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Freelancers patrocinados
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Contratar mannanmaan1425
✅ Core Expertise Web & App Development | SaaS & CRM Systems | AI Solutions | Automation | Digital Experience Web Development & Design – Modern, responsive, SEO-optimized, high-converting websites Mobile App Development – Cross-platform & native (Android & iOS) SaaS / CRM Platforms – Scalable systems &...✅ Core Expertise Web & App Development | SaaS & CRM Systems | AI Solutions | Automation | Digital Experience Web Development & Design – Modern, responsive, SEO-optimized, high-converting websites Mobile App Development – Cross-platform & native (Android & iOS) SaaS / CRM Platforms – Scalable systems & enterprise-grade applications, dashboard development Automation & Workflows – N8N, Zapier, Make.com, Zoho integrations SEO & Performance Optimization – Technical SEO, speed, and conversion optimization ✅ What I Offer 🤖 AI & Machine Learning AI-powered applications & intelligent systems Chatbots, NLP & Generative AI AI Agents & workflow automation Predictive analytics & data-driven solutions 🏗 Development & Architecture Full-Stack Development (UI/UX + Backend Engineering) REST & GraphQL API Development Scalable backend systems (Django, FastAPI, Node.js, ASP.NET) Software Architecture & System Design 🛒 E-Commerce & CMS Shopify & Custom E-Commerce Solutions WordPress Development (Elementor, Custom Themes) Payment gateway & third-party integrations ⚙️ Automation & Engineering Web scraping & data extraction Workflow automation systems AI-driven process automation Microcontroller & hardware integrations ✅ Additional Capabilities (Positioned as supporting skills, not core focus) Technical Writing & Documentation Project Management (Agile, Asana, workflows) UI/UX & Graphic Design fundamentals Word processing & structured documentation Data handling & operational support systems ✅ Tech Stack Python, JavaScript, C#, Dart, Java, Swift Django, Flask, FastAPI, Node.js, NestJS, ASP.NET Core React, Next.js, Vue, Angular | Flutter PostgreSQL, MongoDB | Docker, Kubernetes, AWS, GCP PyTorch, Scikit-learn, OpenAI N8N, Zapier, Make.com, Zoho ✅ Why Work With Me 8+ Years of Proven Experience Clean, Scalable & Maintainable Architecture Strong Communication & Remote Collaboration Business-Focused & Results-Driven Approach On-Time Delivery with High-Quality Standards menos -
Contratar albertobusog
I am a versatile Software Engineer and SDET with a dual focus on building robust backend systems and engineering high-fidelity automation frameworks. With a solid foundation in Ruby on Rails and GraphQL, I specialize in creating scalable APIs and integrating them into automated CI/CD lifecycles. My Expertise...I am a versatile Software Engineer and SDET with a dual focus on building robust backend systems and engineering high-fidelity automation frameworks. With a solid foundation in Ruby on Rails and GraphQL, I specialize in creating scalable APIs and integrating them into automated CI/CD lifecycles. My Expertise Includes: Backend Development: Expert in Ruby on Rails, PostgreSQL, and GraphQL API design. QA Automation: Advanced implementation of Robot Framework and Selenium for E2E, Regression, and Smoke testing. DevOps & CI/CD: Orchestrating automated pipelines using Jenkins, Docker, and Git to ensure zero-downtime deployments. Network & Diagnostics: Deep-dive API debugging and traffic auditing using Postman and Charles Proxy. Agile Governance: Professional project management via Jira (Scrum/Kanban) to maintain total transparency and delivery speed. Cloud Testing: Scaling test execution through SauceLabs for cross-browser and cross-platform validation. Why Choose Me? I don't just write code; I provide a managed software lifecycle. My unique background allows me to bridge the gap between development and quality assurance, identifying root causes faster and delivering software that is not only functional but thoroughly audited and ready for production. menos -
Contratar billybryan98
Hello, I'm Billy Bryan, a passionate and results-driven Full Stack Web Developer with over a 6 years of experience in building cutting-edge websites and web applications. I specialize in delivering efficient, scalable, and user-friendly digital solutions tailored to your business needs. With a keen eye for detail and...Hello, I'm Billy Bryan, a passionate and results-driven Full Stack Web Developer with over a 6 years of experience in building cutting-edge websites and web applications. I specialize in delivering efficient, scalable, and user-friendly digital solutions tailored to your business needs. With a keen eye for detail and a strong focus on problem-solving, I ensure every project I work on exceeds expectations and drives measurable results. Backend Development ✔️ Python: Flask, Django, RESTful APIs, data processing. ✔️ C#: ASP.NET Core, application development, Azure integrations. ✔️ PHP: Laravel, WordPress, custom CMS solutions. ✔️ SQL & Databases: PostgreSQL, MySQL, Couchbase, TypeORM. Frontend Development ✔️ React.js: Next.js, Remix.js, Astro.js ✔️ JavaScript: Angular, Vue, Vuex, TypeScript, jQuery. ✔️ CSS Frameworks: Bootstrap, Tailwind CSS, SCSS, LESS. ✔️ Responsive Design: HTML5, CSS3, Figma, pixel-perfect, cross-browser compatibility. Tools & Platforms: ✔️ Version Control: Git, GitHub, GitLab, Bitbucket ✔️ Cloud: AWS, Azure, Google Cloud, Couldflare ✔️ DevOps: Docker, CI/CD pipelines, Jenkins. ✔️ Collaboration: Trello, Slack, Jira. What I Offer ✔️ Custom Web Applications: Fully responsive and optimized for performance. ✔️ API Development & Integration: Building and connecting APIs for seamless data exchange. ✔️ Database Design & Optimization: Efficient data models and query performance tuning. ✔️ Migration & Upgrades: Smooth transitions with zero downtime. ✔️ Full-Stack Solutions: From UI/UX design to backend logic and deployment. I'm passionate about turning your ideas into functional, scalable, and visually appealing digital solutions. Whether you need a one-off project or long-term collaboration, I’m here to help. Let's bring your project to life! Let’s discuss your project needs and start building something amazing together. Best regards, Billy Bryan menos -
Contratar jeremyc85
I specialize in building high-performance backend systems and secure infrastructure that are fast, reliable, and built to scale. From optimizing network performance and system architecture to securing applications and automating workflows, I help businesses build production-grade systems that perform under...I specialize in building high-performance backend systems and secure infrastructure that are fast, reliable, and built to scale. From optimizing network performance and system architecture to securing applications and automating workflows, I help businesses build production-grade systems that perform under pressure. With strong expertise in networking, system engineering, and backend optimization, I go beyond basic setups. I focus on speed, security, and stability—ensuring your systems are not just running, but running efficiently and securely at scale. What I Deliver • Design & optimize network and system architectures for performance and reliability • Build and maintain secure backend systems and infrastructure • Optimize system performance (latency reduction, load handling, caching) • Implement security best practices (firewalls, access control, system hardening) • Automate workflows using scripts, APIs, and system integrations • Monitor, troubleshoot, and resolve system/network issues • Deploy and manage cloud-based infrastructure and services Core Expertise • Network Engineering (TCP/IP, DNS, routing, firewalls) • System Administration (Linux, Windows Server) • Performance Optimization (latency, throughput, system tuning) • Security (system hardening, access control, vulnerability prevention) • Backend Systems & API Integration • Cloud Platforms (AWS, VPS, server deployments) • Automation (scripts, cron jobs, workflow automation) • Monitoring & Troubleshooting (logs, debugging, system analysis) Featured Experience Highlights • Optimized server and network performance, reducing latency and improving system responsiveness • Implemented secure infrastructure setups protecting systems from unauthorized access and threats • Built and maintained scalable backend systems handling high traffic and workloads • Automated repetitive system tasks, saving operational time and reducing manual errors • Diagnosed and resolved critical system/network issues under high-pressure environments I focus on building systems that are fast, secure, and reliable—so your business can scale without technical bottlenecks. Let's build something powerful—secure, optimized, and built to last. Send me a message and let's discuss your project. menos -
Contratar kacperk64
𝙄 𝙗𝙪𝙞𝙡𝙙 𝙨𝙘𝙖𝙡𝙖𝙗𝙡𝙚 𝘼𝙄/𝙈𝙇 𝙖𝙥𝙥𝙡𝙞𝙘𝙖𝙩𝙞𝙤𝙣𝙨 𝙖𝙣𝙙 𝙛𝙪𝙡𝙡-𝙨𝙩𝙖𝙘𝙠 𝙨𝙮𝙨𝙩𝙚𝙢𝙨 𝙩𝙝𝙖𝙩 𝙥𝙚𝙧𝙛𝙤𝙧𝙢 𝙖𝙩 𝙨𝙘𝙖𝙡𝙚 — 𝙧𝙚𝙡𝙞𝙖𝙗𝙡𝙚, 𝙧𝙤𝙗𝙪𝙨𝙩, 𝙖𝙣𝙙 𝙥𝙧𝙤𝙙𝙪𝙘𝙩𝙞𝙤𝙣-𝙧𝙚𝙖𝙙𝙮✍ Senior AI/ML Full Stack Developer with 8+ years of experience designing, developing, and deploying end-to-end machine learning applications and scalable web systems. I combine expertise in AI...𝙄 𝙗𝙪𝙞𝙡𝙙 𝙨𝙘𝙖𝙡𝙖𝙗𝙡𝙚 𝘼𝙄/𝙈𝙇 𝙖𝙥𝙥𝙡𝙞𝙘𝙖𝙩𝙞𝙤𝙣𝙨 𝙖𝙣𝙙 𝙛𝙪𝙡𝙡-𝙨𝙩𝙖𝙘𝙠 𝙨𝙮𝙨𝙩𝙚𝙢𝙨 𝙩𝙝𝙖𝙩 𝙥𝙚𝙧𝙛𝙤𝙧𝙢 𝙖𝙩 𝙨𝙘𝙖𝙡𝙚 — 𝙧𝙚𝙡𝙞𝙖𝙗𝙡𝙚, 𝙧𝙤𝙗𝙪𝙨𝙩, 𝙖𝙣𝙙 𝙥𝙧𝙤𝙙𝙪𝙘𝙩𝙞𝙤𝙣-𝙧𝙚𝙖𝙙𝙮✍ Senior AI/ML Full Stack Developer with 8+ years of experience designing, developing, and deploying end-to-end machine learning applications and scalable web systems. I combine expertise in AI model integration, backend/frontend development, and cloud architecture to deliver solutions that drive real business impact. ➡ 🆁🅴🆂🆄🅻🆃🆂 • Built AI-driven web and mobile applications handling thousands of concurrent users • Implemented ML pipelines with automated model training, deployment, and monitoring • Optimized full-stack systems for performance, scalability, and cost efficiency • Delivered end-to-end solutions from MVP to production-grade systems ➡ 🅿🅰🅸🅽 → 🆂🅾🅻🆄🆃🅸🅾🅽 If you're facing: • ML models that fail to perform in production • Slow, unreliable backend or frontend systems • Difficulties scaling AI/ML workloads • Integration challenges across web, mobile, and cloud I design and implement robust, maintainable, and high-performing full-stack AI/ML systems that work seamlessly in real-world environments. ➡ 🅲🅾🆁🅴 🅲🅾🅽🆃🆁🅸🅱🆄🆃🅸🅾🅽🆂 • AI/ML: Model development, training pipelines, deployment, monitoring, and inference optimization • Full Stack: React, Angular, Node.js, Django/Flask/FastAPI, REST/GraphQL APIs • Backend & Systems: Python, Java, C++, asynchronous and distributed systems • Cloud & DevOps: AWS, Azure, GCP, Docker, Kubernetes, CI/CD pipelines • Data & Integration: PostgreSQL, MongoDB, Redis, vector databases, API integrations ➡ 🅳🅾🅼🅰🅸🅽 🅴🆇🅿🅴🆁🅸🅴🅽🅲🅴 • AI SaaS platforms with real-time data processing • Recommendation engines and predictive analytics systems • Intelligent automation and agent-based workflows • End-to-end AI/ML product development from MVP to production ➡ 🆆🅾🆁🅺🅸🅽🅶 🆂🆃🆈🅻🅴 • Production-first mindset — reliability and scalability guaranteed • Performance-driven, with optimized ML inference and system throughput • Clean, maintainable architecture with modular design • Fast execution with full ownership from design to deployment I build AI/ML and full-stack systems that perform consistently at scale, bridging the gap between research prototypes and production-ready solutions. 🚩 If you need a senior developer to architect, optimize, or scale AI/ML systems, let’s connect. menos -
Contratar Pyyetru
Pyyetru Pyyetru
$50 USD / hora
⭐AlgoTrading Developer | NT8, TradingView, MT5, IBMoldova, Republic of⭐⭐⭐⭐⭐ NinjaTrader, MT4/5, TradingView, IBKR, QuantConnect, AI Trading ⭐⭐⭐⭐⭐ I help traders get high-quality results on time without the risk of hiring the wrong developer. I build algorithmic trading bots and strategies for forex, futures, stock, crypto traders using Ninjascript, MQL, Pine Script,...⭐⭐⭐⭐⭐ NinjaTrader, MT4/5, TradingView, IBKR, QuantConnect, AI Trading ⭐⭐⭐⭐⭐ I help traders get high-quality results on time without the risk of hiring the wrong developer. I build algorithmic trading bots and strategies for forex, futures, stock, crypto traders using Ninjascript, MQL, Pine Script, Python, Freqtrade, Backtrader, and CCXT. I help independent traders and small funds automate entries/exits, visualize edges, and get instant notifications to catch opportunities faster. I design systems to stay consistent across market regimes, withstand noise, slippage, latency, and partial fills, avoid overfitting, degrade gracefully when assumptions fail, and handle real-world edge cases like weekend gaps, news spikes, and low liquidity. ✅ Trading Platforms • IBKR TWS & IB Gateway API integration (ib_insync) • NT7 / NT8 strategies, indicators, addons • MT4 / MT5 indicators, Expert Advisors, • TradingView Pine Script indicators, strategies, screeners, alert webhook bridge • MultiCharts, QuantTower, Sierra Chart, Thinkorswim, Charles Schwab ✅ Backtesting & Quant Research • QuantConnect, VectorBT, Backtrader strategy backtesting, risk analysis • AI / RL strategy development (SB3, Gymnasium, SAC / PPO / A2C) ✅ Risk Analysis & Risk Management • Pre-trade risk checks (position limits, leverage) • Real-time P&L, drawdown & exposure monitoring with kill switches • Liquidity & execution risk (slippage, widening spread, commission, exchange fee) • Strategy risk validation (overfitting detection, walk-forward testing) ✅ Market Data & APIs • Stock market API integration & subscription cost optimization (IQFeed, DxFeed, Massive, AlphaVantage) ✅ Infrastructure, Observability, Data • Execution Engine • Kafka, Redis • Grafana, Prometheus • Trading performance monitoring dashboards • Time-series databases & tools: QuestDB, InfluxDB, TimescaleDB, ClickHouse, kdb+, ✅ Products & Licensing • Charting applications in C# Avalonia, Next.js • Copy trading tools • Trading product licensing ==================================================================================== "I believe the current trade I am in will be a loser ... a big loser at that." Larry Williams "Throughout all my years of investing I've found that the big money was never made in the buying or the selling. The big money was made in the waiting." Jesse Livermore "Don’t focus on making money, focus on protecting what you have." Paul Tudor Jones "In trading, you have to be defensive and aggressive at the same time. If you are not aggressive, you are not going to make money, and if you are not defensive, you are not going to keep the money." Ray Dalio "Amateurs think about how much money they can make. Professionals think about how much money they could lose." Jack Schwager menos -
Contratar AlexVydrin
Hi, I'm Oleksii a Senior Web & Mobile Developer with over 15 years of experience building fast, scalable, and user-centered applications for startups and enterprises. I specialize in crafting modern digital products that work seamlessly across platforms from responsive web apps to high-performance mobile solutions....Hi, I'm Oleksii a Senior Web & Mobile Developer with over 15 years of experience building fast, scalable, and user-centered applications for startups and enterprises. I specialize in crafting modern digital products that work seamlessly across platforms from responsive web apps to high-performance mobile solutions. My focus is always on clean architecture, maintainable code, and delivering an exceptional user experience. Whether you need a complete product built from the ground up, a CMS-powered website, or a cross-platform mobile app, I bring both technical depth and a practical, results-driven mindset to every project. Core Skills & Expertise - Frontend: React, Next.js, Flutter, React Native - Backend: Node.js, Express, REST, GraphQL, Firebase - CMS & Web Platforms: WordPress, Strapi, Sanity, headless CMS integrations - Mobile: Android (Kotlin), iOS (Swift), Flutter cross-platform apps - Cloud & DevOps: AWS, Google Cloud, Vercel, Netlify, CI/CD pipelines - Other Expertise: API integrations, real-time features, authentication, testing & optimization If youre looking for a reliable engineer who can handle both web and mobile development with precision, scalability, and great communication Id be glad to help bring your project to life. menos -
Contratar cesarp83
I am a dedicated Full-Stack Web and Mobile Developer with a strong passion for building high-performance, scalable, and user-friendly digital solutions. With extensive experience across both frontend and backend development, I specialize in creating seamless web and mobile applications that not only meet business...I am a dedicated Full-Stack Web and Mobile Developer with a strong passion for building high-performance, scalable, and user-friendly digital solutions. With extensive experience across both frontend and backend development, I specialize in creating seamless web and mobile applications that not only meet business goals but also deliver exceptional user experiences. My expertise spans modern web technologies and mobile platforms, allowing me to handle projects from concept to deployment. On the web side, I work with robust stacks to develop responsive, secure, and optimized applications. I have significant experience in WordPress development, including custom theme and plugin development, performance optimization, and full website customization tailored to client needs. Whether it's a business website, eCommerce platform, or a custom solution, I ensure clean, maintainable code and long-term scalability. In mobile development, I build high-quality Android and iOS applications that are intuitive, fast, and reliable. I focus on creating apps that provide real value to users while maintaining excellent performance and usability across devices. From UI/UX implementation to API integration and deployment, I manage the entire development lifecycle with precision and attention to detail. What sets me apart is my problem-solving mindset and commitment to delivering results. I take the time to understand each client’s unique requirements and translate them into efficient technical solutions. I prioritize clear communication, timely delivery, and transparency throughout the project to ensure a smooth collaboration experience. My core strengths include: * Full-Stack Web Development (Frontend & Backend) * WordPress Development (Custom Themes & Plugins) * Mobile App Development (Android & iOS) * API Integration & Third-Party Services * Performance Optimization & Security Best Practices * Responsive Design & Cross-Platform Compatibility I am always eager to learn new technologies and stay updated with industry trends to provide modern and innovative solutions. Whether you need to build a project from scratch, improve an existing system, or troubleshoot complex issues, I am ready to help you achieve your goals efficiently and professionally. Let’s work together to turn your ideas into powerful digital products. menos -
Contratar MashoodurRehman1
MashoodurRehman1 MashoodurRehman1
$25 USD / hora
✅Web✅Desktop✅Mobile✅AI/ML Solutions✅Bots✅ScrappingPakistanI am a versatile and highly skilled software developer with a strong command over a wide range of domains including Web development, Desktop applications, Automation, Mobile app development, Machine Learning, Chatbots, Web Scraping, and Graphical User Interface (GUI) design. With a proven track record of delivering...I am a versatile and highly skilled software developer with a strong command over a wide range of domains including Web development, Desktop applications, Automation, Mobile app development, Machine Learning, Chatbots, Web Scraping, and Graphical User Interface (GUI) design. With a proven track record of delivering innovative solutions, I thrive in creating cutting-edge software that not only meets client needs but exceeds their expectations. My passion for technology and dedication to staying at the forefront of industry trends drive my commitment to delivering excellence in every project I undertake. ✅ Frontend (HTML / CSS / JavaScript / Reactjs / Redux / VueJs / Angular / Jquery / GraphQL / Material Design / UI&UX) ✅ Backend ( Python (Django, Flask, FASTAPI) NodeJs (Expressjs), C#(.NET / Blazor) , API Integration, REST APIs) ✅PHP / Laravel / Blade / VB.NET ✅ Mobile app development ( Android & IOS / Flutter / React Native / Hive / Firebase ) ✅ Database ( MYSQL, MongoDB, PostgreSQL, Elastic Search (ES), ORM ) ✅ GUI development ( QT / WPF / PYQT / Tkinter ) ✅ Web Scrapping ( BeautifulSoup / Selenium / Scrapy ) ✅ Automation ( Selenium webdriver, Zapier ) ✅ Data Analysis & Visualization ( Numpy, Pandas /Matplotlib / Seaborn ) ✅ Data-Driven Web Apps (Dash / Plotly / Streamlit) ✅ Artificial intelligence / Machine learning (Scikit-Learn / Tensorflow ) ✅ Data Engineering & Analytics ( ETL Pipelines, Data Warehousing, Data Lakes, Databricks, Apache Spark / Airflow, Snowflake / BigQuery, dbt), ArcGIS, QGIS ✅ Odoo ✅ AWS (Amazon Web Services) ✅ RASA Chat Bots ✅Docker menos -
Contratar ramavreddy108
Verificación / QA, Automatización de pruebas, Selenium Webdriver, Atlassian Confluence, Programación Orientada a Objetos (POO)http://url6635.hirenest.com/ls/click?upn=DJp4VtPXWoYmCDCt7nvDf8SoAtp2H7631TaKwwfqkpuLYUhlBWVPtizFtHXXIYFRpkZdpzrwRr1SN7fsvryXZVrZS0h1Q3-2FKD0hKNIG0grQSGgJ6Qnhwq12r3mruEITUDN51CHCj2EVmG6Ve-2BiM8Qg-3D-3DB5nT_6jnjRKGbXukxjh5w-2BlZ4LVnr75K0UJuwUjAQLiXBSDuPsItIDIGsq0JpUD-2BflwIBC-2BesTsLFFoo9O0FgnQDcUdLWZh9rMC8Kg00HnazMa30-...http://url6635.hirenest.com/ls/click?upn=DJp4VtPXWoYmCDCt7nvDf8SoAtp2H7631TaKwwfqkpuLYUhlBWVPtizFtHXXIYFRpkZdpzrwRr1SN7fsvryXZVrZS0h1Q3-2FKD0hKNIG0grQSGgJ6Qnhwq12r3mruEITUDN51CHCj2EVmG6Ve-2BiM8Qg-3D-3DB5nT_6jnjRKGbXukxjh5w-2BlZ4LVnr75K0UJuwUjAQLiXBSDuPsItIDIGsq0JpUD-2BflwIBC-2BesTsLFFoo9O0FgnQDcUdLWZh9rMC8Kg00HnazMa30-2BRzuBXfMNhdIsRdtueKhhmK54wovLgPrPl6htgrY5Z0k5ZHi8r3o0plDmYueX-2F9MjPxf6M-2Fb97D9BPciU8WQ-2B-2BOLduBRRQygVwbfCrcpnJCGKchdJhdpFbYcQFDTZT9k-3D SAFe4 SA(Agilist), CSM, PMP, CMST, ITILV3 Foundation & ACSE Certified Profesisonal Documented and tracked requirements, completed use case documentation, documented, and tracked risk and reported team work to upper management and customers. Consistently worked to improve the processes and quality of our team's work by: implementing test-driven development, ensuring that software conformed to architectural standards and participating in design and implementation reviews. Worked with customers and product manager to prioritize and validate requirements. Completed plans for long term goals using Microsoft Project. Coordinated the work efforts of 12-person team for various projects. Helped team complete tasks successfully and on-time and resolved obstacles encountered by team members. Coordinated and participated in weekly estimation meetings to provide high-level estimates (Story Points) for backlog items. Defined and agreed KPIs of the scrum with the client and tracked the to achieve within agreed timelines/Scope/Quality/Cost. Work with product owners to groom the backlog and plan sprints. Track, escalate and remove impediments. Report at daily Scrum of Scrum meetings. Track burn down, issues and progress in Version One. Work with component teams to resolve issues. Improved team velocity by incorporating capacity planning into sprint planning sessions. Implemented Issues Tracking in Rally to effectively track impediments against user stories. Quickly became the recognized Rally expert within QMinds Resolved a complex infrastructure issue by creating and utilizing a professional network of Scrum Masters, Product Owners and Technical Leads within QMinds Studying various Manual Test Cases of WebRes, PCI and MAST applications. Prepared Test Data for automation of WebRes, PCI and MAST applications, using Protractor, Jasmine and cucumber, type script, java script, java , Selenium Designed test scripts against test cases of MAST application; tested test scripts if those are consistently working or not. menos
