Freelancers para contratação em United States - Página 3

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Mostrando 224 resultados
  • Contratar     zifacbryan
Contratar     zifacbryan

    zifacbryan zifacbryan

    United States $40 Dólares / hora
    Senior Full Stack Engineer | 8 years
    United States
    1.0
    1 comentário 1 comentário $40 Dólares por hora
    • Proficient in full-stack development, with expertise in native and hybrid mobile application platforms including Java, Kotlin, Swift and RN, alongside a comprehensive understanding of backend technologies such as Laravel, Node.js, and Python. • Proficiency in building variety bots and scrapping using...
    • Proficient in full-stack development, with expertise in native and hybrid mobile application platforms including Java, Kotlin, Swift and RN, alongside a comprehensive understanding of backend technologies such as Laravel, Node.js, and Python. • Proficiency in building variety bots and scrapping using Python. • Solid understanding of mobile architecture patterns (MVVM, MVP) and best practices. • Experience with RESTful APIs for seamless integration of backend services. • Database design and management using SQL (MySQL, PostgreSQL) and NoSQL (MongoDB) databases. • Strong knowledge of mobile security, performance optimization, and memory management. • Familiarity with cloud services (AWS, Firebase) for scalable, push notification and secure application development. • Continuous integration and deployment (CI/CD) practices for efficient software delivery. • Ability to troubleshoot, debug, and optimize code for performance. menos
  • Contratar zifacbryan
  • Contratar     shilkovandrey
Contratar     shilkovandrey

    shilkovandrey shilkovandrey

    United States $70 Dólares / hora
    Full Stack Developer
    United States
    0.7
    1 comentário 1 comentário $70 Dólares por hora
    A problem solver and technology enthusiast is how I can be described the best. Experienced innovative blockchain developer with comprehensive accomplishments applying high-security smart contracts to ensure success and achieve goals. Strong experience in EVM-compatible / Solana smart contracts development....
    A problem solver and technology enthusiast is how I can be described the best. Experienced innovative blockchain developer with comprehensive accomplishments applying high-security smart contracts to ensure success and achieve goals. Strong experience in EVM-compatible / Solana smart contracts development. Demonstrated success developing and seamlessly executing smart contracts in complex DeFi and DEX structures. Experienced software developer proficient in many platforms and tools(React, NodeJS, Python), focused on delivering business value through quality software. menos
  • Contratar shilkovandrey
  • Contratar     helmot
Contratar     helmot

    helmot helmot

    United States $30 Dólares / hora
    Programming | Big Data | Linux/Network
    United States
    6.4
    35 comentários 35 comentários $30 Dólares por hora
    I work as a fulltime freelancer and have a masters degree in AI. I'm a fan of Blockchain and dApps and have worked on a lot of projects in AI/ML, Blockchain and fullstack web development for 14+ years. Skills: - Programming(Python/PHP/JavaScipt) - Database(MySQL/PostgresQL/MongoDB/Cassandra/DynamoDB) - Big...
    I work as a fulltime freelancer and have a masters degree in AI. I'm a fan of Blockchain and dApps and have worked on a lot of projects in AI/ML, Blockchain and fullstack web development for 14+ years. Skills: - Programming(Python/PHP/JavaScipt) - Database(MySQL/PostgresQL/MongoDB/Cassandra/DynamoDB) - Big Data(Hadoop/Spark/ElasticSearch) - AI(Tensorflow/Caffe/DeepMind/NLTK) - Web Development(React/Django/Flask/Vue/Nuxt/Next/JQuery/Laravel) - Blockchain(Ethereum/Hyperledger/Binance Chain) Experiments: - Amazon AWS(EC2/Lambda/Serverless apps/S3/...) - Amazon MWS API && Scraping - Social media analysis - PostGIS & PGRouting - OpenStreetMap - Odoo - Twilio & RingCentral - P2P crypto exchange - Web Scraping - Web automation(selenium) menos
  • Contratar helmot
  • Contratar     rezajav
Contratar     rezajav

    rezajav rezajav

    United States $30 Dólares / hora
    Senior web application developer
    United States
    3.1
    3 comentários 3 comentários $30 Dólares por hora
    I have been developing a CRM for 6 years , described in a video bellow: https://www.youtube.com/watch?v=E5n55zaWKzU I'm Expert in both UI Design and Data Structure at the same time that gave me ability to consider UI when i design data model and also Consider Model when i create UI and handle scenarios Architect...
    I have been developing a CRM for 6 years , described in a video bellow: https://www.youtube.com/watch?v=E5n55zaWKzU I'm Expert in both UI Design and Data Structure at the same time that gave me ability to consider UI when i design data model and also Consider Model when i create UI and handle scenarios Architect and design very complex Data Structure : Relational tables ,design indexes on big data ,Optimize Index views, Stored procedure, fulltext indexing Server side: I have wrote about 2 million lines of code in C# since 2002 like my own ORM (many times faster than LLBL and NHibernate !) I wrote 5 Articles in Codeproject Client side : I write in pure javascript (I have my own libraries) and C# ASP.Net i developed Websocket, WebRTC, Canvas 2D 3D, three.js, JQuery, JSON, SSL, CSS , write codes that compatible with Chrome , Firefox and IE I can create your project , a super fast web application, Mobile friendly with IOS/Android APP version, all at the same time. menos
  • Contratar rezajav
  • Contratar     obsurf
Contratar     obsurf

    obsurf obsurf

    United States $40 Dólares / hora
    Senior Web, Mobile & AI, Database Programmer
    United States
    3.7
    4 comentários 4 comentários $40 Dólares por hora
    Although the two worlds of web site design and web programming are separate and not equal, it has been my experience that they are interwoven and interconnected in many ways. To effectively program, the programmer needs to be aware of some design elements and practices. To effectively design, the designer needs to...
    Although the two worlds of web site design and web programming are separate and not equal, it has been my experience that they are interwoven and interconnected in many ways. To effectively program, the programmer needs to be aware of some design elements and practices. To effectively design, the designer needs to have an awareness of programming requirements, syntax, and browser-related issues. Technically speaking, I am more of a programmer. menos
  • Contratar obsurf
  • Contratar     yashika1588
Contratar     yashika1588

    yashika1588 yashika1588

    United States $25 Dólares / hora
    Full stack web developer
    United States
    3.6
    1 comentário 1 comentário $25 Dólares por hora
    As a seasoned full-stack developer, I bring a wealth of experience in Software Design Lifecycle (SDLC) management, project development, and implementation. With a keen eye for detail and a passion for excellence, I specialize in guiding projects from inception to deployment while ensuring adherence to best practices...
    As a seasoned full-stack developer, I bring a wealth of experience in Software Design Lifecycle (SDLC) management, project development, and implementation. With a keen eye for detail and a passion for excellence, I specialize in guiding projects from inception to deployment while ensuring adherence to best practices and industry standards. Why Choose Me: - Proven track record of delivering high-quality, scalable solutions that align with client objectives. - Strong emphasis on code quality, documentation, and adherence to best practices. - Effective communication and collaboration skills, fostering productive relationships with clients and team members. - A passion for innovation and a proactive approach to problem-solving. I am committed to delivering excellence in every project I undertake and look forward to contributing to the success of your endeavors. menos
  • Contratar yashika1588
  • Contratar     qprotex
Contratar     qprotex

    qprotex qprotex

    United States $120 Dólares / hora
    Senior Software Architect
    United States
    6.2
    24 comentários 24 comentários $120 Dólares por hora
    I offer comprehensive Software Architecture Services designed to build robust, scalable, and efficient software systems tailored to meet the unique needs of your business. My expertise lies in creating clear, actionable architecture blueprints that serve as a foundation for developing high-performing software...
    I offer comprehensive Software Architecture Services designed to build robust, scalable, and efficient software systems tailored to meet the unique needs of your business. My expertise lies in creating clear, actionable architecture blueprints that serve as a foundation for developing high-performing software solutions. With a focus on modern architectural patterns, microservices, and cloud-native technologies, I ensure that your software architecture is flexible, resilient, and ready for future growth. I work closely with each client to understand their specific challenges and objectives, providing personalized guidance on technology selection, system design, and best practices for implementation. My goal is to empower your development teams with a solid architectural framework that accelerates development, facilitates maintenance, and reduces overall project risk. Partner with me to transform your vision into a software reality that drives business success and technological innovation. My certifications: - Microsoft – Azure Administrator - Microsoft – Azure Fundamentals - Microsoft – Azure AI Fundamentals - Microsoft – Azure Data Fundamentals - CompTIA CASP+ - CompTIA Security+ - EC Council – CEH Certified Ethical Hacker -eLearnSecurity – eCRE Certified Reverse Engineer - IITAC – Certified Reverse Code Engineering Professional - IACRB – Certified Reverse Engineering Analyst -SmartBear – SOAPUI NG Pro menos
  • Contratar qprotex
  • Contratar     WebsiteFast
Contratar     WebsiteFast

    WebsiteFast WebsiteFast

    United States $40 Dólares / hora
    Featured in Freelancer.com article. #ONESTOPSHOP
    United States
    9.1
    348 comentários 348 comentários $40 Dólares por hora
    Professional Logo, Graphic Design and Presentations Hello! My name is Zach and I am a senior graphic designer with over 10 years of experience. I have an BA in design and have worked across a variety of projects for companies of all shapes and sizes—architecture, non profit, corporate, and tech—just to name a few....
    Professional Logo, Graphic Design and Presentations Hello! My name is Zach and I am a senior graphic designer with over 10 years of experience. I have an BA in design and have worked across a variety of projects for companies of all shapes and sizes—architecture, non profit, corporate, and tech—just to name a few. ----- website-fast.com ----- - Brand and logo development - Brand style guidelines - UI/UX frame working and layout - Print collateral and marketing material - Brochures and flyers - Publications and annual reports - Powerpoint presentations - Digital assets and advertising banners - Infographics - Book covers - eBooks - Packaging For more info you can visit my website @ website-fast.com ( copy and paste in browser ). I'm looking forward to connecting with you menos
  • Contratar WebsiteFast
  • Contratar     iautomationus
Contratar     iautomationus

    iautomationus iautomationus

    United States $30 Dólares / hora
    Web Scraping, Data Collection
    United States
    4.9
    41 comentários 41 comentários $30 Dólares por hora
    Skillset and experience range from simple fixes to advanced solutions: - Custom scripts, mathematical solutions, bots - Over 110 bots completed - Hosting may be available - Fluid and secure solutions - PHP: PHP5.6, PHP7 - HTML Syntax: HTML, HTML5 - CSS: LESS, SASS, Flexbox - MySQL/MariaDB: MyISAM, InnoDB Contact me...
    Skillset and experience range from simple fixes to advanced solutions: - Custom scripts, mathematical solutions, bots - Over 110 bots completed - Hosting may be available - Fluid and secure solutions - PHP: PHP5.6, PHP7 - HTML Syntax: HTML, HTML5 - CSS: LESS, SASS, Flexbox - MySQL/MariaDB: MyISAM, InnoDB Contact me regarding any project you're serious about. Please maintain professional conduct. menos
  • Contratar iautomationus
  • Contratar     swbdevvw
Contratar     swbdevvw

    swbdevvw swbdevvw

    United States $30 Dólares / hora
    Microsoft Access Developer
    United States
    0.8
    1 comentário 1 comentário $30 Dólares por hora
    ★ Custom Applications Development ★ Experienced in all phases of Software Development - Analysis - Design - Development - Testing - Maintenance ★ Extensive experience with writing code and developing forms, macros, modules, reports using VBA ★ Experienced in any industry (i.e. Govt,...
    ★ Custom Applications Development ★ Experienced in all phases of Software Development - Analysis - Design - Development - Testing - Maintenance ★ Extensive experience with writing code and developing forms, macros, modules, reports using VBA ★ Experienced in any industry (i.e. Govt, Healthcare, Education, Non-Profit, etc.) ★ Benefits - Work 100% Guaranteed. "You don't pay unless you are satisfied!" - +8 hrs/ day, +40 hrs/week, available 24 hrs/day and weekend - Immediately Start, Daily Progress Updates Thank you for considering my profile and feel free to contact me anytime. menos
  • Contratar swbdevvw

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