Upwork home
Sign up
Secondary

Hire the best Web Application Developers in Buenos Aires, AR

Check out Web Application Developers in Buenos Aires, AR with the skills you need for your next job.
Hire freelancers
Clients rate Web Application developers
Rating is 4.7 out of 5.
4.7/5
based on 159 client reviews
  • $40 hourly

    • 5.0/5
    • (5 jobs)
    Greetings! I'm a seasoned Web Developer with vast experience across a variety of technologies. My key skills include, but are not limited to: - Backend development with SQLServer, C# .NET, and Java. - Frontend development with Vue.Js and React (including TypeScript). - Building and maintaining efficient, reusable, and reliable code. - Transforming design mock-ups into fully functional web applications. - Clear communication with technical and non-technical stakeholders. Please reach out if you believe my skills align with your project requirements.
    Featured Skill Web Application
    Next.js
    ExpressJS
    Redux
    SQL
    .NET Framework
    Vuetify
    Vue.js
    Responsive Design
    Node.js
    C#
    TypeScript
    Java
    JavaScript
    React
  • $40 hourly

    • 5.0/5
    • (23 jobs)
    🚀I will transform your idea into high-end software. With 10+ years of experience as a frontend developer, I specialize in crafting high-performance, visually striking solutions that engage users, drive sales, and prints money 💵 The perfect software has 5 key pillars: aesthetics, creativity, scalability, performance, and purpose. 🎨Perfect Design: Delivering flawless aesthetics that align with your brand. 🤳User Experience: Creating engaging interfaces that get customers hooked. ⚙️Performance: Ensuring lightning-fast load times and smooth interactions. 🌐Grow: Building solutions that grow with your business and adapt to changing needs. 🎯Goal: Creating software with a clear objective, tailored to meet your specific goals. ⬇️Take a look at my more recent projects below⬇️ TAGS: Web Development | Frontend Development | UI/UX Design | Interactive Design | High-Performance Websites | Functional Software | Smooth Animations | Seamless Transitions | Pixel-Perfect Design | User Engagement | Custom Functionalities | Creative Web Solutions | Performance Optimization | Responsive Design | Website Interactivity | Cutting-Edge Web Design | Dynamic User Interfaces | Web Design Expertise | Development Skills | Javascript | React | Next.js | GSAP | three.js | WordPress | Elementor
    Featured Skill Web Application
    Firebase
    Elementor
    WordPress
    Three.js
    GSAP
    Next.js
    React
    TypeScript
    JavaScript
    CSS 3
    HTML5
    Web Design
    Web Development
  • $19 hourly

    • 5.0/5
    • (11 jobs)
    I have been working in the field of design for about 11 years focused in user and costumer experience. As Ui designer I've been leading severals projects, native iOS mobile app, CRM, and landing pages in a full time job that allowed me to learn how to equilibrate the business interests with the user's needs, manage communication between client, design team and dev team, so I want to try all that knowledge and take risk with new challenges as freelancer. Figma | Adobe creative cloud | Illustrator | Photoshop | Jira | ClickUp
    Featured Skill Web Application
    Landing Page Design
    Bootstrap
    Material Design
    iOS
    Branding
    Information Architecture
    Adobe Photoshop
    Adobe Illustrator
    Figma
    UX Research
    UX & UI
    Prototyping
  • $28 hourly

    • 5.0/5
    • (7 jobs)
    Hi, I'm Mila! As a UI/UX Designer and Webflow Developer with over 5 years of experience in the exciting world of design and web development, I specialize in creating captivating and functional digital experiences. About me: My focus is on crafting aesthetic designs and developing intuitive websites, particularly on the Webflow platform. Throughout my career, I have collaborated with various companies, providing them visually appealing solutions that meet the needs and expectations of users. Key skills: UI/UX design for mobile and web devices: From the conceptualization of wireframes and prototypes to thorough testing and successful launches. Web development: Specializing in Webflow, I also have experience with platforms such as Duda, Shopify, and WordPress. My in-depth knowledge of HTML, CSS, and Javascript enables me to breathe life into any design on Webflow without limitations. Expertise in creating dynamic pages and CMS development. Focus: I enjoy taking on new challenges and continuous learning. My primary goal is to create not only visually attractive designs but also strategies and experiences that meet users' needs, bringing them closer to technology for more satisfying and captivating results. Tools and Technologies: Design tools: Figma, Mural, Adobe XD, Adobe Photoshop, Adobe Illustrator. Project management: ClickUp, Notion. I'm excited about the opportunity to collaborate on innovative projects and continue honing my skills every day. I look forward to working with you to elevate your digital vision to the next level! mila-site.webflow.io
    Featured Skill Web Application
    Web Page
    Webflow
    UX & UI
    User Flow
    Wireframing
    Responsive Design
    Figma
    Landing Page
    UI/UX Prototyping
    Web Design
    UIKit
    Webware
    Web UI
  • $5 hourly

    • 5.0/5
    • (4 jobs)
    I emphasize my responsibility and aptitude to learn, in order to to be able to introduce myself, to know the workplace and gain experience knowledge, especially in spaces that have to do with my career and with what I like to do.
    Featured Skill Web Application
    Adobe After Effects
    SolidWorks
    Informational Infographic
    Adobe XD
    Presentation Design
    Facebook
    Instagram
    Figma
    Illustration
    Adobe Photoshop
    Adobe Illustrator
    KeyShot
  • $30 hourly

    • 0.0/5
    • (1 job)
    I am a Senior Frontend Developer with over 8 years of experience specializing in React, React Native, and a wide range of modern libraries and frameworks. I excel at building intuitive, scalable, and high-performance applications for both web and mobile platforms. • Core Skills: React, React Native, Redux, TypeScript, JavaScript, Next.js, Expo, and more. • Experience: Delivering seamless user experiences for startups, enterprises, and cross-platform solutions. • Approach: Focused on clean code, optimized performance, and maintaining industry best practices. • Communication: I prioritize clear and consistent collaboration to ensure project success. Whether you need to create a sleek mobile app or a complex web application, I’m here to bring your ideas to life. Let’s work together to build something amazing!
    Featured Skill Web Application
    webpack
    Tailwind CSS
    Bootstrap
    Material Design
    Next.js
    Redux
    React
    React Native
    App Development
    International Development
    Web Development
  • $32 hourly

    • 5.0/5
    • (4 jobs)
    As a designer, I relish the diversity inherent in creative work. I believe that the inclusion of different perspectives greatly enriches creativity and project quality. I am always in search of challenges that push me to grow professionally, continually seeking ways to expand my skills and knowledge. My approach extends beyond following current trends; it focuses on crafting meaningful and timeless designs that resonate with audiences. Through ongoing collaboration and learning, I strive to broaden my horizons and elevate each project to higher levels. I deeply value effective communication and teamwork, as I believe that a collaborative environment yields exceptional results. My goal is to create designs that are not only visually appealing but also tell stories and emotionally connect with people. I am excited about opportunities that allow me to contribute to challenging creative projects and continue evolving as a designer in an ever-changing world. I am eager for chances to make an impact and further cultivate my passion for design."
    Featured Skill Web Application
    Brand Strategy
    Social Media Design
    Brand Design
    Digital Design
    App Design
    Social Media Website
    Prototype Design
    Social Media Content
    Social Media Marketing
    Social Media Content Creation
    Branding
    UX & UI
    UI/UX Prototyping
    Web Design
    Logo Design
    Figma
    Shopify
    Graphic Design
  • $50 hourly

    • 5.0/5
    • (3 jobs)
    IT Engineer with more than 10 years of software development experience. In my career I walk through several roles and I was also cofounder of a technology startup. Fullstack developer with strong knowledge in different Microsoft technologies and platforms, among other. Always open to learn new languages. I’m expecting to join an Enterprise where I would be able to sum up my knowledge and experience. My goals are: · Collaborate strategically in the growth of the company. · Achieve the goals of the projects that I have to participate.
    Featured Skill Web Application
    .NET Framework
    API
    Microservice
    Product Development
    Angular
    .NET Core
    Microsoft SharePoint Development
    ASP.NET
    ASP.NET Core
    RESTful API
    Agile Software Development
    Node.js
    Microsoft SQL Server
    Product Discovery
    React
    App Development
    TypeScript
  • $45 hourly

    • 5.0/5
    • (26 jobs)
    Hey! I'm Manu. I mainly do front-end and full-stack development. I'm super flexible and can adapt to many industries and use-cases. From authentication, API integrations and/or development, design, server-side rendering, etc. I love to engage with the non-technical side of projects and understand how the business works. This usually leads to better communication and results. I enjoy being proactive and suggesting technical improvements, as what technology/library to choose, UI/UX improvements, or just any valuable contribution I can make. Tech Stack: - SvelteKit, Next js 14, React, Typescript, Tailwind CSS, Node.js - Supabase, Firebase - Firebase, Next Auth, Lucia - UI Development: Shadcn UI, pixel-perfect Figma to Code - PostgreSQL, MySQL, Firestore, SQLite - Prisma, Drizzle ORM, Zod I also really enjoy AI projects. I've worked with: - OpenAI API, GPT-4, Vector Databases, other LLMs - Python, FastAPI, Flask Sounds like a fit? Let's have a call!
    Featured Skill Web Application
    Artificial Intelligence
    Svelte
    RESTful Architecture
    UX & UI
    React
    JavaScript
    TypeScript
    CSS 3
    Tailwind CSS
    ExpressJS
    Next.js
  • $15 hourly

    • 5.0/5
    • (4 jobs)
    ✅ 8+ Years in Full-Stack Development ✅ 30+ Successfully Delivered Projects ✅ Expertise in Enterprise-Level Software Solutions ✅ Specialized in .NET, React, and Scalable Web Applications ✅ 100% Client Satisfaction Rate I specialize in building high-performance web applications that drive business success. With expertise in .NET, React, and scalable architectures, I craft innovative solutions tailored to your needs. My experience spans multiple industries, including fintech, insurance, SaaS, and healthcare technology. 🌟 What You Get When Working With Me: ✅ Custom Software Development – Scalable, secure, and built to grow with your business. ✅ High-Quality Code & Best Practices – SOLID principles, CI/CD pipelines, and automated testing. ✅ Enterprise-Level Solutions – Proven track record working with large-scale platforms. ✅ Seamless Frontend & Backend Integration – Expertise in .NET, React, Next.js, and Material UI. ✅ Ongoing Support & Maintenance – Ensuring your project runs smoothly post-launch. ✅ Security & Performance Optimization – Industry best practices for robust applications. 👨‍💻 Industries I've Worked With: - Insurance & Fintech – Secure & compliant applications. - SaaS Development – Scalable cloud-based solutions. - Healthcare Technology – Robust platforms for patient & data management. - Project Management & Workflow Automation – Tailored solutions for business efficiency. 🔧 Tech Stack & Expertise: - Frontend: React, Next.js, TypeScript, Material UI, DevExtreme - Backend: .NET Core, Node.js, Express.js - Databases: PostgreSQL, MySQL, MongoDB - CI/CD & DevOps: GitLab, Bitbucket, Docker, Kubernetes - Security & Performance: OWASP standards, API security, load balancing 🎯 Why Hire Me? - Results-Driven Approach: I don’t just write code—I build solutions that deliver results. - Clear Communication: You get full transparency with regular updates and reports. - No Micromanagement Needed: I take ownership of your project and deliver it right the first time. - Client-Focused Mentality: My priority is to ensure your business success with software that works seamlessly. Let's build something great together! Invite me to your project, and let’s turn your vision into reality.
    Featured Skill Web Application
    RESTful API
    C++
    .NET Core
    .NET Framework
    API
    Django
    C#
    JavaScript
    React Bootstrap
    HTML
    React
    API Integration
    Data Scraping
    Python
  • $30 hourly

    • 5.0/5
    • (20 jobs)
    Dedicated and passionate about technology, continually training and growing every day to face new challenges and continue to grow in the world of IT. I am a Front-end developer with extensive knowledge of REACTJS
    Featured Skill Web Application
    Prototyping
    Web Design
    UX & UI
    Figma
    Adobe XD
    User Experience Design
    Landing Page
    Web Development
    Website
    HTML
    WordPress
    JavaScript
    React
    CSS
  • $10 hourly

    • 5.0/5
    • (3 jobs)
    I'm a web developer who principally works with React.js and Node.js. I have some experience with other technologies like Unity and Wordpress themes. I want to help you grow your business and make projects that make me grow as a developer. If you want someone who cares about your projects and who loves his work please contact me. I want to collaborate with you. You can visit my portfolio at: nicolasdeheza.com
    Featured Skill Web Application
    ExpressJS
    Blender
    React Native
    API
    TypeScript
    React
    Node.js
    Next.js
    Mongoose
    Responsive Design
    HTML5
    CSS 3
    JavaScript
    Figma
  • $10 hourly

    • 5.0/5
    • (9 jobs)
    🎨 Empowering Brands with AI-Enhanced, High-Impact Visual Solutions 🎉 Need eye-catching visuals that do more than look great? With over 5 years in digital marketing and a background in capital raising, live events, and e-commerce, I specialize in performance-driven designs that bring measurable results. Here’s how I can elevate your brand: 💼 WHAT YOU WILL GET: → High-Performing Ad Designs: Static ads crafted for maximum impact on platforms like Facebook and Instagram, tailored to resonate with your audience and drive conversion rates. → E-commerce Product Assets: Engaging visuals and product showcase images that attract buyers and strengthen your online presence, optimized for engagement. → Data-Driven, AI-Enhanced Strategy: Leveraging AI tools to identify strengths and refine ads, from headline images to feature comparisons, for designs that truly perform. I use tools like ChatGPT and predictive analytics to create effective, conversion-focused CTAs. → Branding & Identity: Consistent, clear branding through logo design, cohesive visuals, and custom print materials such as brochures and flyers to promote your brand. → UI/UX Design for Digital: User-friendly landing pages and HTML email designs to create seamless digital experiences (check out examples in my portfolio!). 💡 MY APPROACH: I start by understanding your audience and goals, then present multiple design concepts for feedback. Each concept is refined to align perfectly with your vision, ensuring it’s as results-driven as it is visually appealing. 🛠️ TOOLS I USE: Adobe Creative Suite (Photoshop, Illustrator) Figma for UI/UX and Canva for flexible, quick design solutions Blender for high-quality product showcase videos and images AI tools for optimizing ad performance, ensuring your static ads are not only appealing but conversion-focused ✨ WHY MY PORTFOLIO STANDS OUT: My primary focus is on static ads, making it a perfect fit for this role. My experience working closely with media buying teams allows me to create ads that don’t just look good—they’re performance-based and backed by strategic insights.
    Featured Skill Web Application
    Adobe Illustrator
    Adobe Premiere Pro
    Adobe Premiere Elements
    Graphic Design
    Front
    Web Development
    Adobe Photoshop
    CSS
    HTML
    CSS 3
    Front-End Development
  • $27 hourly

    • 5.0/5
    • (3 jobs)
    Cuento con + de 9 años de experiencia como Desarrollador Web en diferentes tecnologías, destacándose PHP, NodeJS y JavaScript, habiendo trabajado para diferentes proyectos y clientes. Mi rol comienza en la recolección de requerimientos y gestión de proyectos con metodologías del PMI y Lean como, Kanban y Agile y luego con el Desarrollo FullStack; sobre la infraestructura de Amazon Web Services y Google AppEngine para crear servicios API REST usando PHP Yii2, Laravel, Symfony y NodeJS (express y loopback), usando OpenApi 3.0 (ex Swagger) para la documentación y React o Bootstrap para el frontend. Colaborando en el desarrollo de aplicaciones en React Native. Tengo gran interés y entusiasmo por aprender nuevas tecnologías, explorar nuevos campos de trabajo y enfrentar diferentes desafíos. Soy perseverante, analítico, enérgico, autodidáctico y motivado por crecer día a día.
    Featured Skill Web Application
    Web Service
    RESTful API
    Symfony
    Yii2
    Bootstrap
    API
    CodeIgniter
    Laravel
    Amazon Web Services
    Node.js
    JavaScript
    HTML5
    MySQL
    React Native
  • $25 hourly

    • 4.9/5
    • (6 jobs)
    Hi there! 👋 I'm a highly skilled Full Stack web developer with 3 years of experience in modern technologies like ReactJs, NextJs, MongoDB, Express, Node and CSS libraries such as Tailwind, MUI, and Shadcn. • I believe effective communication and exceeding expectations are pivotal aspects of any successful collaboration. • Your vision and input regarding the project hold immense value to me, as my aim is to deliver a high-quality web application that aligns perfectly with your requirements. • I have experience working with startups, small and medium-sized enterprises, as well as large companies. My expertise encompasses a range of technologies, including: 📌 React, Redux , NextJS 📌 Typescript, JavaScript 📌 HTML, CSS 📌 TailwindCss, Material UI, Shadcn 📌 NodeJS, Express, MongoDB, PostgreSQL 📌 Figma 📌 Git, Github, Bitbucket, Gitlab By harnessing these tools, I can develop innovative solutions tailored to your unique needs. Feel free to explore my portfolio for a deeper understanding of my capabilities and the projects I've worked on. If you're seeking a dedicated and proficient Full Stack web developer to bring your ideas to life, I am confident that I can be of great assistance. Let's collaborate and create something great together! Shoot me a message if you'd like to work together on your next or ongoing project!
    Featured Skill Web Application
    Next.js
    PostgreSQL
    MongoDB
    Tailwind CSS
    Material UI
    NodeJS Framework
    Web Content Development
    Web Development
    HTML
    React
    CSS 3
    CSS
    HTML5
    JavaScript
  • $14 hourly

    • 5.0/5
    • (8 jobs)
    I am a full-stack developer with experience in Javascript, specialized in the React framework. I have performed integrations, developments, tests and problem solving in various projects using React. Additionally, I also have experience working with Node.js, which enables me to offer complete and scalable solutions in web application development. I am constantly seeking new challenges and opportunities to continue growing and improving in my career as a developer
    Featured Skill Web Application
    HTML5
    Software Consultation
    Web Development Consultation
    Web Development
    Website Builder
    JavaScript
    CSS
    React Native
    React
    Next.js
    AWS Lambda
    AWS Amplify
  • $25 hourly

    • 4.8/5
    • (143 jobs)
    👉 As a web developer and designer, I have a unique set of skills that are highly valued by small, medium, and large sized companies. My expertise in designing and developing websites that are both visually appealing and functionally effective has made me a sought-after professional in the industry. 👉 In addition to my web development and design skills, I am also well-versed in online stores. I understand the unique challenges that come with e-commerce websites, such as security, payment processing, and shipping logistics. I can create online stores that are both attractive and user-friendly, while also ensuring that they are secure and reliable. 👉 My ability to work with a wide range of clients and create customized solutions has made me a valuable asset to any company. I can communicate effectively with clients to understand their needs and goals, and I can deliver projects on time and within budget. 👉 My skillset: 》 HTML5/CSS3 》 PHP, Javascript, Python 》 WordPress: Elementor, WP Bakery, ACF, Woocommerce, Timber, 》 Shopify 》 Bootstrap, Owl Slider, MPDF, Moment, jQuery, SASS, React, Next.js, Node.js, Twig, 》 Magento 👉 Adobe Creative 》 Illustrator, Photoshop, Indesign, Premiere, Adobe XD, After Effects, Acrobat, Adobe Stock, Adobe Color 👉 Design Tools 》Figma, Canva, Google Fonts, Colorzilla, Visual Studio
    Featured Skill Web Application
    Logo Design
    Custom Web Design
    Ecommerce
    Illustration
    Front-End Development
    Figma
    Squarespace
    WordPress
    Web Development
    Graphic Design
    Elementor
    Web Design
    HTML5
    Shopify
  • $20 hourly

    • 5.0/5
    • (4 jobs)
    Data Scientist/Engineer with a focus in ChatGPT-AI, Finance-Backteting and web scrapping Projects I have experience with: - GPT-3 / GPT-4: Prompt Engineering experience - Web Scraping dynamic websites using Selenium - Web data apps created with Streamlit - Machine Learning with XGBoost - Experience working with Pandas for Data Manipulation and Data Analysis in Python - Web Scraping exploiting hidden APIs in websites, allowing for faster scraping Feel free to send a message to set up a free 30 minute call to discuss your project. How I work: - Effective communication, attention to detail, and collaborative problem-solving - Committed to delivering accurate and timely results, ensuring client satisfaction - Long Term Support
    Featured Skill Web Application
    Streamlit
    ChatGPT
    Machine Learning
    Technical Analysis
    Finance
    Economics
    Data Science
    SQL
    Python
    Data Scraping
    Web Scraping
  • $12 hourly

    • 5.0/5
    • (4 jobs)
    I am a digital marketing Automation Specialist with extensive experience in GoHighLevel, Make.com, and sales funnel development. My focus is on creating scalable, customized solutions that optimize marketing and sales processes, enhance efficiency, and improve customer retention. I have worked on complex projects that involve building advanced automations, integrating AI tools, and developing workflows tailored to meet specific client needs, while being adaptable to future growth and changes in the market. Core Skills • Automation with Make.com/GoHighLevel: Advanced configuration of CRM, funnels, and triggers within GoHighLevel, along with Make.com integration to build custom workflows that enhance user experience and increase conversion rates. • Funnel Design and UX/UI: Creation of high-conversion landing pages and responsive design for desktop and mobile, ensuring every customer touchpoint is efficient and effective. • AI and ChatGPT Integration: Leveraging artificial intelligence to optimize workflows, improve user interaction, and automate complex tasks, delivering innovative, impactful solutions for business processes. Professional Experience GHL Automation Specialist and Web Developer | HouseShop.io September 2024 - Present • Developed and optimized sales funnels and CRM for SeniorsDownsizingHub.com, refining each funnel step to maximize conversion rates. • Designed automation for repetitive CRM tasks, streamlining processes and eliminating bottlenecks in workflows. GHL Automation Specialist | Cup Up Marketing / Next Level Inc May 2024 - October 2024 • Built custom workflows in GoHighLevel for automating marketing and sales processes, including advanced triggers and nurturing sequences. • Implemented Zapier and other tools to integrate data and optimize communication between systems, enhancing the efficiency of the sales team. Web Developer | Freelance • Designed web pages and sales funnels with GoHighLevel, applying optimization and personalization strategies for various market niches.
    Featured Skill Web Application
    Sales Funnel
    Website Optimization
    Sales & Marketing
    Website Builder
    Front-End Development
    Web Development
    Sales Funnel Builder
    HTML5
    CSS
    JavaScript
    Web Design
    Automation
    Make.com
    HighLevel
  • $12 hourly

    • 5.0/5
    • (1 job)
    Hola! Soy un apasionado diseñador UX que está ansioso por aprender y crecer en este emocionante campo. Siendo un principiante en esta disciplina, estoy comprometido a dar lo mejor de mí para crear experiencias digitales impactantes y centradas en el usuario. Mi amor por el diseño y mi deseo de mejorar me impulsan constantemente a adquirir nuevos conocimientos y habilidades. Estoy comprometido a mantenerme al día con las últimas tendencias y mejores prácticas en diseño UX. Estoy tomando cursos en línea, leyendo libros y siguiendo blogs relevantes para estar al tanto de las últimas novedades.
    Featured Skill Web Application
    UX & UI
    Web UI
    User Experience
  • $25 hourly

    • 5.0/5
    • (5 jobs)
    I'm passionate about technology, especially the web world. I'm a developer with experience in creating websites for small, medium, and large businesses. I have experience in web project management and team leadership, which allows me to ensure the delivery of high-quality projects within appropriate timelines. I love working with like-minded people who share the same passions and goals, and I'm confident that together we can achieve amazing things. In addition, I have the ability to research on different topics to address SEO strategies and improvements, since I am 100% committed to the projects, providing a well-done work, excellently structured, professional and with the use of the necessary tools. If you're looking for someone with web development skills and a focus on collaboration and teamwork, feel free to contact me. I'm excited to see what projects we can create together! HTML, CSS, Bootstrap, and WordPress. Full project management from start to finish. Regular communication. Web development and design. SEO ------------------------------ ------------------------------ ------------------------------ Soy un apasionado de la tecnología y en especial del mundo web. Soy un desarrollador con experiencia en la creación de sitios web para pequeñas, medianas y grandes empresas. Tengo experiencia en la gestión de proyectos web y en el liderazgo de equipos de trabajo, lo que me permite asegurar la entrega de proyectos de alta calidad en tiempos adecuados. Me encanta trabajar con personas con las mismas pasiones y objetivos, y estoy seguro de que juntos podemos lograr cosas increíbles. Además, comento que poseo la capacidad de investigar sobre distintos temas para abordar estrategias y mejoras SEO, ya que me interiorizo ​​y comprometo al 100% en los proyectos, brindando un trabajo bien hecho, excelentemente estructurado, profesional y con el uso de las herramientas necesarias. Si estás buscando a alguien con habilidades en desarrollo web y un enfoque en la colaboración y el trabajo en equipo, no dudes en contactarme. Estoy emocionado de ver qué proyectos podemos crear juntos! - HTML, CSS, Bootstrap y WordPress. - Gestión completa del proyecto de principio a fin. - Comunicación regular - Desarrollo y diseño web - SEO
    Featured Skill Web Application
    Ecommerce Plugin
    Ecommerce
    Web Design
    Web & Mobile Design Consultation
    WordPress Theme
    WordPress Plugin
    Web Development
    JavaScript
    Website
    Ecommerce Website
    CSS
    Bootstrap
    HTML
    WordPress
  • $8 hourly

    • 5.0/5
    • (3 jobs)
    I am an AI engineering student who also works as an English-Spanish translator. I have experience in web development and content creation as well.
    Featured Skill Web Application
    Java
    English
    Translation
  • $50 hourly

    • 0.0/5
    • (0 jobs)
    Hi, I'm Guille, a graphic designer with a great interest in the tech world. With three years of experience in eCommerce and design, I've dedicated myself to studying and working within the fields of UX/UI and web development. My focus is on blending creativity with optimization and communication strategies. Always open to innovative and challenging proposals.
    Featured Skill Web Application
    SEO Setup & Configuration
    Web Development
    CSS
    HTML5
    Adobe Creative Suite
    Figma
  • $75 hourly

    • 0.0/5
    • (0 jobs)
    I am a dedicated game and app developer with a passion for creating engaging and innovative digital experiences. With a strong background in computer science and extensive experience in the gaming industry, I specialize in delivering custom solutions for web and mobile platforms. What I Do Best: Game Development: I excel in designing and developing captivating games, utilizing the latest technologies and trends to create memorable experiences for players. App Development: My expertise extends to building high-quality mobile and web applications that prioritize user experience and functionality. Collaborative Approach: I work closely with clients to understand their vision and deliver tailored solutions that meet their specific needs. End-to-End Solutions: From ideation to launch, I manage every aspect of the development process, ensuring seamless execution and high-quality results. I thrive on challenges and am committed to bringing your ideas to life with creativity and technical excellence.
    Featured Skill Web Application
    App Development
    Custom App
    API Integration
    UX & UI Design
    Mobile App
    Game
    Smartphone
    Construction Document Preparation
    Specifications
    International Development
    Game Design
    NFT
    Blockchain Architecture
  • $40 hourly

    • 0.0/5
    • (0 jobs)
    I am a Web Application Developer with solid experience in React JS and expertise in building dynamic, user-centric web interfaces. Proficient in frontend technologies like HTML, CSS, and JavaScript, and skilled in backend integration using SQL and Oracle databases. My knowledge of Python enhances my problem-solving abilities and allows me to contribute to diverse development projects effectively. I excel in creating efficient, scalable, and responsive web applications while continuously learning and adapting to new technologies. - Knows React JS, JavaScript, HTML and CSS3, Python, SQL, Oracle.
    Featured Skill Web Application
    Python
    JavaScript
    SQL
    React
    Front-End Development
    Web Development
  • $40 hourly

    • 0.0/5
    • (1 job)
    I'm a Full Stack Developer with a strong focus on building scalable, innovative software solutions. I develop software at Atomix Code, where we create cutting-edge solutions for a wide range of industries. Passionate about solving complex challenges, I specialize in both frontend and backend development to drive impactful results. Specialized in SaaS, Mobile & Web Apps, AI, Agents, Product Development.
    Featured Skill Web Application
    AI Implementation
    AI App Development
    AI Development
    AI Consulting
    SaaS
    SaaS Development
    AI Chatbot
    AI Agent Development
    iOS Development
    Artificial Intelligence
    Android App Development
    Mobile App
    Web Development
    App Development
  • $45 hourly

    • 0.0/5
    • (0 jobs)
    With 10+ years of experience in software development, I am a Systems Engineer who has worked with various technologies, from PHP to Node.js, and currently, Python. I specialize in end-to-end product development, from ideation and requirements gathering to technical design, data persistence, and user interface. As an MBA, I can focus on macro-level business decisions. I have a passion for entrepreneurship and enjoy exploring new business opportunities I define myself as a proactive person, passionate and committed to their work, always wanting to take on new challenges that allow me to grow professionally
    Featured Skill Web Application
    Business
    Business IT Alignment
    Team Training
    Team Building
    Leadership Skills
    Docker
    PostgreSQL
    MySQL
    Node.js
    Vue.js
    PHP
    Python
    Web Development
    Artificial Intelligence
  • 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.

Trusted by

How do I hire a Web Application Developer near Buenos Aires, on Upwork?

You can hire a Web Application Developer near Buenos Aires, on Upwork in four simple steps:

  • Create a job post tailored to your Web Application Developer project scope. We’ll walk you through the process step by step.
  • Browse top Web Application Developer talent on Upwork and invite them to your project.
  • Once the proposals start flowing in, create a shortlist of top Web Application Developer profiles and interview.
  • Hire the right Web Application Developer for your project from Upwork, the world’s largest work marketplace.

At Upwork, we believe talent staffing should be easy.

How much does it cost to hire a Web Application Developer?

Rates charged by Web Application Developers on Upwork can vary with a number of factors including experience, location, and market conditions. See hourly rates for in-demand skills on Upwork.

Why hire a Web Application Developer near Buenos Aires, on Upwork?

As the world’s work marketplace, we connect highly-skilled freelance Web Application Developers and businesses and help them build trusted, long-term relationships so they can achieve more together. Let us help you build the dream Web Application Developer team you need to succeed.

Can I hire a Web Application Developer near Buenos Aires, within 24 hours on Upwork?

Depending on availability and the quality of your job post, it’s entirely possible to sign up for Upwork and receive Web Application Developer proposals within 24 hours of posting a job description.

Looking to hire for long-term or full-time assignments? See how Full-time hiring on Upwork simplifies the process.