Sr. Software Engineer Job Vacancy in Visa Bengaluru, Karnataka – Updated today

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Company Name : Visa
Location : Bengaluru, Karnataka
Position :

Job Description : Company Description
Visa is a world leader in digital payments, facilitating more than 215 billion payments transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable and secure payments network, enabling individuals, businesses and economies to thrive.
When you join Visa, you join a culture of purpose and belonging – where your growth is priority, your identity is embraced, and the work you do matters. We believe that economies that include everyone everywhere, uplift everyone everywhere. Your work will have a direct impact on billions of people around the world – helping unlock financial access to enable the future of money movement.
Join Visa: A Network Working for Everyone.

Job Description
KeyResponsibilities:
Visa is currently seeking for a Senior Hadoop with Tableaudeveloper experience in Finance area to deliver Corporate Analytics new strategicframework initiative. This BI platform provides analytical/operationalcapability to various business domains that are to be used by Corporate FinanceSystems. This Developer role will be primarily responsible for designing,developing and implementing Hadoop framework ETL using relational databases anduse Tableau reporting on it. The new Hadoop framework to be used to build fromthe scratch Oracle Financial analytics/P2P/Spend/Fixed asset solution intoHadoop framework from OBIA. The individual should have a finance business backgroundwith extensive experience in OBIA Fixed Assets, P2P, Financial analytics, SpendAnalytics, and Projects. Expert in Hadoop framework components like Sqoop,Hive, Impala, Oozie, Spark, HBase, HDFS..
Architect, Design and implement column familyschemas of Hive and HBase within HDFS. Assign schemas and create Hive tables.Managing and deploying HDFS HBase clusters.Develop efficient pig and hive scripts withjoins on datasets using various techniques. Assess the quality of datasets fora hadoop data lake. Apply different HDFS formats and structure like Parquet,Avro, etc. to speed up analyticsFine tune hadoop applications for highperformance and throughput. Troubleshoot and debug any hadoop ecosystem runtime issuesHands on experience in configuring, and usingHadoop ecosystem components like Hadoop MapReduce, HDFS, HBase, Hive, Sqoop, Spark,Impala, Pig, Oozie, Zookeeper and Flume.Desired candidate should have strong programmingskills on Scala or Python to work on SparkExperience in converting core ETL logics usingPySpark SQL or Scala languageGood experience on Apache Hadoop Map Reduceprogramming, PIG Scripting and Distribute Application and HDFS.In-depth understanding of Data Structure andAlgorithms.Experience in managing and reviewing Hadoop logfiles.Implemented in setting up standards andprocesses for Hadoop based application design and implementation.Experience in importing and exporting data usingSqoop from HDFS to Relational Database Systems and vice-versa.Experience in Object Oriented Analysis, Design(OOAD) and development of software using UML Methodology, good knowledge ofJ2EE design patterns and Core Java design patterns.Experience in managing Hadoop clusters usingCloudera Manager tool.Very good experience in complete project lifecycle (design, development, testing and implementation) of Client Server andWeb applicationsExperience in connecting Hadoop framework componentsto Tableau reportingExpert in Tableau data blending and data modeling.Create Functional and Technical designdocumentationPerform Unit and QA testing data loads and developmentof scripts for data validationSupport QA, UAT, SIT and performance testingphases of development cycleUnderstand and incorporate required securityframework, including data level securityUnderstanding of data and business processes.Experience in Finance OBIA modules and rebuildthem from scratch in Hadoop frameworkSupport, design and configuration of Tableausites, projects and corresponding security, ETL processes, dashboards andreports.Liaise with internal business and IT groups(such as database administration, infrastructure support, development) inperforming support activities, system configuration and standard functionalityanalysis for enhancement requests.Adhere to defined support policies, procedures,and service levels with an understanding of SOX related IT controls.Provide support to strategic initiatives asassigned including, but not limited to system configuration, testing ofapplications and process enhancements, upgrades and new solutions, ensuringsound knowledge transfer to assume post-implementation support role.Expected to critically evaluate customer servicerequests and incidents to prioritize own workload, determine potential globaland/or cross-modular impacts, determine temporary procedural work-around wherefeasible, and communicate to the broader group of impacted parties.Conduct one-on-one user training or formalized,pre-developed larger group training sessions as assigned.Proactively identify, evaluate, and communicateideas for process improvements and training needs both for applications usageby customers as well as for internal processes and skills enhancement.Work with L3 teams (SME) on the criticalrequests and resolve it to closure.Responsible for global Customer Service,including end-user support and education and issue troubleshooting andresolution for all users of the Corporate Finance Analytics Production systems.
Mentoring the junior team members.

Qualifications
Must have experiences:BS or equivalent in MIS, CS, or related fieldMinimum 5-7 years’ experience with Hadoop framework components (HDFS, HBase, Sqoop, Hive, Impala, Spark, Scala, Python, Oozie)Experience in Tableau reporting tool with HadoopExperience in ETL tools like Informatica or likewiseFinance OBIA modules experience is highly recommended: Fixed assets, PSP, Spend analytics, Financial analyticsStrong knowledge of database concepts, systems architecture, and data structures is a mustExtensive experience with Oracle databases and SQL developmentExtensive hands-on experience with Linux and WindowsProcess oriented with strong analytical and problem solving skillsWork independently and mentor other sin the team and with minimal supervisionExperience with building analytical reports using Tableau requiredSolid understanding of ITIL methodology.Java scripting experience is nice to have
Additional Information

Visa has adopted a COVID-19 vaccination policy. As a condition of employment, all employees based in the country where this job is located are required to be fully vaccinated for COVID-19, unless a reasonable accommodation is approved or as otherwise required by law.

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