The Best SQL Consultants For Hire In El Salvador

Check out SQL Consultants in El Salvador with the skills you need for your next job.

Get started

$15 hourly
- 4.6/5
- (6 jobs)
With 4+ years in software engineering, I specialize in full-stack development, creating scalable and efficient web-based applications. I've contributed to successful projects, including an HR management system, optimizing internal processes. Proficient in JavaScript, HTML/CSS, Vue.js, Node.js, and Express.js and WordPress, I stay updated on industry trends and enjoy solving complex problems with the latest technologies.

SQL
English
HTML
PostgreSQL
Node.js
MySQL
JavaScript
Vuetify
C#
ExpressJS
WordPress
Vue.js
CSS
PHP
$60 hourly
- 5.0/5
- (55 jobs)
I've collaborated with companies from all over the world in projects of varying natures that have resulted in hours of manual work saved, reduced error rates and increased productivity. This has led to happy clients that can focus on activities that add more value to their core business. I use my mix of technology expertise and financial background to find, design, develop and implement the right solution for each business requirement, whether it's simple tasks or company-wide impact processes. In the last four years, I've been using Microsoft's Power Platform, Office 365 and Azure stack to continuously discover automation opportunities and re-imagine processes. My experience ranges from optimising data entry tasks to end-to-end automations such Vendor Invoice Processing and Customer Billing. Toolkit I've been working with: Power Automate, Power Apps, Azure's Artificial Intelligence products, Microsoft Graph API, MS Excel (VBA, Power Query, Power Pivot), MS Access. SQL Server, Power BI (Mainly data prep), Visual Studio (C# and Analysis Services), SharePoint, Planner. Microsoft Certifications: Power Platform Functional Consultant, Power Platform Solution Architect & Azure AI Fundamentals

SQL
Azure Machine Learning
IT Consultation
Business Applications Consultation
Microsoft SharePoint
Office 365
Artificial Intelligence
Power Query
API Integration
Robotic Process Automation
Microsoft PowerApps
Automation
Microsoft Power Automate
Business Transformation
Microsoft Excel
$15 hourly
- 5.0/5
- (12 jobs)
Over 9 years of career as Team Leader for Customer Service and as Operations Manager (International Customers) for international companies. Skills: KPI's monitoring, coaching, monitoring and control of the department of customer service, performance evaluations, continuous improvement, Experience in customer service for accounts like Ford, Expedia, etc. Fully bilingual (English / Spanish), management reports and statistics, customer complaints resolutions and escalations, audit service quality, Coaching Techniques, Action Plan Elaboration, worked as a manager for different projects supervising and assigning tasks on each project. Fraud prevention Lead of the financial investigation unit, for Ria Money transfer company. Fast learner, Proactive, results driven. Computer Science studies, Knowledge of C# and Java, SQL.

SQL
JavaScript
Python
Business Coaching
Business Operations
App Development
Resolves Conflict
Insurance & Risk Management
Management Skills
Fraud Mitigation
Java
Fraud Detection
C#
Customer Support
$20 hourly
- 5.0/5
- (16 jobs)
I'm honest, responsible and efficient. I like to be putual with what is asked of me I enjoy doing my job and I like to serve customers well

SQL
Angular
AJAX
Web Development
Bootstrap
cPanel
Web Design
CodeIgniter
C#
PHP
JavaScript
CSS 3
MySQL
WordPress
HTML5
$20 hourly
- 4.9/5
- (15 jobs)
Creating high level reports/dashboards (KPIs, financials, other performance indicators) for stakeholders using Microsoft Excel or Google Docs. Automation of existing processes using Google Apps Scripts or Python.

SQL
Google Apps Script
Google Slides
Data Analysis
ChatGPT
Google Docs
Python
Microsoft Excel
Data Visualization
Looker Studio
JavaScript
Google Sheets
Microsoft Power BI
$25 hourly
- 4.7/5
- (36 jobs)
About me: Master of Business Intelligence & Big Data Analytics +5 years Microsoft Certified Power BI Data Analyst Senior Data Analyst. Focused on data analysis and creation of high-impact visualizations that help decision-making in business units. Highly proficient with data analysis tools such as MS Power BI, Power BI Report Builder, SQL Server, BigQuery, Azure SQL, Oracle SQL, Tableau and Excel BI. Offering the following services: - Data analysis - Reporting & Data visualization - Consulting - SQL Queries optimization - Custom Training

SQL
Amazon QuickSight
HubSpot
Looker
Snowflake
BigQuery
Data Analysis
Data Modeling
Business Intelligence
Power Query
Microsoft Excel
Microsoft Power BI
Python
Data Analysis Expressions
Data Visualization
$30 hourly
- 5.0/5
- (2 jobs)
Dedicated Business Intelligence Analyst with an economics approach who enjoys putting together creative solutions for business problems and research questions, facilitating visuals, models and reports for essential decision-making in a company. I'm experienced in data analysis and visualization tools such as SQL, Tableau, DataStudio and Power BI.

SQL
Data Mining
Analytics
SQL Programming
Data Science
Business Intelligence
Marketing Analytics
Microsoft Excel
$10 hourly
- 5.0/5
- (1 job)
I'm an adaptable, focused on objectives and results and eager to learn new topics and tools graduate with a Bachelor's degree in Business and Economics. I have skills and knowledge in data analysis tools such as Excel, SQL, Power BI and Tableau as well accounting, bookkeeping and financial statement analysis.

SQL
Financial Modeling
Financial Analysis
QuickBooks Online
Accounting
SQL Programming
Analytical Presentation
Microsoft Power BI
R
Tableau
Microsoft Excel
Data Analysis
$10 hourly
- 5.0/5
- (2 jobs)
Computer Science Engineer with solid knowledge in relational databases like SQL, TSQL and MySQL, advanced query development, Python programming skills, IT project management, data analysis and critical thinking. High decision taking skills that allow me to lead teams in an effective way. Great administrative procedures knowledge that helps me to understand the objectives and business needs of any organization. Partial teacher in many subjects: Programming fundamentals, Database Design, Database Administration, Operating Systems, Basic computing, Mathematics I and II.

SQL
Data Analysis
Jupyter Notebook
SQL Programming
Oracle Cloud
Data Science
Relational Database
Data Management
Python
Database Administration
$10 hourly
- 5.0/5
- (2 jobs)
I'm a very responsable person, with a high sense of urgency, good with numbers and reports, solution oriented and not afraid of challenges. Experience working with different technologies like excel, power bi, SAP and SQL. - Customer Care Supervisor - Sr. Account Coordinator - Data analyst

SQL
Multitasking
Customer Experience
Management Accounting
Status Reports
SAP
Microsoft Excel
$70 hourly
- 0.0/5
- (0 jobs)
I'm a developer with experience in Salesforce and Dynamics 365, and I'm venturing into web development. If you need to develop new functionalities for your Salesforce or Dynamics 365 applications, or create a new e-commerce, administrative, etc. application, I can help you. I have experience with AL, CAL, Apex, HTML, CSS, and JavaScript, and I'm expanding my skills in React, Node, and Express. Effective communication is crucial for application development, so let's stay in touch. Additionally, I have project management experience from start to finish.

SQL
SQL Programming
JavaScript
Apex
Microsoft Dynamics Development
ETL
CSS 3
HTML
Salesforce
Salesforce CRM
Microsoft Dynamics 365
$22 hourly
- 5.0/5
- (3 jobs)
I am a bilingual (English and Spanish) business engineer with more than five years of experience working with data as business and data analyst. I have worked in all the stages of data analysis, from extracting, transforming and loading data, to presenting insights to managers and c-level executives. Additionally, I have worked in administrative functions. Among the tasks I have performed throughout my career are: DATA MANIPULATION: ● Extract data from sources like CSV, JSON, and TXT files; SQL databases; and websites. ● Design automated flows using SQL Server Integration Services (SSIS) and Python to perform ETL tasks (you can check a sample of an ETL process with Python in the Portfolio section) ● Write PowerShell scripts to copy files from one folder to another and execute automatically SSIS packages to load up-to-date information into databases ● Elaborate basic applications and reports using Excel VBA and Macros ● Perform data cleaning and transformation tasks using Power Query and Python ● Manage Microsoft SQL Server Databases, including data load and permissions grant tasks. ● Construct stored procedures and queries using dynamic SQL to loop over data and automatically update tables ● Create data models in visualization tools ● Build dashboards in Tableau (basic), Excel and Power BI (Advanced). A video of a sample dashboard is available in the Portfolio section ● Write advanced DAX measures and calculations leveraging on row and filter contexts and using formulas like CALCULATE, SUMMARIZE, ADDCOLUMNS FINANCE: ● Perform credit risk analysis using metrics like % of defaulted amount at X months on books, % of portfolio variation MoM by customer segment, among others ● Construction of business cases for projects ● Creation of dashboards and reports to track portfolio behavior over time ● Analysis of credit and debit card transactions ● Tracking of loyalty programs performance and redemption of benefits by users ● Analysis of credits at default and at risk of default to design customer profiles to identify clients with most risk of failing to pay their obligations ● Review of customers credits history, including canceled and defaulted loans to check if they have always been single-product or multi-product clients REPORTING: ● Report automation in Excel using Power Query and formulas. ● Report presenting in monthly committees to managers and high-level executives ● Report writing and editing to present project results to sponsors ADMINISTRATIVE TASKS: ● Set up meetings with representatives of embassies and international organizations ● Send massive and personalized emails to update data from partners ● Collection and processing of survey data, including cleaning and visualization of most relevant insights ● Partners data update in the CRM Salesforce ● Making calls to invite attendees to meetings and workshops ● Translation of documents from Spanish to English and from English to Spanish I am someone highly organized, proactive, determined, and quick-minded with strong problem-solving skills. I am a team player who always aims to make a positive impact in whichever environment I belong to, so you can be sure I will do my best to deliver quality work so both of us win from our partnership.

SQL
Microsoft Excel
Spanish
Virtual Assistance
Digital Literacy
Donor Relations
Risk Analysis
Data Analysis
Data Visualization
Editing & Proofreading
Automation
Python
SQL Server Integration Services
Business Intelligence
Microsoft Power BI
$38 hourly
- 0.0/5
- (0 jobs)
A certified experienced Technical Consultant and Developer in Microsoft Dynamics 365 Finance & Operations (D365 F&O), with over 20 years of software development experience and focused on ERP development and customizations in D365 F&O. I possess strong programming expertise in X++, SQL Server, and SSRS, with hands-on experience in designing, developing, and optimizing ERP solutions to align with complex business requirements. The following is a list of technologies which I have experience : • ERP Microsoft Dynamics 365 F&O • X++ • Microsoft Azure DevOps • Visual Studio • Postman • Microsoft SQL Server • Transact SQL • Oracle PLSQL, Forms and Reports • TOAD • Sybase Database programming • Microsoft Visual Basic v6 • Agile Framework • Software Quality Assurance

SQL
Quality Assurance
Agile Project Management
End User Technical Support
SQL Server Reporting Services
Oracle Forms
Visual Basic
Sybase Programming
Microsoft SQL Server
Microsoft Dynamics ERP
Microsoft Dynamics Development
Microsoft Dynamics 365
Oracle PLSQL
Transact-SQL
Software QA
$165 hourly
- 0.0/5
- (0 jobs)
I am a fullstack developer specialized in react, nodejs and MongoDB. I have experience in leading projects related to web and mobile applications in addition to the relationship and support with the end user during the development of the project.

SQL
Relational Database
Web Design
NoSQL Database
Pattern Design
Mobile App Development
JavaScript
React Native
Web Application
MongoDB
NodeJS Framework
React
Web Development
$50 hourly
- 0.0/5
- (0 jobs)
I’m a digital project consultant with 5+ years of experience working with top-tier firms like PwC and Strategy&, helping businesses optimize workflows, analyze data, and develop custom digital solutions. I specialize in - Data Analysis & Visualization: Creating dashboards and insights using Power BI and SQL. - ETL & Workflow Optimization: Streamlining processes with Alteryx and automation. - Custom App Development: Developing user-friendly apps with Mendix. - Cloud Solutions: Enhancing performance with Azure-based systems. I’ll manage your project from start to finish, ensuring efficiency and alignment with your goals. Regular communication is key—let’s collaborate to make your project a success!

SQL
Product Analytics
Information Analysis
ETL Pipeline
Google Apps Script
Microsoft Power BI
Data Analysis
Alteryx, Inc.
Analytical Presentation
Data Extraction
ETL
$13 hourly
- 5.0/5
- (5 jobs)
I am a bilingual technical support engineer who is problem solver-oriented, passionate about web development and learning new web technologies. I have over eight years of experience in the tech support and customer service fields.

SQL
Flexbox
Customer Service
Microsoft Excel
CSS Grid
Technical Support
Computer Network
HTML
JavaScript
CSS
$19 hourly
- 5.0/5
- (3 jobs)
I have worked as a web developer for a local company, I was also in charge of the database management as well as server administration, I think that besides a good web app it is good to have a clean code, working tidily lets others to know what you did with your code. I love developing web apps as well as design websites, I like to work hard until finish with a good result. Here are some things I have knowledge on: - PHP - Laravel - CodeIgniter - Bootstrap - CSS3 - HTML 5 - jQuery - AJAX - Javascript - MySQL - SQL - PostgreSQL - JSP

SQL
PSD to HTML
jQuery
MySQL
CSS 3
HTML5
JavaScript
Java
PHP
CodeIgniter
$25 hourly
- 0.0/5
- (2 jobs)
As an expert in Google Cloud Platform (GCP), BigQuery, Looker Platform, and Google Apps Script, I specialize in crafting data-driven solutions that empower businesses to make better decisions. With over 8 years of experience working with Google Cloud services, I help clients streamline their data workflows, build robust data warehouses, create insightful dashboards, and automate processes using Python, Google Apps Script and more. Whether you're looking to optimize BigQuery performance, develop custom visualizations in Looker, or automate complex tasks with Google Apps Script, Python, I bring a proven track record of delivering impactful results for clients across various industries. Let’s collaborate to turn your data into powerful insights!

SQL
Microsoft Excel
Tableau
JavaScript
Google Apps Script
Google Sheets
Looker Studio
Data Analysis
Business Intelligence
Python
LookML
Looker
BigQuery
$25 hourly
- 0.0/5
- (0 jobs)
Hello and welcome to my profile! here is quick resume of my skills and strengths, I am a highly organized, dedicated, and efficient individual with a passion for creating innovative solutions. One of my key strengths is my ability to quickly learn and adapt, a skill that has propelled me to independently develop systems for Central American governments. From a young age, I've been immersed in software development, and over the past three years, I've honed my expertise in the industry. My portfolio includes the creation of various systems, such as private clinic management systems, product importation systems for the Honduras government, payment systems for the Honduras government, export systems for the Guatemala government, and a specialized system for the Ministry of Agriculture in El Salvador, focusing on laboratory networks and exports. I take pride in developing interactive user experiences with a strong emphasis on UI and UX standards. My commitment to staying abreast of emerging technologies is evident in my work, covering web development, mobile app development for both Android and iOS, desktop app development, and Python implementation with a focus on big data. Despite my relatively young age, I've taken on leadership roles, conducting programming web courses for new university entrants. My forte lies in developing transactional systems, and I find great joy in sharing my knowledge with others. I am excited about the prospect of contributing to new and challenging projects, where I can showcase my skills and deliver high-quality results. It would be a pleasure to collaborate on cutting-edge systems and demonstrate my capabilities. Let's build something amazing together!

SQL
Unity
Quantum Physics
Quantum
Amazon EC2
Docker
React Native
TypeScript
Firebase
Transact-SQL
.NET Core
Redux
React
C#
JavaScript
$7 hourly
- 4.2/5
- (2 jobs)
With 7+ years of experience, I am proficient in using formulas, formatting, pivot tables and more related to Excel spreadsheets. I bring both technical expertise (Computer Science Engineer) and an eye for detail (systems & procedures audit) to ensure the high quality of your deliverables. Whether you need data formatting, merging, or analysis, I'm proficient in tools like Excel, Access, SQL and VBA. Plus, my native Spanish fluency expands my reach and understanding. Ready to unlock the power of your data? Let's discuss your project!

SQL
Canva
Data Cleaning
Data Analysis
Table Formatting
Spanish
Document Format
Process Improvement
Error Detection
Oracle PLSQL
Spreadsheet Skills
Data Entry
Excel Formula
Microsoft Access
Microsoft Excel
$10 hourly
- 0.0/5
- (1 job)
I am mechatronic engineer, I bring a unique blend of technical expertise and project management skills to the table. With a solid foundation in mechanical, electrical, and computer engineering, I specialize in designing and implementing mechatronic systems that seamlessly integrate various components for optimal performance. My proficiency in Excel goes beyond basic spreadsheet management. I leverage advanced data analysis and visualization techniques to derive actionable insights, contributing to informed decision-making in engineering projects. Additionally, my certification in project management underscores my commitment to delivering projects on time and within scope. I excel in coordinating tasks, managing resources, and ensuring the successful execution of complex engineering endeavors. Whether it's troubleshooting mechanical issues, fine-tuning electronic components, or overseeing entire project lifecycles, I thrive in dynamic environments. My goal is to bring efficiency and innovation to every project, providing clients with tailored solutions that meet both technical requirements and business objectives.

SQL
Translation
Data Transformation
Transcript
C#
Excel Formula
PLC
PLC Programming
$15 hourly
- 0.0/5
- (1 job)
⭐ Guaranteed Results. ⭐ Refund if Results Don't Meet Expectations. ⭐ Bilingual: English & Spanish. ⭐ Certified Data Specialist. ⭐ Mechatronic Engineer. ⭐ Python and AI Specialist. Hi! I’m Joshua, a technology enthusiast with a deep passion for data, automation, and artificial intelligence. With a strong foundation in engineering, Python, and AI, I specialize in transforming data into actionable insights, building efficient solutions to save you time, and leveraging the advantages of AI to enhance business outcomes. 🎓 EDUCATIONAL BACKGROUND I hold a degree in Mechatronic Engineering, specializing in Python and Artificial Intelligence. As a Certified Data Specialist, I bring technical expertise, analytical skills, and problem-solving ability to every project. 🛠 TOOLS & TECHNOLOGIES -Excel -Google Sheets -SQL -Power BI -Looker Studio -Python -Automation & Integrations 📊 SERVICES OFFERED -Data Cleaning & Preparation: Transform messy data into structured, usable formats. I handle large datasets, ensuring they’re clean, accurate, and ready for analysis. -AI-Powered Solutions: Build custom AI models for predictive analytics, data classification, or process optimization to help your business make smarter decisions. -Data Visualization & Dashboards: Create professional, interactive dashboards with Power BI, Looker Studio, or Excel, providing actionable insights for business strategy. -Automation & Workflow Optimization: Automate repetitive tasks with Python, Excel macros or Zapier Integrations, improving efficiency and reducing manual effort. -Excel & Google Sheets Expertise: Design and optimize spreadsheets with advanced formulas, dynamic charts, and pivot tables to make data management effortless. 💼 WHY WORK WITH ME? -Results-Driven: I deliver measurable, impactful solutions tailored to your needs. -Risk-Free Collaboration: Your satisfaction is my priority—refund guaranteed if expectations aren’t met. -Bilingual Communication: Fluent in English and Spanish, I ensure clear and seamless collaboration. -Certified & Experienced: My engineering background and real-world expertise in data and AI ensure high-quality outcomes. Let’s work together to harness the power of data, automation, and AI to elevate your business!

SQL
Big Data
Machine Learning
Power Query
Microsoft Excel PowerPivot
Microsoft Power BI Data Visualization
Data Analytics & Visualization Software
Data Analysis Consultation
AI Data Analytics
Dashboard
Data Science
Python
Microsoft Power BI
Microsoft Excel
Data Analysis
$30 hourly
- 0.0/5
- (0 jobs)
Computer engineer with more than seven years of experience in web application development, database administration and technical support to users. A technician with high financial knowledge. Self-taught and fan of new technologies. * Knowledge in data base managers such as SQL Server, Oracle, Mysql, Posgres sql and DB2. * Knowledge in programming languages such as Java, PHP, Phyton, R, .NET, Javascript. * knowledge in Microsoft Power BI, Tableau, Excel, etc.

SQL
Microsoft Power BI
R
Microsoft Excel
Financial Reporting
Financial Analysis
Database Management
Software Development
Database
$25 hourly
- 0.0/5
- (0 jobs)
Results-driven data analyst with sales and operational functions experience. Proven expertise in analyzing complex data to derive actionable insights and lead high impact initiatives. Experienced in developing data management strategies, creating and maintaining dashboards. I have a comprehensive understanding of operational processes, including payroll calculation, inventory distribution, and process optimizations. Committed to seizing analytical skills to drive informed decision-making that contribute to sustainable business growth. TECHNICAL SKILLS PROJECT MANAGEMENT - Certified Associate In Project Management (CAPM BY PMI) DATA VISUALIZATION - Tableau, Power Bi, Proficient with Excel DATA ANALYSIS - Clean, transform and summarize large data sets (Big Data) PROGRAMMING LANGUAGES - SQL, DAX, VBA, R

SQL
Microsoft Excel PowerPivot
Microsoft Excel
Microsoft Power BI
Analytical Presentation
Big Data
Business Management
Information Analysis
Data Analysis
Project Management
$25 hourly
- 0.0/5
- (0 jobs)
In my role as a Software Engineer, I've built a strong foundation in .NET Framework, Next.js, and C#, applying my skills across diverse industries. Fluent in both Spanish and English, I collaborate effectively with international teams, committed to addressing complex challenges with innovative solutions. My journey is one of continuous learning and humility, steadfast in my belief that persistence and a willingness to grow are key.

SQL
Jira
Blazor
.NET Stack
Git
Microsoft SQL Server
Next.js
React
$17 hourly
- 5.0/5
- (2 jobs)
With over 5 years of solid experience in the banking sector, I have developed a comprehensive understanding of risks, products, and projects. My focus on strategy, problem-solving, innovation , and efficiency has enabled me to maximize financial out comes through leadership, risk management, execution , and continuous improvement.

SQL
SQL Programming
FinTech
Microsoft Project
Database
Business Management
Management Skills
$14 hourly
- 0.0/5
- (0 jobs)
Hello! I am a passionate 28-year-old software developer with a strong academic background, graduating as a Computer Systems Engineer. My work experience includes internships as well as positions of responsibility in various companies. During my internship at a startup company in the United States, I worked on web application development using technologies such as HTML5, CSS3, JavaScript, Bootstrap for the Front End, and Asp.Net Core, C#, Entity Framework, and Linq for the Back End. Currently, I work as an IT Solutions Analyst at a company. In this role, I develop Windows services, REST APIs, and microservices using C# and Asp.Net Core. Additionally, I handle databases in MongoDB and Sybase, deploy microservices on Azure, and develop applications both on the Front End and Back End using technologies such as NodeJs, Express, ReactJs, and Typescript. I also have experience in creating and customizing websites with WordPress, a versatile and powerful tool for developing web pages. I can help you set up, design, and optimize your WordPress website to fit your specific needs and goals. My ability to work in a team, self-learning, and skills to identify and analyze problems have allowed me to perform effectively in agile methodology environments, such as SCRUM. I also have knowledge in various technologies and programming languages, including HTML, CSS, Bootstrap, ASP.NET Core, PHP, JavaScript, React, C#, Java, and more. If you are looking for a committed and versatile developer with experience in various technologies and environments, I am here to help you take your projects to the next level! Services I offer: Development and maintenance of web applications Development of microservices and REST APIs Implementation and management of databases Deployment of services on Azure Mobile application development Creation and customization of websites with WordPress Consulting in IT solutions Technologies and tools: Front End: HTML5, CSS3, Bootstrap, JavaScript, ReactJs Back End: Asp.Net Core, C#, NodeJs, Express Databases: SQL Server, MongoDB, Sybase, PostgreSQL, MySQL Version control: GitHub, Azure DevOps, GitLab CMS: WordPress If you have a project in mind or need to improve your current systems, feel free to contact me. I am ready to work with you and turn your ideas into reality. Let's talk and do something amazing together! I am here to help you solve your technological challenges and develop effective and efficient solutions. I hope to work with you soon!

SQL
MongoDB
HTML
CSS
Full-Stack Development
Node.js
Firebase
C#
.NET Core
JavaScript
React
WordPress
Front-End Development
WordPress Plugin
WordPress Theme
Want to browse more freelancers?
Sign up