Hire the best MySQL Developers in Costa Rica
Check out MySQL Developers in Costa Rica with the skills you need for your next job.
- $50 hourly
- 5.0/5
- (3 jobs)
Does the code for your project look something like this: v̸̭͉̣͂̎̚ạ̴̮͒ŕ̴̖̪͌i̴̖͒å̵̙̕b̸͔̯͌̂l̵̖̗̽̊ē̴̠̳͘ ̵͚͓̰̉=̵̹̠͒̽ ̷̱͈̆̓x̴̗̬̪͛;? You have tried one or two cheap developers that learned how to code on YouTube, but they didn't do a great job. Let's face it, you need a problem solver with social skills that go beyond the requirements you have listed. Do a favor for your project and hire a Tech Lead with experience who will get the work done once and for good. Contact me, and let's have a free consultation meeting. I’ll be happy going to war with you. Let’s rock!MySQL Administration
ScrumJiraFigmaHTMLAWS LambdaMongoDBPostgreSQLMySQLNestJSJavaPythonAngularJavaScriptNode.jsReact - $70 hourly
- 5.0/5
- (41 jobs)
I help businesses scale and optimize their operations through advanced software engineering and cloud architecture. With over 15 years of experience delivering full-stack solutions, I have collaborated with clients across the US and Europe, consistently delivering high-quality, robust applications that meet business goals and exceed expectations. Core Services: • Full Stack Web Development: Building scalable web applications using modern frameworks. • API Development & Integration: Creating and integrating RESTful and GraphQL APIs for seamless service communication. • Cloud Architecture & DevOps: Designing scalable infrastructure, automated CI/CD, and serverless solutions. • Database Design & Tuning: Optimizing relational and NoSQL databases for peak performance and scalability. Technology Stack: • Languages & Frameworks: Go, TypeScript/JavaScript (Node.js, Vue.js, React.js), Python, PHP (Laravel) • Cloud Platforms: AWS, Google Cloud Platform, Firebase, Kubernetes, CloudRun • Databases & Caching: MySQL, MongoDB, CliudSQL, RDS, Redis, Memcached • Search & Indexing: Elasticsearch, Lucene, Sphinx Search Key Achievements: • Architected High-Traffic Platforms: Led a global team to scale a platform supporting 5M+ users, ensuring optimal performance. • Cloud & DevOps Expertise: Implemented AWS and Google Cloud solutions with serverless architectures and Kubernetes for seamless scalability. • Database Optimization: Enhanced database performance by through advanced data modeling and query optimization. Certifications: 📜 MIT Certification in Backend Development & Machine Learning 💡 Upwork Skill Certification in PHP Development Why Choose Me? I combine technical expertise with a strategic, business-oriented mindset, ensuring that every solution I deliver not only meets technical requirements but also aligns with business objectives. Whether you're looking to build a new product, optimize an existing system, or streamline your cloud infrastructure, I offer a unique blend of deep technical knowledge and proven leadership capabilities. Let’s connect and explore how I can help you transform your ideas into scalable, efficient, and high-performing solutions.MySQL Administration
Google Cloud PlatformAPI DevelopmentRESTful APILaravelMongoDBAmazon Web ServicesMySQLRedisHTMLVue.jsJavaScriptPHPNode.jsReactPython - $50 hourly
- 5.0/5
- (9 jobs)
I am an experienced security engineer with a demonstrated history of working in the outsourcing/offshoring industry and robust information security professional and networking security with a Bachelor's degree in Software Engineering from Universidad Tecnica Nacional. Holder of the CISSP certificate with deep networking, vulnerability management, AWS infrastructure and penetration testing knowledge. Scripting capabilities using Python and BashMySQL Administration
SonarQubeNessusPenetration TestingDevOps EngineeringSecurity Assessment & TestingAmazon Web ServicesPolicy WritingCybersecurity ManagementSalesMySQLVulnerability AssessmentRapid7 NexposePythonFirewallNetwork Security - $12 hourly
- 5.0/5
- (8 jobs)
Hi, Greetings from Costa Rica. Let me help you get the best results on your projects. I am very skilled in data entry and Excel tasks. I am also very qualified in data extraction and reports. I can help you translate or transcribe information from English to Spanish and vice-versa. If you hire me, you will get many services at a one-time investment. I am very much confident of our success together as I am punctual and creative. I look forward to hearing from you soon. Thank you.MySQL Administration
TranslationSubtitlesGoogle SheetsCustomer ServiceMySQLSchedulingGeneral TranscriptionSpanish to English TranslationEmail CommunicationData EntryMicrosoft ExcelSpanishEmail SupportAccuracy Verification - $30 hourly
- 5.0/5
- (3 jobs)
Full Stack Mid Developer, with experience in building websites applications, I have worked in several projects where I was involved in the development of front-end components, and back-end features in different REST APIs.MySQL Administration
AWS DevelopmentContentfulSQL Programming.NET CoreReduxAWS AmplifyExpressJSNext.jsGatsby.jsAngularNode.jsDockerMySQLReact - $12 hourly
- 5.0/5
- (5 jobs)
Hello! I’m María Campos — a dedicated and self-taught professional with experience in customer service and data analysis, and currently training in backend development with Java. 🌟 I’m detail-oriented, fast-learning, and passionate about delivering quality results while growing professionally. Here’s how I can help you: -Customer support (email and chat) -Data entry and organization -Data cleaning and reporting (Excel & Google Sheets) -Junior backend tasks (Java – learning stage) I’m currently focused on remote work, growing my skills, and building strong long-term client relationships. If you're looking for someone reliable, communicative, and willing to learn — let’s connect!MySQL Administration
Oracle CloudJetBrains IntelliJ IDEASpring BootSQLFigmaGitHubPostgreSQLPostmanMySQLCSS 3HTML5PythonAPI DevelopmentJavaScriptJava - $23 hourly
- 4.9/5
- (2 jobs)
I'm a Senior PHP Developer with 10+ years of experience building scalable backend systems using Laravel and CodeIgniter. I help businesses create reliable web applications with clean architecture, RESTful APIs, and solid database design. I specialize in building robust PHP applications with a strong focus on API integrations, microservices, and relational databases like MySQL and PostgreSQL. I've led full-cycle development of scalable systems using modern PHP frameworks, ensuring clean architecture and long-term maintainability. What I bring to your project: - 10+ years of hands-on experience building SaaS platforms and business-critical systems - Expert-level development with Laravel and CodeIgniter - Scalable microservices and modular architecture design - RESTful API development and third-party integrations - Database modeling, migrations, and performance optimization (MySQL, PostgreSQL) - Secure authentication, access control, and session management - Docker-based development and deployment workflows - Background jobs, queues, and asynchronous processing in Laravel - Maintenance and custom development for WordPress sites Projects I've worked on include: - Point of Sale and Invoicing System: A full-featured POS and electronic billing solution for small and mid-sized businesses, with inventory control and multi-user support. - Donation Management Platform: A web system for an international NGO to manage donors, recurring contributions, and financial reports, with advanced role-based access and localization features. - Airline Loyalty Program Backend: A reward points system backend for an airline, including complex rules for earning and redeeming miles and customer segmentation. - Condominium Management CRM: A SaaS platform for managing residential properties, including payment tracking, maintenance requests, and tenant communication tools. - WordPress Site Administration: Long-term maintenance and optimization for several WordPress websites, including custom plugin work and performance tuning. I write clean, maintainable code and focus on solving business problems, not just coding tasks. I’m a proactive communicator committed to building long-term relationships. I approach each project not just as a coder, but as a problem-solver who aligns technology with your business goals. If you think I might be a good fit, feel free to send me a message—I look forward to connecting with you.MySQL Administration
Back-End DevelopmentPHP ScriptWordPress DevelopmentGolangJavaScriptWeb DevelopmentCustom PHPMicroservicePostgreSQLMySQLAPI IntegrationRESTful APICodeIgniterLaravelPHP - $50 hourly
- 0.0/5
- (3 jobs)
I'm a Senior Front-End Developer with ample experience building websites of all sizes and types. Whether you're looking for a simple portfolio website for your services, sell your products online or just announce yourself to the world, I can help you make your ideas into a reality. Here's what I can do for you: - Build simple HTML/CSS pages or use either React or Angular to set up a more complex project structure. - Use Design Thinking to get to know your users and then turn their ideas and needs into an actual website - Lead a group of front-end developers or even assist back-end developers with architectureMySQL Administration
PHPAPI DevelopmentAngular 4MySQLGraphQLNodeJS FrameworkHandlebarsCSS 3Next.jsReactJavaScriptFront-End Development - $50 hourly
- 0.0/5
- (0 jobs)
Ability to work in groups, with an attitude to learn and grow, responsible, proactive person, good communication, with professional ethical, collaborative knowledge, constant evolutionMySQL Administration
ScrumAngular 9.NET CoreASP.NETDockerGitLabMicrosoft SQL ServerMySQLEntity FrameworkHibernateSpring BootGitHubReact.NET FrameworkJava - $100 hourly
- 0.0/5
- (0 jobs)
Full Stack Developer with a focus on Frontend, Web and UX/UI Design, passionate about creating web applications that deliver the best user experience and maximize client profitability. Knows: - Web Design - UX/UI Design - Figma - Adobe Suite - Davinci Resolve - Frontend: HTML, CSS, SASS, LESS, JavaScript, TypeScript, NodeJS, Angular, jQuery, Bootstrap… - Backend: PHP, Java, JSON, AJAX, WordPress, Drupal… - Databases: SQL, MySQL, Oracle SQL Developer, Microsoft SQL Server… - Version Control: Git, GitHub, Subversion, TortoiseSVN. - IDEs: IntelliJ (WebStorm, PhpStorm), Android Studio. - Operating Systems: Advanced knowledge of Linux, Windows, and macOS. - Methodologies: Scrum, Kanban, BEM…MySQL Administration
Web DevelopmentKanban MethodologyScrumAndroid App DevelopmentDrupalWordPressNode.jsMySQLPHPAngularTypeScriptJavaScriptWeb DesignFront-End DevelopmentFull-Stack Development - $45 hourly
- 0.0/5
- (0 jobs)
I specialize in building and scaling backend systems with Ruby on Rails, but I’m also comfortable diving into frontend work when needed. My expertise includes: ✅ Modernizing legacy systems – Migrated monolithic apps to micro frontends (React + Module Federation) for better scalability. ✅ Payment & authentication integrations – Seamlessly added PayRange, PayPal, and Okta SSO to improve user experience. ✅ Performance optimization – Boosted search speeds with Elasticsearch and fine-tuned databases (PostgreSQL, MySQL). ✅ API & workflow automation – Built custom PDF generators, secure APIs, and automated reporting for healthcare and team analytics apps. Why work with me? - I focus on clean, maintainable code that grows with your business. - I communicate clearly and collaborate closely to solve real-world problems. - I deliver on time—whether it’s a quick bug fix or a long-term project. Currently exploring: Python/Django (expanding my toolkit!). Send me a message to discuss your project!MySQL Administration
SQLiteDjangoPythonAPI DevelopmentSendGridOKTAWeb DevelopmentHTMLDockerRedisJavaScriptReactMySQLPostgreSQLRuby on Rails - $33 hourly
- 0.0/5
- (0 jobs)
Professional Summary Experienced and detail-oriented QA and Engineer with over 9 years in software testing, automation, performance analysis, and team leadership. Demonstrated expertise in test planning, quality assurance strategy, and Agile project management. Adept at driving continuous improvement, implementing automated testing solutions, and delivering robust, scalable QA systems across various industries.MySQL Administration
QA ManagementProject ManagementPerformance TestingAccessibility TestingMySQLAzure DevOpsSeleniumPostmanLitmusBrazeBrowserStackApache JMeterJira - $60 hourly
- 4.9/5
- (44 jobs)
Since 2002 I've been developing an assorted variety of websites or sections of them, using different technologies from HTML, Javascript, jQuery and CSS to server side mainly PHP and the whole .net environment, interacting with MySql and MS SQL database engines.Most of the recent projects revolve heavily around Ajax.Involved lately in Django/Python technologies, developing some internal projects and standardized to the platform but anxious to jump into something bigger.MySQL Administration
.NET FrameworkReactMySQLDjangoJavaScriptPostgreSQLC#PythonVue.jsjQuery - $25 hourly
- 4.9/5
- (23 jobs)
I am a very professional developer with more than 8 years of experience. I have built many websites, applications, automation scripts, and bots. I am always concerned about delivering the best product and bringing value to the customer. I ensure an immaculate, maintainable, and scalable software, always based on the most recent technologies and best practices of the industry. I am very friendly and I will be glad to work with you, handling new challenges.MySQL Administration
AWS LambdaReduxPythonCypressPostgreSQLMySQLCSSHTMLExpressJSRESTful APINode.jsGraphQLJavaScriptTypeScriptReact - $30 hourly
- 0.0/5
- (1 job)
-- Advanced support of clustered Oracle technologies (RAC), SQL Server AlwaysOn clusters, MySQL InnoDB clusters, PostgreSQL Replication, database patching, migrations, performance tuning, security. -- MSc. I.T. Project Management | MBA in Project Management | MBA in Technology Administration | MBA in Quality Management | MBA in Operations Management. -- Experience leading technical teams in different national and international projects. Worked in spread virtual teams. My career goals are to use my Technical experience and continue to develop my Project and T.I Management skills.MySQL Administration
Microsoft Windows PowerShellDatabase AdministrationAutomationMicrosoft SQL Server AdministrationDevOpsMySQLPythonPostgreSQLAmazon Web Services - $20 hourly
- 4.5/5
- (8 jobs)
I believe in the power of transparent collaborations. I'm Enrique, a passionate tech enthusiast and experienced web developer with over 10 years of success in marketing agencies, e-learning, and e-commerce. I'm confident I can help you create a unique and impactful website that perfectly aligns with your brand and business objectives. My expertise allows me to: 1. Develop user-friendly interfaces 2. Optimize for search engines (SEO) 3. Integrate e-commerce functionalities I'm eager to learn more about your project and discuss how my skills can contribute to your success. Let's connect for a brief introductory call to explore your needs further.MySQL Administration
EcommerceGoogle AnalyticsMarketingEcommerce MarketingSearch Engine OptimizationWeb DevelopmentTech & ITWordPress DevelopmentSQLMySQLHTML5PHPWordPressWooCommerce - $18 hourly
- 0.0/5
- (1 job)
Experienced web developer with 7+ years in WordPress, PHP, and front-end technologies. Specialized in creating user-friendly interfaces and optimizing web performance. Ready to contribute technical proficiency and creative insight to dynamic projects.MySQL Administration
Advanced Custom Fields PluginDiviElementorMySQLPHPWordPress PluginWordPress ThemeJavaScriptCSSSassNext.jsTailwind CSSBootstrapReactWordPress - $60 hourly
- 0.0/5
- (0 jobs)
"I'm a developer with experience in projects in Java, C#, SQL and Web Development. I have a very positive attitude towards learning new skills."MySQL Administration
ArduinoC++CLinuxMySQLSpring MVC.NET CoreBashTeam ManagementC#Java - $30 hourly
- 0.0/5
- (0 jobs)
I'm a frontend developer with strong experience building responsive, modern websites and user interfaces for small and mid-sized businesses. Whether you need a dynamic service site, a landing page, or a full online platform, I offer complete solutions from concept to deployment — always focused on clean code and great user experience. Core Skills & Technologies: Frontend: HTML5, CSS3, SASS, Tailwind CSS, Bootstrap JavaScript Ecosystem: JavaScript (ES6+), TypeScript, jQuery Frameworks: React.js, Next.js, Vue.js CMS & Backend: PHP, WordPress (custom themes/plugins), Node.js, Express.js Databases: MySQL, PostgreSQL, MongoDB, Oracle UI & Design: Figma, Adobe XD (UI implementation, responsive layouts) Tools & DevOps: Git (GitHub, GitLab), Webpack, Vite, CI/CD basics APIs: RESTful APIs, GraphQL Best practices: Clean architecture, cross-browser compatibility, mobile-first development I’m comfortable working independently or as part of a team, and I can handle full project workflows: from receiving UI designs in Figma to writing production-ready code and deploying the final product. Communication matters – I’m responsive, proactive, and keep clients informed at every stage of the project. Let’s work together to build something impactful and user-focused.MySQL Administration
ShopifyVB.NETSQL ProgrammingJavaScriptJSONDrupalJoomlaASP.NETC#SQLOracle DatabaseWordPressMySQLPHPJava - $35 hourly
- 0.0/5
- (0 jobs)
ABOUT ME I am a full-stack developer who is task-oriented, organized, and knowledgeable about interpreting and fulfilling client requests. Experienced digital asset manager provides a unique understanding of data value, detail, organization, and how people interact with data.MySQL Administration
TypeScriptWooCommerceMongoDBAzure DevOpsFirebaseMySQLSQLSequelizeNodeJS FrameworkNext.jsApollo GraphOSAngularReact NativeReactApp Development - $20 hourly
- 0.0/5
- (0 jobs)
As a freelance software engineer, I specialize in turning your unique ideas into efficient, scalable solutions. With expertise in multiple programming languages and modern frameworks, I build clean, maintainable code that accelerates your business growth. Whether it’s web development, mobile apps, or custom software solutions, I focus on delivering high-quality products on time and within budget. Let’s collaborate to bring your vision to life with cutting-edge technology! • 💻 Passionate about programming and technology. • 👨🏫 Love for teaching: Programming tutor (degree in Education). • 💯 Over 100 projects used by thousands of users. • 💼 Work as an outsourcing software engineer for industries such as banking, pharmaceuticals, government institutions, and others. • 🧑🏭 Freelancer and consultant. • 🏆 Multiple recognitions: responsibility, time management, leadership, excellence in delivery, etc. • ⚡ Fun fact: Aviation student😎✈️ I will focus on your business. I take every assignment seriously, offering features such as quality, security, confidentiality, good time management, and a fair budget. Send me a text message and tell me what project you have in mind.MySQL Administration
MySQLASP.NET.NET Framework.NET CoreJavaScriptPHPPythonC#SQLWeb ApplicationFront-End DevelopmentBack-End DevelopmentSoftware ConsultationSoftware Architecture & DesignSoftware Development - $9 hourly
- 0.0/5
- (0 jobs)
Software Engineer and Fullstack Developer I am a Software Engineer focused on building scalable, high-performance solutions that meet real-world business needs. With a strong foundation in backend and full-stack development, I specialize in crafting clean, maintainable code and solving complex technical challenges with clarity and efficiency. My approach blends reliability, adaptability, and best coding practices to deliver robust software systems that evolve with your goals. Driven by a passion for learning and innovation, I consistently bring value to every project through a thoughtful and professional development process.MySQL Administration
Web ApplicationMongoDBTypeScriptJavaScriptBootstrapCSSHTMLAngularMicrosoft SQL ServerMySQLPostgreSQLSQLHibernateSpring BootJava - $12 hourly
- 0.0/5
- (0 jobs)
software engineer I develop software with a focus on management and analysis to improve efficiency and decision-makingMySQL Administration
Web ApplicationOracle DatabaseMySQLFront-End DevelopmentBack-End DevelopmentREST APIReactPythonHTMLCSSNode.jsJavaScriptJavaSQLWeb Development - $5 hourly
- 0.0/5
- (0 jobs)
Software Engineering Student I am a proactive person with a strong ability to adapt to diverse environments. My knowledge in software engineering allows me to bring a creative and collaborative approach to projects. I excel in teamwork, problemsolving, and effective time management.MySQL Administration
MySQLHTMLAngularPHPC#SQLTypeScriptJavaScriptJavaReact - $14 hourly
- 0.0/5
- (0 jobs)
I'm a Software Developer with 4+ years of experience building custom software solutions, web applications, and mobile apps for businesses. I specialize in turning complex requirements into reliable, scalable systems that solve real problems. What I do best: • Web Application Development - Creating responsive, user-friendly websites and web apps using modern technologies. • API Development & Integration - Building seamless connections between systems and third-party services. • Database Design & Management with MySQL and SQL Server for robust data solutions. • Mobile App Development - Cross-platform applications using Flutter framework and Dart. My approach focuses on clear communication, thorough testing, and delivering solutions that work reliably from day one. I provide comprehensive documentation and ensure smooth project handovers. Technical expertise includes: JavaScript, PHP, Python, Java, Flutter, Bootstrap, MySQL, Git, and API development. Currently expanding skills in modern full-stack technologies. Ready to help transform your ideas into working solutions. Let's discuss your project needs.MySQL Administration
Technical SupportDartMongoDBSQLMySQLReactBootstrapAPI DevelopmentJavaPythonPHP ScriptJavaScriptFull-Stack DevelopmentMobile AppWeb Application - $12 hourly
- 0.0/5
- (0 jobs)
Professional Profile Final-year Business Informatics student with a strong interest in applying technological solutions to business challenges. Recognized for analytical thinking, collaborative skills, and a commitment to continuous learning. Proficient in databases, web development, and agile methodologies. Actively engaged in social and environmental initiatives, strengthening leadership, communication, and teamwork abilities.MySQL Administration
GitVue.jsMicrosoft OfficeCSSMicrosoft SQL ServerTypeScriptPHPASP.NETMySQLPythonJavaC#HTMLScrum - $10 hourly
- 0.0/5
- (0 jobs)
I am a web developer experienced in developing and designing websites using technologies such as Angular, Typescript, Wordpress and Spring Boot, passionate about building functional solutions by applying best practices, I work independently and am constantly growing professionally.MySQL Administration
Tailwind CSSWordPressHTMLFront-End DevelopmentBack-End DevelopmentWeb DevelopmentGitNestJSGitHubMySQLTypeScriptJavaScriptDjangoAngularSpring Boot Want to browse more freelancers?
Sign up
How hiring on Upwork works
1. Post a job
Tell us what you need. Provide as many details as possible, but don’t worry about getting it perfect.
2. Talent comes to you
Get qualified proposals within 24 hours, and meet the candidates you’re excited about. Hire as soon as you’re ready.
3. Collaborate easily
Use Upwork to chat or video call, share files, and track project progress right from the app.
4. Payment simplified
Receive invoices and make payments through Upwork. Only pay for work you authorize.