapping process flow performed data profiling data cleansing applying rules developing mappings move data source target systems expert designing complex reports like reports using cascading parameters drillthrough reports parameterized reports report models adhoc reports using sql server reporting services ssrs based client requirements absolute knowledge software development life cycle database design rdbms data warehousing data modeling concepts extensive knowledge coding languages including java xml sql demonstrated leadership abilities teamwork skills well ability accomplish tasks minimal direction supervision proficiency creating different types reports crosstab drilldown summary parameterized sub reports formatting using ssrs strong knowledge enhancing deploying ssis packages development server production server database etl performance tuning broad experience database development including effective use database objects sql trace execution plan different types optimizers indexes table partitions sub partitions views temporary tables experience making sure storage archiving backup recovery procedures working correctly experience working troubleshoot performance problems finetuning databases index analysis strong knowledge experience azure sql data factory azure sql data warehousing experienced creating populating data warehouses oltp data various ssis etl packages transformations containers variables configurations schedules debugging knowledge loggers event handlers experienced performance testing query optimization faster data access capable handling responsibilities independently well proactive team member strong analytical skills ability work crossfunctionally strong knowledge experience azure sql data factory azure sql data warehousing experience extraction migration data heterogeneous data sources like excel ms access oracle db2 ms sql server using import export wizard dts ssis bcp bulk insert utilities proficiency warehousing architecture techniques including molap rolap ods dm edw developed mapping load fact dimension tables type 1 type 2 dimensions incremental loading unittested mappings responsible debugging performance tuning targets sources mappings sessions experience transforming structured data various data sources using ssis transformations like conditional split lookup merge join sort derived column cleaning bad data validating data experience phases software development life cycle sdlc proficient conceptual logical physical modeling excellent understanding financial health insurance mortgage domains experienced full development cycle data warehouse including requirements gathering design implementation maintenance proficient creating dynamic ssis packages incremental loads used change data capture cdc control task makes efficient data loading experienced data design development microsoft sql server tsql performance tuning troubleshooting ssisdts package configuration ssrs ssas datawarehousing cube development maintaining code version repository tfsvsts tortoise svn git experienced standard sdlc methodology agilescrum waterfall skills sql processing extraction transformation loading etl ibm db2 client requirements operational data store performance tuning data visualization intelligence reports product data management enterprise data management analytic functions informatica data quality verification testing analysis modeling system mapping business requirements gathering data profiling query execution informatica powercenter data integrity data warehouse development complex problemsolving data governance data validation structural design work history sqldata warehouse developer 122021 112022 apex systems eglin air force base fl resolved issues provided oncall support production database orchestrated designing testing support debugging new existing etl reporting processes cooperated developers data architects dbas project managers client business users develop specifications created web application using c created talend jobs copy files one server another utilized talend ftp components analyzing source data know quality data using talend data quality tuned optimized performance queries modification tsql queries finding missing indexes checking fragmentation level reindex tables normalized tables established joins created indexes wherever necessary responsible monitoring making recommendations performance improvement hosted databases involved index creation index removal index modification file group modifications adding scheduled jobs reindex update statistics databases extensive knowledge data mining algorithms statistics scheduled jobs streamline automate cumbersome repeated tasks using ssis experienced net application development using c vb language created etlssis process transfer data oltp files data warehouse scheduled monitored job experienced writing complex sql queries involving multiple tables inner outer joins experienced optimizing queries creating various clustered nonclustered indexes indexed views handled maintained data storage process including networks created tsql stored procedures user defined functions indexes views constraints triggers wrote complex queries using joins aggregate functions subqueries derived tables ctes implemented project using aspnet c backend database microsoft sql server designed worked dimensional models including understanding kimball method facts dimensions star schemas data modeling techniques extracted necessary data transferred new system development warehousing system tested designs ensure proper functioning system fixed issues may arise provided technical support existing ssrs reports troubleshooting issues identifying root causes implementing solutions developed ssrs reports using sql server management studio visual studio meet needs multiple business units developed complex talend etl jobs migrate data flat files database implemented custom error handling talend jobs worked different methods logging analyze existing sql queries performance improvements developed sql databases written applications interface sql databases development often consists designing tables storing procedures views functions supervised impact analysis changing upstream processes data warehouse reporting system analyzed data sources design simple efficient query transforms loaded data flat files designed workflows data flow cleaned data experienced expression language mdx dax designed query ssas cube extracted data db2 vsam files xml files flat files populated data warehouse designed implemented effective analytics solutions models snowflake developed complex transformations mapplets using informatica extract transform load data data marts enterprise data warehouses edw operational data stores ods documented user requirements translated requirements system solutions developed implementation plan schedule designed olap data mart workers compensation reporting created data stage etl jobs denormalized load oltp data developed db2 sql transformed business requirements technical specifications sourcetotarget mappings implemented complex mappings slowly changing dimensions typel type 2 type3 interpreted logical physical data models business users determine common data definitions establish referential integrity system worked mappings using expressions aggregators filters lookup update strategy stored procedure transformations worked variables parameters mappings pass values sessions participated testing data design tool design data extractstransforms sqlssisetldata warehouse developer 062018 122018 ihs markit seal beach ca implemented integrations different system record data existing risk platform make updates organizational hierarchy legal entity data performance improvement existing views procs identify deadlocks missing indexes alter indexes necessary debug existing etl packages troubleshooting created mapping parameters session parameters mapping variables session variables performing etl database code migrations across environments using deployment groups designed built maintained mappings sessions workflows target load process used c creating custom tasks using script task script component transformation involved data analysis database modeling oltp olap environments involved extracting data using ssis oltp olap involved development implementation ssis pbi reports various business units across organization implemented snowflake data modeling elt using snowflake sql implementing complex stored procedures best practices data warehouse etl concepts experienced microsoft bi platform languages ssis ssas ssrs tsql mdx dax etc created inhouse applications using net framework formulated documented etl process design based business requirements system specifications including sourceto target mappings data dictionaries transformations enabled cdc existing oltp tables continuous integration data mart created power bi reports stakeholders involved debugging maintaining written c codes created tsql stored procedures user defined functions indexes views constraints triggers wrote complex queries using joins aggregate functions subqueries derived tables ctes effectively communicate verbal written communication ensuring wellwritten accurate appropriate communication intended audience perform detailed analysis reporting applications process infrastructure reviews experience developing code encrypt decrypt protect individuals medical records personal health information experience developing dashboard reports parameterized reports linked reports sub reports region year quarter month week developed build deployment processes preproduction environments sqlssis developer 102014 122017 commercial bank ethiopia city state analyzed existing sql queries identify opportunities improvements created optimal technical solutions user needs indepth system analysis developed implemented optimized stored procedures functions using tsql performed regular database backups prevent information loss resolved complex business issues proposing longterm solutions avoid repeat problems enhanced existing reports introduction new system features supported projects enabling delivery efficiencies technical resolution built data integration solutions introduce new sets asset repositories designed developed customized extract transform load etl applications per client specifications devised highquality database solutions ranging size complexity increasing productivity improving data sharing followed standard practices migrating changes test production environments documented analysis results provided performance improvement feedback helped plan data extraction processing tasks aiding eventual deployments managed workload independently collaborated colleagues complete larger scale tasks distributed team environment maintained complex tsql queries views stored procedures multidatabase environment little supervision designed implemented tsql queries reporting complex solution development developed custom database objects stored procedures delivered application support used tsql develop ddl dml dynamic sql daily used ssdt develop ssis packages maintaining code version repository tfsvsts tortoise svn git created complex etl packages using ssis extract data staging tables partitioned tables incremental load performed tsql ssis ssdt package workflows performance tuning optimization queries reports take longer execution time designed complex database data warehouse system architecture create schemas designed components perform complex codingprogramming debugging testing within data warehouse system documents data warehouse system reviewed data extraction loading cleansing data modeling data warehouses developed deployed monitored ssis packages defined unit testing system integration best practices enhancing developing deploying ssis packages across different environments experience agile software development paradigm eg scrum kanban used ssis create etl packages validate extract transform load data data warehouse data mart databases performed tsql tuning optimization queries reports take longer execution time using ms sql profiler index tuning wizard sql query analyzer ms sql extracted data heterogeneous sources oltp flat files microsoft excel transferred olap using sql server integration services ssis used ssdt develop ssis packages identified data sources created sources target mapping documents used packages sql server integration services ssis maintaining code version repository tfsvsts used various transformations etl packages transferring data oltp source destination using ssis 20082016 developed complex stored procedures used ssis 2008 packages audit information data flow one stage involved full development cycle data warehouse including requirements gathering design implementation maintenance performed complex expressions create calculated fields used global variables ssrs 2012 deployed managed reports report manager using ssrs 2012 wrote complex stored procedures views using tsql management studio sql developer 092013 102014 ethiopian revenue customs authority city state wrote complex sql queries including inline queries subqueries faster data retrieval multiple tables working experience bi solutions etl reporting using ssis ssrs tsql programming using ddl dml dcl commands various business applications developed dynamic ssis solutions using data tools tsql sql server 2014 environment extensive experience data architecture logical database design physical database design er models database schemas etl tools os scripting job scheduling performed analysis development evaluation data mining data warehouse environment includes data design database architecture metadata repository creation developed new maintainedoptimize existing business intelligence tools developed queries return data databases different products education degree data analytics certification 102020 colaberry school data analytics data science dallas bachelor arts economics 072013 universty gondar gondar