Freelancers for hire in Colombia
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Sponsored Freelancers
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I am a dynamic front-end developer with a specialization in React and GraphQL, and I bring a wealth of experience to the table. Over the past five years, I have crafted impactful B2C and B2B websites, demonstrating proficiency in React and GraphQL. In addition to my technical expertise, I have dedicated three years to...I am a dynamic front-end developer with a specialization in React and GraphQL, and I bring a wealth of experience to the table. Over the past five years, I have crafted impactful B2C and B2B websites, demonstrating proficiency in React and GraphQL. In addition to my technical expertise, I have dedicated three years to mentoring junior developers through local tech workshops, fostering a collaborative learning environment within the community. As a seasoned web developer, I have excelled both independently and as a team player, contributing to projects across diverse technologies. Beyond my primary focus, I possess a strong foundation in SEO practices, ensuring the websites I build are not only visually appealing but also optimized for search engine performance. In the realm of content delivery and optimization, I have extensive experience with CDN technologies, specifically Amazon CloudFront and Cloudflare. Leveraging Amazon CloudFront, I've seamlessly integrated global content delivery into my projects, enhancing the speed and reliability of data transfer. With Cloudflare, I've implemented advanced security features, DDoS protection, and optimized content delivery, contributing to improved web performance. My commitment to delivering top-notch user experiences extends to design, where I seamlessly translate Figma/PSD mockups into responsive and user-friendly UIs. I adhere to best practices in accessibility and maintainable code standards, ensuring the long-term success of the projects I undertake. In addition to my core skills, I have a solid understanding of state management using Redux, employing techniques such as Redux Thunk and Redux Saga to handle asynchronous operations and complex state logic effectively. I am also well-versed in Redux Toolkit, streamlining the development process and enhancing code maintainability. To further diversify my skill set, I have expanded my proficiency to include Vue.js and Angular.js. Additionally, I am adept at static site generation, providing scalable solutions for web applications. In summary, I am a results-driven front-end developer with a multifaceted skill set, encompassing React, GraphQL, Redux, and additional frameworks, rooted in a commitment to excellence, mentorship, and continuous learning. My expertise in CDN technologies, particularly with Amazon CloudFront and Cloudflare, ensures optimized content delivery and enhanced web performance for the projects I undertake in the ever-evolving field of web development. less
Hire juan09dev
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If you want to implement your idea, then I am always ready for you. Being a professional developer means to understand all the requirements of the clients, and find the best way to implement it with the highest quality. I am an expert with Artificial Intelligence such as Machine Learning and Neural Network. I am...If you want to implement your idea, then I am always ready for you. Being a professional developer means to understand all the requirements of the clients, and find the best way to implement it with the highest quality. I am an expert with Artificial Intelligence such as Machine Learning and Neural Network. I am familiar with many ML frameworks including tensorflow, caffe, keras, mobilenet, ssd, darknet and so on. • C/C++, Python, Qt, PyQt, R, Matlab, ANSYS • Mobile & Web Development • Android, Object-C, Swift, Backend & Frontend • Technology • Detection and Real-Time Tracking of Face, Object and Shape • Retraining new Object • Deep Learning (Tensorflow, Keras, Caffe, Yolo, Darknet) • NLP (Python NLTK, Missing Word Prediction, Chatbot, ...) • OCR (Tesseract, Tensorflow, Custom Training, Handwritten, ...) • Robot Operation System(Navigation, Control System, Computer Vision) • 6D Pose Estimation and application to ROS • Prediction algorithm for stock and price forecast less
Hire cryptxelgame4
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¡Hola! Soy Stephanie Linares , una joven diseñadora gráfica profesional, Diseño Grafico 5 años de experiencia. He trabajado como diseñador semi senior de gráficos y como autónoma independiente == SITIO WEB -Diseño personalizado - Desarrollo de WordPress == DISEÑO GRÁFICO -Diseño de logotipos / Minimal / Mascot /...¡Hola! Soy Stephanie Linares , una joven diseñadora gráfica profesional, Diseño Grafico 5 años de experiencia. He trabajado como diseñador semi senior de gráficos y como autónoma independiente == SITIO WEB -Diseño personalizado - Desarrollo de WordPress == DISEÑO GRÁFICO -Diseño de logotipos / Minimal / Mascot / Icónico -Logotipo de la aplicación -Experta en branding -Folletos - Papelería -Banners -Volantes -Iconos -Pósteres -Ilustraciones - Animacion -Diseños de camisetas Experiencia administracion de empresas Programas Word profecional, Excel profecional MEJORES OFERTAS -Todo el trabajo será original 100% - Las revisiones son gratuitas según el acuerdo Me aseguraré de que brindarles los mejores servicios y lo dejaré con total satisfacción. ¡Así que dame la oportunidad de trabajar conmigo con un presupuesto asequible! less
Hire GrayL29
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Results-driven and motivated Software Engineer with a demonstrated experience in improving software performance, testing and updating existing software, and developing new software functionalities. Developing strategy for the department to meet the company's goals and objectives and to improve the quality of the...Results-driven and motivated Software Engineer with a demonstrated experience in improving software performance, testing and updating existing software, and developing new software functionalities. Developing strategy for the department to meet the company's goals and objectives and to improve the quality of the service it delivers internally and externally. less
Hire wilmer127
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I am a seasoned Full Stack Developer with over 9 years of experience in crafting robust and secure software solutions. I started with traditional languages like C# and Java and have since expanded into various languages like JavaScript, Ruby, and Python. Throughout my career, my primary focus has been on building...I am a seasoned Full Stack Developer with over 9 years of experience in crafting robust and secure software solutions. I started with traditional languages like C# and Java and have since expanded into various languages like JavaScript, Ruby, and Python. Throughout my career, my primary focus has been on building highly secure platforms and maintaining codebases that are easily testable through unit testing. My extensive knowledge extends to both SQL and NoSQL databases, including Oracle, PostgreSQL, MySQL, MongoDB, and AWS DynamoDB. I have a deep understanding of database design and optimization, which enables me to create efficient and scalable data solutions. In recent years, I've immersed myself in blockchain technology and DeFi, staying at the forefront of this rapidly evolving field. I'm also a proficient user of AWS cloud services for deployment and continuous integration/continuous deployment (CI/CD) pipelines. I've worked with a wide array of AWS services, including but not limited to ECS, EKS, EC2, API Gateway, and Lambda, enabling seamless deployment and scaling of applications. My technology stack is versatile: Frontend: React.js(Next.js and Gatsby.js) and Angular Backend: Java Spring Boot, TypeScript Node.js (Nest.js), PHP Laravel, Ruby on Rails Architecture: Microservices, messaging with Kafka Database: Oracle, PostgreSQL, MongoDB, AWS DynamoDB, Redis DevOps: Docker, Kubernetes, AWS services I'm always eager to learn new technologies and deliver top-notch results. Let's work together to achieve your goals in software development! less
Hire enervell
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As a graphic designer, I have experience with tools like Photoshop, Illustrator, and Canva. I offer a wide range of design services including logo creation, banners, custom social media designs, infographics, illustrations, photo editing, presentation graphics, packaging design, branding, and much more. Let's...As a graphic designer, I have experience with tools like Photoshop, Illustrator, and Canva. I offer a wide range of design services including logo creation, banners, custom social media designs, infographics, illustrations, photo editing, presentation graphics, packaging design, branding, and much more. Let's collaborate to bring your ideas to life effectively and creatively. Como diseñadora gráfica, tengo experiencia en una variedad de herramientas, incluyendo Photoshop, Illustrator y Canva. Ofrezco una amplia gama de servicios de diseño que abarcan la creación de logotipos, banners, diseños personalizados para redes sociales, infografías, ilustraciones, edición de fotos, gráficos para presentaciones, diseño de packaging, creación de branding y mucho más. Estoy comprometida a colaborar contigo para materializar tus ideas y alcanzar tus objetivos de diseño de manera efectiva y creativa. less
Hire estefaniarr0412
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E-commerce and Omnichannel expert with over 13 years experience developing, deploying, and growing e-commerce businesses in Latin America and the U.S. Diego specializes in AI, e-commerce and omnichannel commerce platforms. He works closely with clients to understand their goals, needs and objectives in order to...E-commerce and Omnichannel expert with over 13 years experience developing, deploying, and growing e-commerce businesses in Latin America and the U.S. Diego specializes in AI, e-commerce and omnichannel commerce platforms. He works closely with clients to understand their goals, needs and objectives in order to create and deliver solutions that build long-term relationships and satisfaction. During Diego’s career, he has worked with many small and mid-size businesses and has also implemented systems for large clients such as Johnson & Johnson (USA/Chile), Cencosud / Easy (Colombia), Exxon Mobil (USA), and the Inter-American Development Bank, among others. Diego's focus is on providing the best technological tools to allow companies to build customer loyalty and grow exponentially. less
Hire DiegoXpert
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My offer is specialized knowledge and high quality work, fulfilling the agreement. I am an expert in: - Oracle software development. - Analysis and tuning of SQL statements, PL/SQL code, and Forms/Reports. - ETL. - Web services. SOAP and REST (xml/json). - Migration of Oracle Reports to Jasper Reports. - Migration of...My offer is specialized knowledge and high quality work, fulfilling the agreement. I am an expert in: - Oracle software development. - Analysis and tuning of SQL statements, PL/SQL code, and Forms/Reports. - ETL. - Web services. SOAP and REST (xml/json). - Migration of Oracle Reports to Jasper Reports. - Migration of Oracle Forms applications. Between versions and operating systems. - Weblogic application server configuration for Forms applications. I have extensive experience in requirements specification, design, software construction, testing, migration between Oracle versions (B.D. and Developer/Application Server), and application deployment on Oracle Application Servers. The tools/environments in which I have worked are: - Oracle Database 9i to 23c. - SQL. Including: structure/object/types creation, external tables, advanced queries, tuning, security/permissions. - PL/SQL. I have worked, among others, in dynamic code, triggers, file handling, sending mail, data encryption, processing with PL/SQL tables, jobs, Java code in the DB, XML DB, LOB processing, ACL, consumption of Web Services, and tuning. - Developer (Forms and Reports) 6i, 10g, 10gR2, 11g, and 12c. Including migration between versions. - Oracle Application Server 9ias1, 10g, 10gR2 And, Weblogic 11g and 12c. On Windows, Unix, and Linux. Installation and deployment of Forms applications (With Reports) - Unix/Linux shell. - Java. - Jasper Reports. - Creation of Rest services with ORDS. - PostgreSQL database. Knowledge related to Oracle migration complex project. My current area of study is modernization of Oracle applications (Forms/Reports) to technologies such as: Oracle APEX, Node.js and Jasper Reports less
Hire LuisMendozaPardo
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Hi? I am Dora, a professional WEB, Blockchain developer. ✅ Frontend : TailwindCSS, Typescript, ReactJs, VueJs, AngularJs, D3.js, 3.js ✅ Backend: PHP, NodeJS, Python(Django), Java, .NET, ASP, Laravel, DevOps ✅ Databases: MS SQL, MySQL / MariaDB, PostgreSQL, MongoDB, Firebase ✅ Blockchain, Unity ,Solana Trading Bot....Hi? I am Dora, a professional WEB, Blockchain developer. ✅ Frontend : TailwindCSS, Typescript, ReactJs, VueJs, AngularJs, D3.js, 3.js ✅ Backend: PHP, NodeJS, Python(Django), Java, .NET, ASP, Laravel, DevOps ✅ Databases: MS SQL, MySQL / MariaDB, PostgreSQL, MongoDB, Firebase ✅ Blockchain, Unity ,Solana Trading Bot. Telegram Bo, Etherscan Leading the development and implementation of complex web applications using Web3, AWS, DevOps, ASP, PHP, Next, MERN, or MEAN stack technologies. Designing and optimizing the front-end and back-end architecture for scalability and performance. Collaborating with cross-functional teams to deliver innovative solutions that meet client requirements. Full Stack Developer less
Hire D43106673
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Continuous learning, problem-solving and IP Networks are an inherent passion of mine and I thrive on challenge. With my experience and skills, I want to help you achieve your goals! My Expertise: - Web Development: Proficient in React.js & Django/Node.js. Rich hands-on experience of Flask, Next.js. - Linux...Continuous learning, problem-solving and IP Networks are an inherent passion of mine and I thrive on challenge. With my experience and skills, I want to help you achieve your goals! My Expertise: - Web Development: Proficient in React.js & Django/Node.js. Rich hands-on experience of Flask, Next.js. - Linux Programming: Skilled at developing custom solutions on Linux platforms, leveraging shell scripting, Perl, Python, C, C++, Lua and other programming languages. - Network Engineer: Extensive experience designing, implementing, and maintaining complex network infrastructures. Proficient in configuring routers, switches, firewalls, and other network devices to ensure optimal performance and security. - Security Expertise: Knowledgeable in cybersecurity principles and best practices, with a focus on network security and threat mitigation. - Project Management: Experienced Scrum Master with a strong background in agile development methodologies. In Additions: - Experienced of developing Linux System Administrator Panel on OpenWrt and SUSE15. - Experienced at implementing not only Wireguard, SSL & IPsec VPN but also Snort and iptables. - Experienced of using Git and Jira. - Experienced of web scraping with avoiding IP blocks or bans and handling dynamic content. less
Hire tanette
