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Mostrando 49 resultados
Freelancers Patrocinados
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ahmadraza001912 ahmadraza001912
$10 Dólares / hora
Full-Stack and DevOps Eng| SaaS, MicroserviceIndia====================== 4+ year of experience ====================== I’m a full-stack software developer and app engineer with hands-on experience building, deploying, and maintaining production-grade web and mobile applications. I work across the entire stack—from backend APIs and databases to frontend interfaces and...====================== 4+ year of experience ====================== I’m a full-stack software developer and app engineer with hands-on experience building, deploying, and maintaining production-grade web and mobile applications. I work across the entire stack—from backend APIs and databases to frontend interfaces and cloud infrastructure—focusing on clean architecture, performance, and scalability. I’m comfortable handling one-time tasks as well as complex integrations, especially when speed, correctness, and minimal disruption to live systems matter. Core Expertise 🔹 Backend & APIs Python (Django, FastAPI) RESTful & Web APIs Database design (PostgreSQL) Background tasks (Celery, RabbitMQ) Authentication, authorization, and secure API design 🔹 Frontend & Web JavaScript, React.js, Next.js HTML, CSS, Bootstrap Responsive website design UI integration with APIs Website build & ongoing website management 🔹 Mobile & App Development Android app development (Android Studio) Mobile app API integration App analytics & event logging End-to-end app feature implementation 🔹 Cloud, DevOps & Infrastructure Linux / Ubuntu Docker & containerized deployments Nginx configuration & optimization Web hosting & server setup Cloud development (GCP, Google Cloud Storage) Cloudflare (DNS, security, performance) DevOps workflows & CI-friendly setups 🔹 Additional Skills Golang services FastAPI microservices Website performance optimization Micropython (device-level scripting) Full-stack system design Web services & API integration Design & Branding (When Needed) Alongside development, I can also assist with: Website design Basic logo design UI structure and layout planning (especially useful when clients want design + implementation handled together) How I Work Clear understanding of requirements before coding Production-safe changes for live systems Clean, readable, well-documented code Fast turnaround for focused, one-time tasks Clear hand-off notes after delivery You can view my work and technical profile at codecef.com. menos
Contratar ahmadraza001912
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Sr. Full Stack Engineer [10+ year exp ] Key Responsibilities : - -Full Software Development Lifecycle (SDLC) -Lead design, development, testing, and deployment of scalable enterprise applications using C#, .NET/.NET Core, Web API, and SQL - Front-end & UI Development - Code Quality & Best Practices - Architecture...Sr. Full Stack Engineer [10+ year exp ] Key Responsibilities : - -Full Software Development Lifecycle (SDLC) -Lead design, development, testing, and deployment of scalable enterprise applications using C#, .NET/.NET Core, Web API, and SQL - Front-end & UI Development - Code Quality & Best Practices - Architecture & Technical Leadership - Mentorship & Team Guidance - DevOps & Deployment Support Skills & Technologies :- Backend- C#, .NET / .NET Core ASP.NET MVC & Web API Database skills - SQL Server , Oracle (T-SQL, schema design, query tuning) Frontend - Angular / React (modern SPA frameworks) JavaScript, HTML, CSS Full Stack & Tools REST/SOAP APIs, JSON, AJAX Version control: Git/GitHub/Bitbucket Unit testing : Microsoft Unit Test,NUnit,XUnit Methodologies Agile/Scrum development process CI/CD and DevOps familiarity Cloud platforms - Microsoft Azure, Function App, App Services, Service Bus , Messaging Queue Services , KeyVault Microservices, containerization (Docker) menos
Contratar sujitk694
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Thank you for taking the time to review my profile. With over a decade of experience in web application development, I have specialized in various domains including hospital management, logistics, and communication gateways such as email and web space. Additionally, I have successfully managed teams of up to 10...Thank you for taking the time to review my profile. With over a decade of experience in web application development, I have specialized in various domains including hospital management, logistics, and communication gateways such as email and web space. Additionally, I have successfully managed teams of up to 10 individuals. My expertise spans across a range of frameworks including Spring MVC, Spring Boot, Wavemaker 6.7, Jersey Rest Web Services, Spring Security, JPA, Servlet, Hibernate, and Spring Microservices. Furthermore, I am proficient in a variety of web technologies such as JSP, JSTL, HTML, JavaScript, Ajax, Bootstrap theme configuration, jQuery, Team Leaf Spring, and Tiles configuration within Spring frameworks. In terms of databases, I am well-versed in MySQL, SQL-2008, PostgreSQL, Oracle, and MongoDB, with extensive experience in database connectivity using Hibernate, JPA, JDBC, and Spring Data JPA. My proficiency extends to version control tools such as Git, SVN, and Gitlab, as well as build tools including Maven and Gradle. Moreover, I have utilized project management tools such as Jira, Asana, and Trello to effectively organize and oversee projects. Once again, I appreciate the opportunity to collaborate with you and look forward to the possibility of working together. menos
Contratar mgajjarjava
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Highly motivated and detail-oriented professional with a strong background in problem-solving. Good team player as well as good at working alone; very sociable. Hardworking and responsible for projects and tasks. Eager to learn a lot of new information and skills every single dayHighly motivated and detail-oriented professional with a strong background in problem-solving. Good team player as well as good at working alone; very sociable. Hardworking and responsible for projects and tasks. Eager to learn a lot of new information and skills every single day menos
Contratar dmytrobenko
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akhileshtiwari23 akhileshtiwari23
$10 Dólares / hora
Full Stack Developer | SaaS | Flutter | ShopifyIndiaI am always looking for new ways to provide our clients with the most cutting-edge technology solutions. I am excited to announce that I am now offering development using the following tech stacks: ✔️ Tech Stack: ✅ Front-end- React Native, Flutter,React.js, Next.js, Vue.js, HTML,CSS, Bootstrap, jQuery,...I am always looking for new ways to provide our clients with the most cutting-edge technology solutions. I am excited to announce that I am now offering development using the following tech stacks: ✔️ Tech Stack: ✅ Front-end- React Native, Flutter,React.js, Next.js, Vue.js, HTML,CSS, Bootstrap, jQuery, JavaScript ✅ Back-end- Node.js,Nest.js, Graph QL , Express.js, Django, PHP ✅ Databases-MongoDB, MySQL, NoSQL, Firebase, PostgreSQL, DynamoDB ✔️My Expertise: Jira , Trello ,Slack ,Teams, GitHub, Bitbucket, AWS, Azure, GCP I’d love to discuss further the various ways that we can help you take advantage of these new tech stacks. Please feel free to contact us at any time if you would like to arrange an appointment to explore this further. I am from tier 3 cities, So our developer & Operation cost is low compared to Big cities. Always, I believe in long-term business relationships and provide high-quality work at a fair price. I will offer you good support for a reasonable price. I promise you won't be disappointed! You can find some of our work here for your reference in the portfolio Items I would be glad to assist with your requirements Thank you for your time and I look forward to hearing from you soon. menos
Contratar akhileshtiwari23
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I help businesses turn ideas into reliable, scalable software—without overengineering or confusion. My core strength is building practical web and app solutions: ERP/CRM systems, custom dashboards, business websites, and workflow automation that actually get used. Clients work with me when they need: A clear...I help businesses turn ideas into reliable, scalable software—without overengineering or confusion. My core strength is building practical web and app solutions: ERP/CRM systems, custom dashboards, business websites, and workflow automation that actually get used. Clients work with me when they need: A clear technical direction (even if the idea isn’t fully defined yet) Clean, maintainable code and future-ready architecture A developer who communicates clearly and delivers what was agreed I’ve built solutions ranging from custom admin panels and integrations to full business platforms, always focused on performance, usability, and long-term maintainability. If you want a developer who thinks in terms of business outcomes, not just code, let’s discuss your project. menos
Contratar GobindSawarn
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BluePeak360 BluePeak360
$20 Dólares / hora
Full Stack Developer | Laravel ⭐ Java ⭐ React ⭐ AISwedenI am a Senior Full-Stack Developer with 15+ years of experience designing, building, and maintaining high-performance web applications, scalable APIs, SaaS platforms, and complex enterprise systems. My expertise spans Laravel/PHP, Java (Spring Boot), React, RESTful architectures, and microservice-based designs, and...I am a Senior Full-Stack Developer with 15+ years of experience designing, building, and maintaining high-performance web applications, scalable APIs, SaaS platforms, and complex enterprise systems. My expertise spans Laravel/PHP, Java (Spring Boot), React, RESTful architectures, and microservice-based designs, and cloud deployments on Google Cloud Platform (GCP). I also specialize in integrating AI-powered features, including intelligent search, automation, and LLM-driven solutions, into modern web applications. Throughout my career, I have collaborated closely with companies and engineering teams to deliver long-term, production-ready systems that generate real revenue, support real users, and solve real operational challenges. Now, I’m bringing that enterprise-level experience to Freelancer — providing clients access to robust, reliable, and maintainable solutions at competitive rates. I have successfully delivered 30+ projects with measurable impact: ✪ Reduced page load times by ~45% through backend performance tuning, caching strategies, and query optimization ✪ Cut continuous deployment cycle time by 2–3× through optimized pipelines and streamlined architecture ✪ Achieved more reliable uptime, consistently ranging from 99% to 99.99% ✪ Reduced API latency from 300ms to ~150ms for faster response times ✪ Minimized production bugs and improved the predictability of release schedules ✪ Integrated AI/LLM-powered features to enhance automation, intelligent search, and user experience My expertise covers both Backend and Frontend engineering, allowing me to take full ownership of your project: ✅ Designing and implementing high-performance, secure backend systems ✅ Building modern, responsive, and clean frontend applications with React ✅ Developing scalable APIs, microservices, and SaaS platforms. ✅ Refactoring and optimizing existing systems for performance, maintainability, and stability. ✅ CI/CD automation, cloud deployment, and well-structured, secure database design. ✅ Implementing AI-driven features such as RAG pipelines, smart search, and workflow automation I focus on understanding your business goals to deliver technically strong, reliable, and long-lasting solutions. Whether you need a new application built from scratch, an existing system optimized, APIs stabilized, or advanced AI features (Search, Automation, LLMs) integrated, I bring the skills and experience to make it happen. ✪ Your vision deserves world-class execution — let’s build it together! ✪ menos
Contratar BluePeak360
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I'm a results-driven Full Stack Developer with over 4+ years of hands-on experience building, scaling, and enhancing web applications. I specialize in React/Next (frontend) and Node.js/Express (backend), with a strong track record of working with modern JavaScript/TypeScript frameworks, RESTful APIs, and cloud...I'm a results-driven Full Stack Developer with over 4+ years of hands-on experience building, scaling, and enhancing web applications. I specialize in React/Next (frontend) and Node.js/Express (backend), with a strong track record of working with modern JavaScript/TypeScript frameworks, RESTful APIs, and cloud platforms. In recent years, my focus has shifted toward integrating AI-powered features into applications, particularly using OpenAI technologies. I've worked on projects involving intelligent chatbots that deliver dynamic, human-like conversations, built systems that provide predictive analytics for data-driven decision-making. Whether you need to enhance an existing platform or bring new, intelligent features to life, I bring a strong technical foundation, clean coding practices, and a mindset centered around solving real-world problems. Let’s turn your ideas into powerful, scalable solutions. menos
Contratar devlancerwork
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ahsanparekh6 ahsanparekh6
$10 Dólares / hora
Spring Boot |Senior Tech Lead|iOS, Flutter, AI DevPakistanDesenvolvimento de Back-end, Swift, Desenvolvimento de IA, Desenvolvimento de Aplicativos Móveis com IA, AndroidWith 10+ years of experience and a proven 4.9 ⭐ rating across 8 client reviews, I specialize in building scalable, secure, and high-performance applications for startups and enterprises. I deliver modern, reliable, and long-term solutions across backend engineering, mobile app development, and AI-powered...With 10+ years of experience and a proven 4.9 ⭐ rating across 8 client reviews, I specialize in building scalable, secure, and high-performance applications for startups and enterprises. I deliver modern, reliable, and long-term solutions across backend engineering, mobile app development, and AI-powered systems. Core Expertise 1) Spring Boot Backend (Primary Focus) Java, Spring Boot, Microservices, Hibernate Secure REST APIs, authentication, cloud deployment High-performance, enterprise-grade architectures 2) iOS & Flutter Development Native iOS apps using Swift & Objective-C Flutter cross-platform development Smooth UI/UX, optimized performance, App Store–ready builds 3) AI Integration (Backend + Mobile) Generative AI integration Custom ML model development Vision, NLP, automation, predictive analytics 4) Android Development (Secondary Priority) Kotlin & Java Modern architecture, clean and efficient native apps 5) Full-Stack Web (React | HTML | CSS | JavaScript) Responsive, high-performance web apps API-driven dashboards & admin panels Frontend optimization and clean code structure Why Clients Choose Me 10+ years delivering enterprise-level solutions 4.9 ⭐ rating backed by consistent quality and communication Strong architecture mindset and problem-solving expertise On-time delivery with maintainable, scalable code Long-term support for future updates and product evolution Whether you need a robust Spring Boot backend, a polished iOS/Flutter app, or an AI-powered mobile or web solution, I deliver production-ready systems that perform flawlessly and scale with your business. menos
Contratar ahsanparekh6
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With over 8 years of hands-on experience in software development, I am a seasoned professional with a strong background in full-stack. Front-End Technologies: React.js, HTML5, CSS3, React Native, Flutter, WordPress Back-End Technologies: Node.js, Laravel, Django, FastAPI, Express.js, Convex, Sanity Database...With over 8 years of hands-on experience in software development, I am a seasoned professional with a strong background in full-stack. Front-End Technologies: React.js, HTML5, CSS3, React Native, Flutter, WordPress Back-End Technologies: Node.js, Laravel, Django, FastAPI, Express.js, Convex, Sanity Database Management: SQL, NoSQL, PostgreSQL, MongoDB DevOps & Tools: D AWS, Azure, Stripe What sets me apart is my problem-solving prowess and a proactive, can-do attitude. I thrive in challenging environments where I can bring fresh perspectives and develop cutting-edge solutions. Whether you need a robust application, an intuitive user interface, or seamless system integration, I am committed to delivering exceptional results tailored to your needs. menos
Contratar tobiask5
