Freelancers for hire in Colombia
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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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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
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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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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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I have more than 8 years of experience in web development, focusing on generating memorable user experiences in terms of UX / UI. Reasons to hire me: ✅ I can finish your project in a short time ✅ All my projects have been rated with 5 stars. ✅ I am open to negotiating prices and details. ✅ I focus on user...I have more than 8 years of experience in web development, focusing on generating memorable user experiences in terms of UX / UI. Reasons to hire me: ✅ I can finish your project in a short time ✅ All my projects have been rated with 5 stars. ✅ I am open to negotiating prices and details. ✅ I focus on user experience. ✅ It is essential for me to achieve your total satisfaction and meet 100% of your requirements. ✅ I can suggest to you according to my experience other ways to achieve what you want with better or similar results. Strengths: ✅ Web Scrapping ✅ Front-End ( React, Vuejs, Angular, css, javascript, bootstrap...), ✅ Back-end: Nodejs, MongoDB, Mysql ....) ✅ Android and IOS app development ( I have deployed in stores ) less
Hire yeisonvelez11
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Dynamic and results-oriented computer science professional with a passion for leveraging technology to solve complex problems. Equipped with a solid foundation in computer science principles, algorithms, and data structures. Experienced in software development, system architecture design, and project management....Dynamic and results-oriented computer science professional with a passion for leveraging technology to solve complex problems. Equipped with a solid foundation in computer science principles, algorithms, and data structures. Experienced in software development, system architecture design, and project management. Adept at collaborating with interdisciplinary teams to deliver innovative solutions. less
Hire jesus0305
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I am a systems engineer with an emphasis in software development and project management. Fullstack software developer in .NET technologies. Do you want to develop a back-end service in .net and manage privileges? Or do you want to build a back-end service alongside a Blazor page, desktop interface, or mobile app on...I am a systems engineer with an emphasis in software development and project management. Fullstack software developer in .NET technologies. Do you want to develop a back-end service in .net and manage privileges? Or do you want to build a back-end service alongside a Blazor page, desktop interface, or mobile app on MAUI? Do you want to query the database and manage millions of records? Do you want to create a relational schema in Sql Server or PostgreSQL? Then it will be a pleasure to offer you my services as a developer and reach the prompt solution in the stipulated time. Main skills - Developer in C# and VB - .NET developer - ASP.NET - Blazor - Mobile development in .NET MAUI - TDD and documentation - Relational database Sql Server and PostgreSQL - Linux operating systems Secondary skills - Development in Python - Development in Golang - Development in C - Development in Typescript and Angular8+ less
Hire Mario551
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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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Software developer with over 6 years of experience in JavaScript technologies, including React, React Native, Angular, Vue, and Node.js. Specialized in Prestashop to provide optimal solutions and designs. I'm also a UI/UX advisor with strong skills in web design and user experience. Additionally, I have knowledge and...Software developer with over 6 years of experience in JavaScript technologies, including React, React Native, Angular, Vue, and Node.js. Specialized in Prestashop to provide optimal solutions and designs. I'm also a UI/UX advisor with strong skills in web design and user experience. Additionally, I have knowledge and experience working with Firebase, Google Cloud, and VPS. less
Hire cramirez9416
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Profesional con más de 15 años de experiencia, motivado al auto aprendizaje y auto gestión con gran capacidad de análisis y abstracción lógica, me especializo en el desarrollo backend bajo tecnologÃas .NET. Asumo cada tarea como un nuevo reto y por ello me responsabilizo por la calidad y eficiencia en cada una de...Profesional con más de 15 años de experiencia, motivado al auto aprendizaje y auto gestión con gran capacidad de análisis y abstracción lógica, me especializo en el desarrollo backend bajo tecnologÃas .NET. Asumo cada tarea como un nuevo reto y por ello me responsabilizo por la calidad y eficiencia en cada una de ellas. Busco incorporar valor a mi desarrollo profesional y personal, explorando nuevas oportunidades y adquiriendo nuevos conocimientos a la par de experiencias que sumen valor a mi desempeño profesional. less
Hire csijindioy
