
Jessica Mendez
Sybase Developer
High-performance Sybase systems behind the business
Sybase developer with nine years building and tuning Sybase database systems for financial and enterprise clients in Buenos Aires. Develops and optimises Sybase ASE databases, stored procedures and the data layer that critical applications depend on. Tuned a slow Sybase system into well-indexed, optimised procedures that cut query times dramatically. Writes and tunes T-SQL and stored procedures, designs schemas, handles performance and replication, supports migrations, and keeps the databases reliable and fast. Strong on both deep Sybase and SQL skill and the data understanding the role demands, where a slow or wrong query hits the whole application. Methodical and protective of data integrity and performance. Looking for a Sybase, database-developer or SQL role with an organisation running serious database systems.
Location
Buenos Aires, ArgentinaNationality
ArgentineGender
FemaleNotice Period
1 monthDate of Birth
1992-09-22Dramatically faster queries
Protects data and performance
Analytical Thinking
Attention to Detail
Problem Solving
Methodical Approach
Reliability
- Sybase ASE
- T-SQL
- Stored Procedures
- Performance Tuning
- Schema Design
- Indexing
- Replication
- Database Migration
- Data Integrity
- SQL Optimisation
Spanish
Native or Bilingual ProficiencyEnglish
Full Professional ProficiencyBuenos Aires Financial Systems
Sybase Developer April 2016 to Present
Tuned a slow Sybase system into the well-indexed, optimised procedures that cut query times dramatically.
Write and tune all the T-SQL and the stored procedures and design the database schemas.
Handle all the performance, the indexing and the replication right across all the database systems.
Support all the data migrations and keep every one of the databases reliable, fast and consistent.
Protect all the data integrity and the performance for every one of the applications running on top.
Argentina Data Solutions
Database Developer December 2014 to March 2016
Supported the performance tuning and the database maintenance for all the clients.
Learned the Sybase, the T-SQL and the performance optimisation hands-on there.
Gained the Sybase certification and then moved into a Sybase-developer role.
Argentina Data Solutions
SQL / Data Analyst June 2012 to July 2014
Learned the databases, the SQL and where performance goes wrong.
Built up the database grounding that good development is built on.
Then earned the move into a full database-developer role from there.
University of Buenos Aires
Bachelor — BSc in Computer Science (March 2010 to December 2014)
SAP / Industry Training
Bachelor — Sybase ASE & SQL Performance Certification (January 2016 to June 2016)
Query Optimisation Overhaul
Sybase Developer (January 2018 to August 2018)
Database Migration & Consolidation
Sybase Developer (January 2020 to September 2020)
Sybase ASE & SQL Performance
SAP / Industry Training (June 2016 to Present)
Database Design & Replication
SAP (April 2019 to Present)