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Based on 2,264 client reviews
Orest A.

Overland Park, Kansas

$49/hr
4.9
671 jobs

You need software that solves a real problem, built right the first time, by people who understand your business and not just your stack. I'm Orest, founder of SoftDoes. We're a U.S.-based custom software firm working with: โ€ข Non-technical founders with a vision โ€ข Technical leaders who need help but not additional headcount โ€ข Business operators solving operational complexity Our team has delivered across healthcare, fintech, construction, legal, real estate, and regulated industries where compliance-readiness is required and getting it wrong isn't an option. Our clients tend to show up in one of three situations: they have a product vision and need someone to build it, they have internal engineering that's stretched too thin, or they have operational complexity that off-the-shelf software simply can't fix. We've handled all three. What we deliver: โ€ข Custom software and SaaS platforms built for scale โ€ข AI implementation and automation built into real workflows โ€ข Web and mobile applications โ€ข Cloud infrastructure on AWS, GCP, and Azure โ€ข Full-stack development across React, Next.js, Node.js, and Python What clients tell us, consistently: we listened, we delivered what we said we would, and they didn't have to babysit us to get there. A healthcare founder went from concept to a live, compliant product in under six weeks. A construction company replaced five fragmented tools with one custom operations platform. A fintech team cut onboarding time in half with an AI-assisted workflow we built in a single sprint. We work best with companies that are big enough to need real software and clear-eyed enough to know that building it wrong the first time costs more than doing it right. If that's where you are, let's talk. ๐Ÿ‡บ๐Ÿ‡ธ U.S.-based. U.S.-led. Kansas City, MO. Services: Custom software development SaaS development Enterprise software Web application development Mobile app development Full-stack development Product development / MVP build Platform modernization / rebuild Systems integration Workflow automation Business process automation API development / API integration Backend development Frontend development AI development AI integration AI automation LLM integration RAG (Retrieval-Augmented Generation) AI chatbot development Document AI AI-powered workflows Prompt engineering AI agents Data extraction automation React Next.js Node.js Python TypeScript JavaScript REST APIs GraphQL PostgreSQL AWS Google Cloud (GCP) Microsoft Azure Vercel Docker Terraform CI/CD Cloud / DevOps keywords Cloud architecture Infrastructure as code DevOps Deployment automation Scalability / performance optimization Reliability engineering Monitoring / observability HIPAA compliance / healthcare software PCI / fintech software SOC 2 readiness (if applicable) Security best practices Compliance-ready systems Audit-friendly systems Role-based access control (RBAC) Operations platform Internal tools CRM/ERP custom build Data pipelines Dashboards & reporting Process digitization Tool consolidation Onboarding automation

  • Software Development
  • Desktop Application
  • Web Design
  • Web Development
  • Front-End Development
  • Back-End Development
  • Artificial Intelligence
  • Computer Vision
  • Machine Learning Model
  • Node.js
  • Amazon Web Services
  • Python
  • DevOps
  • CSS
  • HTML
  • JavaScript
  • React
  • API Integration
  • Full-Stack Development
  • API
Syed A.

Lahore, Pakistan

$40/hr
4.7
52 jobs

๐ŸŒ๐Ÿš€ MVP / SAAS Specialist Expertise in | AI Developer | RAG | LLM | AI Integration | Python | OpenAI API Integration | Artificial intelligence | Machine Learning | Langchain | Django React JavaScript | FastAPI | AI agent | AI App Development | AI bot | AI chatbot | AI Agent | Restful API | PostgresSQL | Botpress | PostHog | MCP Server | Multi-Agents/Multiple Agents | Voice AI ๐Ÿ”‘ ๐ˆ ๐›๐ฎ๐ข๐ฅ๐ ๐š๐ง๐ ๐๐ž๐ฉ๐ฅ๐จ๐ฒ ๐œ๐ฎ๐ฌ๐ญ๐จ๐ฆ ๐ฐ๐ž๐› ๐š๐ฉ๐ฉ๐ฅ๐ข๐œ๐š๐ญ๐ข๐จ๐ง๐ฌ, AI-Powered MVP, AI Healthcare Tools, AI Writing Tool, GPT Clone, Full Stack Application, Multi-Tenant ๐š๐ง๐ ๐ข๐ง๐ง๐จ๐ฏ๐š๐ญ๐ข๐ฏ๐ž ๐€๐ˆ ๐ฌ๐ฒ๐ฌ๐ญ๐ž๐ฆ๐ฌ ๐ญ๐ก๐š๐ญ ๐ฌ๐จ๐ฅ๐ฏ๐ž ๐œ๐จ๐ฆ๐ฉ๐ฅ๐ž๐ฑ ๐ฉ๐ซ๐จ๐›๐ฅ๐ž๐ฆ๐ฌ, ๐œ๐ซ๐ž๐š๐ญ๐ž ๐ง๐ž๐ฐ ๐ฏ๐š๐ฅ๐ฎ๐ž, ๐š๐ง๐ ๐ข๐ฆ๐ฉ๐ซ๐จ๐ฏ๐ž ๐ฎ๐ฌ๐ž๐ซ ๐ž๐ฑ๐ฉ๐ž๐ซ๐ข๐ž๐ง๐œ๐ž๐ฌ. ๐ŸŽ A 100% refund, if I'm unable to meet our agreed commitments. No questions asked! ๐Š๐ž๐ฒ ๐…๐š๐œ๐ญ๐ฌ: ๐Ÿง‘โ€๐Ÿ’ป 8+ years of experience as a Full Stack Developer and Artificial Intelligence Specialist ๐Ÿš€ 50+ market-winning projects launched โŒ› Around 600 hours on Upwork ๐ŸŽฏ Top-Rated on Upwork ๐ŸŒ‰๐ˆ'๐ฏ๐ž ๐ฌ๐จ๐ฅ๐ฏ๐ž๐ ๐ž๐ง๐ ๐ข๐ง๐ž๐ž๐ซ๐ข๐ง๐  ๐ฉ๐ซ๐จ๐›๐ฅ๐ž๐ฆ๐ฌ ๐Ÿ๐จ๐ซ ๐ญ๐จ๐ฉ ๐œ๐จ๐ฆ๐ฉ๐š๐ง๐ข๐ž๐ฌ ๐š๐ง๐ ๐ฌ๐ญ๐š๐ซ๐ญ๐ฎ๐ฉ๐ฌ ๐š๐ซ๐จ๐ฎ๐ง๐ ๐ญ๐ก๐ž ๐ ๐ฅ๐จ๐›๐ž โ˜‘๏ธ Under Armour โ˜‘๏ธ Snowflake โ˜‘๏ธ Estateza โ˜‘๏ธ SearchLook โ˜‘๏ธ Sparrowcharts ๐Ÿ’ก ๐–๐ก๐š๐ญ ๐œ๐š๐ง ๐ˆ ๐›๐ซ๐ข๐ง๐  ๐ญ๐จ ๐ฒ๐จ๐ฎ๐ซ ๐ญ๐š๐›๐ฅ๐ž? โ˜‘๏ธ Full Stack Development for robust and scalable web applications, including both front-end and back-end technologies โ˜‘๏ธ Custom Web and Application Development utilizing frameworks like Python, React, Django, React.js / Angular / Next.js / Nest / Nust / Golang and Node.js โ˜‘๏ธ Expertise in LLMs and ChatGPT integration to enhance application functionalities โ˜‘๏ธ Proficiency in RESTful APIs, GraphQL, and database management โ˜‘๏ธ Experience with cloud services like AWS, Azure, and Google Cloud for deployment and scaling โ˜‘๏ธ Strong problem-solving skills and ability to optimize user experiences and application performance ๐ŸŒŸ๐‡๐ž๐ซ๐ž'๐ฌ ๐ฐ๐ก๐š๐ญ ๐‚๐ฅ๐ข๐ž๐ง๐ญ๐ฌ ๐ก๐š๐ฏ๐ž ๐ญ๐จ ๐ฌ๐š๐ฒ ๐š๐›๐จ๐ฎ๐ญ ๐ฆ๐ž: ๐ŸŒŸ Ali Hamza is in the top tier of software developers and data engineers. He is far more than an implementer; he is a strong architect. During this project set, Usama worked on data from major US corporations ๐ŸŒŸ One of the best developers I have ever worked with. He is always on time and does exactly what he says he will do. I could not recommend him enough. ๐ŸŽฏ ๐ˆ ๐ฉ๐จ๐ฌ๐ฌ๐ž๐ฌ ๐ž๐ฑ๐ฉ๐ž๐ซ๐ญ๐ข๐ฌ๐ž ๐ข๐ง ๐ญ๐ก๐ž ๐Ÿ๐จ๐ฅ๐ฅ๐จ๐ฐ๐ข๐ง๐  ๐๐จ๐ฆ๐š๐ข๐ง๐ฌ โ˜‘๏ธ Full Stack Development: โ˜‘๏ธ Backend: โ˜‘๏ธ Python โ˜‘๏ธ Django โ˜‘๏ธ Flask โ˜‘๏ธ NodeJs, Express.js โ˜‘๏ธ Rest API, SOAP โ˜‘๏ธ Websocket โ˜‘๏ธ Third party integration โ˜‘๏ธ Frontend: โ˜‘๏ธ Html5, Css3, Bootstrap โ˜‘๏ธ Javascript โ˜‘๏ธ ReactJs, Angular โ˜‘๏ธ VueJs โ˜‘๏ธ NextJs, NuxtJs โ˜‘๏ธ Ajax, JSON, XML, XHTML, SVG, Canvas โ˜‘๏ธ API integration, OpenAI API โ˜‘๏ธ DevOps: โ˜‘๏ธ CI/CD Pipelines โ˜‘๏ธ IaC โ˜‘๏ธ Docker โ˜‘๏ธ Kubernetes / Terraform โ˜‘๏ธ Elasticsearch โ˜‘๏ธ Cloud Computing (Azure, AWS, Google Cloud) โ˜‘๏ธ Version Control (Git, GitHub) โ˜‘๏ธ Containerization + Orchestration (Docker, Kubernetes) โ˜‘๏ธ Spring Boot / Java, Microservices Architecture โ˜‘๏ธ Real-time / Streaming / Event-driven architectures โ˜‘๏ธ Session Recordings / Session Replays โ˜‘๏ธ GraphQL / gRPC โ˜‘๏ธ Kafka / Redpanda (real-time streaming) โ˜‘๏ธ Generative Artificial Intelligence (GenAI) โ˜‘๏ธ Large Language Models (LLMs) โ˜‘๏ธ Natural Language Processing (NLP) โ˜‘๏ธ ChatBots and Virtual Assistants โ˜‘๏ธ Text to Image Modelling โ˜‘๏ธ Vector Databases โ˜‘๏ธ Retrieval-Augmented Generation (RAG) โ˜‘๏ธ ChatGPT โ˜‘๏ธ OpenAI โ˜‘๏ธ AI/ML (Artificial Intelligence + Machine Learning) โ˜‘๏ธ Multimodal AI / NLP โ˜‘๏ธ Agentic AI / Autonomous Agents โ˜‘๏ธ โ€œVibe Codingโ€ / AI-first / prompt-driven dev workflows โ˜‘๏ธ Explainable AI / Ethical, Sustainable AI โ˜‘๏ธ Edge AI / On-device / Federated Learning โ˜‘๏ธ Web Scraping โ˜‘๏ธ Data Extraction โ˜‘๏ธ Data Scraping โ˜‘๏ธ Scrapy โ˜‘๏ธ Selenium โ˜‘๏ธ Beautiful Soup โ˜‘๏ธ Requests โ˜‘๏ธ Deployment and scheduling the scraping scripts on server โ˜‘๏ธ PostHog / Mixpanel / Amplitude / Segment (Twilio Segment) โ˜‘๏ธ OpenTelemetry (Datadog / Grafana / Sentry โ˜‘๏ธ LaunchDarkly / GrowthBook / VWO / Optimizely / Klaviyo โ˜‘๏ธ Airbyte / Fivetran / DBT โ˜‘๏ธ Auth0 / Clerk / SuperTokens / Google Auth โ˜‘๏ธ Stripe / Paddle โ˜‘๏ธ Plaid AI + Analytics Integrations โ˜‘๏ธ LangSmith / LangFuse โ€“ Observability and evaluation layer for LLM apps. โ˜‘๏ธ Weaviate / Pinecone / Qdrant โ€“ Vector DBs for AI features with analytics hooks. โ˜‘๏ธ Whylabs / Arize AI โ€“ ML observability & monitoring (similar to PostHog but for models). I am a Fullstack AI Developer - Python Django, React, Flask, API Integration I can help you to build: โšก Fast MVP Development (AI-Powered) โœ… โšก AI Powered SAAS Applications โœ… โšก AI Agent RAG Systems | AI Chatbots โœ… โšก Open AI API Integrations / LLM โœ… โšก Full stack Development (AI/ML, Django, React) โœ… โšก AI Workflows Automation โšก Voice AI tools Thank you for visiting my profile. Looking forward to working with you! I will ๐Ÿ’ฒREFUND ๐Ÿ’ฒ, if your expectation wont meet. For reference, you can see my work and testimonials below. Lets Chat!

  • Artificial Intelligence
  • Machine Learning
  • AI Agent Development
  • OpenAI API
  • AI Development
  • Django
  • Python
  • Retrieval Augmented Generation
  • API Integration
  • JavaScript
  • React
  • PostgreSQL
  • Large Language Model
  • Chatbot Development
  • LangChain
  • API
  • LLM Prompt Engineering
  • Web Application
  • AI App Development
  • FastAPI
Muhammad A.

Lawrenceville, Georgia

$24/hr
4.7
11 jobs

Your Vision. Fully Realized. From Concept to User Delight. Stop navigating a fragmented development process. Stop compromising on user experience or technical foundation. If your web or mobile application isn't delivering a seamless journey from concept to deployment, you're missing out on true innovation. How I Engineer Digital Dominance: โž” Full Stack Architecture: Crafting comprehensive web and mobile application solutions from initial concept through to successful launch, ensuring cohesive functionality. โž” End-to-End Development: Taking ownership of both frontend (intuitive UI/UX) and backend (robust APIs, scalable databases) to deliver a perfectly integrated product. โž” Performance Optimization: Implementing fast load times and smooth interactions that keep users engaged and your application efficient. โž” Strategic UI/UX: Designing user interfaces that are not only visually appealing but also strategically guide users toward achieving your core business objectives. โž” Scalable Solutions: Building applications designed for sustainable growth, capable of handling evolving demands and increasing user traffic. Why Top Brands Choose Me: โœ”๏ธ Top-Seller & 100% JSS: Consistently delivering exceptional results validated by client satisfaction across diverse projects. โœ”๏ธ 30+ Projects Delivered: Proven track record developing and deploying complete web and mobile applications globally. โœ”๏ธ 5+ Years Expertise: Deep command over various modern web and mobile development technologies and best practices. โœ”๏ธ Outcome-Driven: Focused on driving real user engagement, efficiency, and measurable business growth through integrated solutions. Are We a Good Fit? โœ… You need a complete web or mobile application built from the ground up. โœ… Your leadership demands a unified digital solution that performs flawlessly. โœ… You're ready to invest in a high-quality product that scales with your ambition. โœ… You value a single, skilled partner for your entire application development lifecycle. Let's Build the Future of Your Business. Click "Message" now. Full Stack Developer, Web Application Development, Mobile App Development, Frontend Development, Backend Development, UI/UX Design, JavaScript, Node.js, React.js, Angular, Vue.js, MongoDB, SQL, REST APIs, GraphQL, Responsive Design, Performance Optimization, Agile Development, Cross-Browser Compatibility, Redux, Context API, Git, Figma, Web Accessibility, Component-Based Architecture, Single Page Applications, State Management, Code Splitting, Lazy Loading, SEO Optimization, Testing, Unit Testing, Integration Testing, CI/CD, Version Control, Code Review, Scrum, Kanban, Wireframing, Prototyping, User Testing, API Integration, JSON, AJAX, Cloud Services, Deployment, Security Best Practices

  • Software Development
  • Full-Stack Development
  • React
  • AI Chatbot
  • TypeScript
  • API Development
  • Web Application
  • Mobile App Development
  • ExpressJS
  • Node.js
  • Next.js
  • PostgreSQL
  • Database Management System
  • Angular
  • MERN Stack
Jose A.

Los Teques, Venezuela

$25/hr
5.0
15 jobs

๐Ÿ’ก Why Hire Me โœ… Certified Agile TPM & Software Architect with hands-on delivery of SaaS, e-commerce, and government systems from concept to launch. โœ… Proven ability to reduce lead time by 60% and deliver MVPs ahead of schedule. โœ… Strong background in requirements, architecture design, and DevOps pipelines (GitLab/GitHub Actions). โœ… Bilingual communicator โ€” fluent in English and Spanish, with experience managing distributed teams in Europe and LATAM. โœ… Certified in Scrum.org PSM I, PSPO I and OCUP2 UML, with practical application of Evidence-Based Management (EBM) metrics. ๐Ÿงญ Core Competencies Agile Project Management โ€“ Scrum, Kanban, hybrid workflows, sprint tracking, retrospectives Requirements & Documentation โ€“ User Stories, Epics, Acceptance Criteria, UML, BPMN, SADs Architecture & DevOps โ€“ SaaS, APIs, Microservices, CI/CD, GitLab Pipelines, GitHub Actions, Docker, PostgreSQL AI & Automation โ€“ No-Code workflows (Make.com), LLM integration awareness, ChatGPT-assisted documentation Metrics & Delivery โ€“ Lead Time, CUI, DORA metrics, EBM dashboards โš™๏ธ Tools & Technologies Jira ยท Confluence ยท GitLab ยท GitHub ยท Trello ยท Enterprise Architect ยท Lucidchart ยท Whimsical ยท Draw.io ยท Bizagi ยท Figma ยท Balsamiq ยท Postman ยท Swagger ยท Docker ยท Python ยท JavaScript ยท Node.js ยท Django REST ยท PostgreSQL ยท Redis ยท CI/CD ยท Make.com ๐ŸŒ Industry Experience SaaS Platforms ยท Fintech & Payments ยท Government Systems ยท Education & LMS ยท E-commerce ๐Ÿ’ฌ Client Feedback โ€œVery professional and knowledgeable about agile methodologies and application lifecycle management.โ€ โ€” Upwork SaaS Client

  • Software Architecture & Design
  • Software Design
  • Software Documentation
  • System Analysis
  • Modeling Language
  • UML Diagram
  • Requirement Analysis
  • Agile Project Management
  • Business Consulting
  • Business Process Model & Notation
  • Project Management
  • Technical Project Management
  • Product Backlog
  • Scrum
  • SaaS
Shiv Charan P.

Mohali - 160071, Punjab., India

$80/hr
4.5
347 jobs

๐ŸŒŸ ๐‘๐š๐ง๐ค๐ž๐ ๐š๐ฆ๐จ๐ง๐  ๐ญ๐ก๐ž ๐“๐จ๐ฉ ๐Ÿ๐ŸŽ๐ŸŽ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ž๐ซ๐ฌ ๐–๐จ๐ซ๐ฅ๐๐ฐ๐ข๐๐ž! ๐Ÿ† ๐‘๐š๐ญ๐ž๐ ๐ข๐ง ๐ญ๐ก๐ž ๐“๐จ๐ฉ ๐Ÿ% ๐จ๐ง ๐”๐ฉ๐ฐ๐จ๐ซ๐ค ๐“๐ž๐ฌ๐ญ๐ฌ I bring extensive global experience in AI services, Automation, Machine Learning, Agentic AI, Smart IOT Solutions and full-stack development across multiple platforms. I lead a talented team of 300+ developers and have successfully delivered high-quality solutions to clients around the world. ๐“๐ž๐œ๐ก๐ง๐ข๐œ๐š๐ฅ ๐„๐ฑ๐ฉ๐ž๐ซ๐ญ๐ข๐ฌ๐ž: โ—™ ๐— ๐—ผ๐—ฏ๐—ถ๐—น๐—ฒ ๐—”๐—ฝ๐—ฝ ๐——๐—ฒ๐˜ƒ๐—ฒ๐—น๐—ผ๐—ฝ๐—บ๐—ฒ๐—ป๐˜: iOS (Swift), Android (Java/Kotlin), Hybrid (Flutter/React Native) โ—™ ๐—ช๐—ฒ๐—ฏ ๐——๐—ฒ๐˜ƒ๐—ฒ๐—น๐—ผ๐—ฝ๐—บ๐—ฒ๐—ป๐˜: Yii, Laravel, Python, Node.js, React.js โ—™ ๐—–๐—น๐—ผ๐˜‚๐—ฑ ๐—–๐—ผ๐—บ๐—ฝ๐˜‚๐˜๐—ถ๐—ป๐—ด: AWS, Azure, Google Cloud, Firebase, Heroku โ—™ ๐——๐—ฎ๐˜๐—ฎ๐—ฏ๐—ฎ๐˜€๐—ฒ ๐— ๐—ฎ๐—ป๐—ฎ๐—ด๐—ฒ๐—บ๐—ฒ๐—ป๐˜: MySQL, PostgreSQL, MongoDB โ—™ ๐—ฉ๐—ผ๐—œ๐—ฃ / ๐—™๐—ฟ๐—ฒ๐—ฒ๐—ฃ๐—•๐—ซ: SIP solutions and telephony systems โ—™ IOT: MQTT, ESP32, PCB Design, Firmware and OTA etc ๐ˆ๐ง๐๐ฎ๐ฌ๐ญ๐ซ๐ข๐ž๐ฌ & ๐’๐จ๐ฅ๐ฎ๐ญ๐ข๐จ๐ง๐ฌ ๐ˆโ€™๐ฏ๐ž ๐–๐จ๐ซ๐ค๐ž๐ ๐Ž๐ง: โ—™ ๐—œ๐—ป๐˜๐—ฒ๐—ฟ๐—ป๐—ฒ๐˜ ๐—ผ๐—ณ ๐—ง๐—ต๐—ถ๐—ป๐—ด๐˜€ (๐—œ๐—ผ๐—ง) ๐—ฎ๐—ฝ๐—ฝ๐˜€ ๐—ฎ๐—ป๐—ฑ Smart Home Solutions โ—™ ๐— ๐—ฒ๐—ฑ๐—ถ๐—ฐ๐—ฎ๐—น & ๐—›๐—ฒ๐—ฎ๐—น๐˜๐—ต ๐—ฎ๐—ฝ๐—ฝ๐˜€ ๐—ฎ๐—ป๐—ฑ ๐˜„๐—ฒ๐—ฏ๐˜€๐—ถ๐˜๐—ฒ๐˜€ โ—™ ๐—–๐—ฅ๐—  / ๐—˜๐—ฅ๐—ฃ ๐˜€๐—ผ๐—น๐˜‚๐˜๐—ถ๐—ผ๐—ป๐˜€ โ—™ ๐—ง๐—ฎ๐˜…๐—ถ ๐—•๐—ผ๐—ผ๐—ธ๐—ถ๐—ป๐—ด / ๐—ฅ๐—ถ๐—ฑ๐—ฒ-๐—ฆ๐—ต๐—ฎ๐—ฟ๐—ถ๐—ป๐—ด ๐—ฝ๐—น๐—ฎ๐˜๐—ณ๐—ผ๐—ฟ๐—บ๐˜€ โ—™ ๐—™๐—ผ๐—ผ๐—ฑ ๐—ข๐—ฟ๐—ฑ๐—ฒ๐—ฟ๐—ถ๐—ป๐—ด ๐—ฎ๐—ฝ๐—ฝ๐—น๐—ถ๐—ฐ๐—ฎ๐˜๐—ถ๐—ผ๐—ป๐˜€ โ—™ ๐—ฆ๐—ผ๐—ฐ๐—ถ๐—ฎ๐—น ๐— ๐—ฒ๐—ฑ๐—ถ๐—ฎ ๐—ฎ๐—ฝ๐—ฝ๐˜€ ๐—ฎ๐—ป๐—ฑ ๐˜„๐—ฒ๐—ฏ๐˜€๐—ถ๐˜๐—ฒ๐˜€ โ—™ ๐—ฅ๐—ฒ๐—ฎ๐—น ๐—˜๐˜€๐˜๐—ฎ๐˜๐—ฒ & ๐— ๐—ฎ๐—ฟ๐—ธ๐—ฒ๐˜๐—ฝ๐—น๐—ฎ๐—ฐ๐—ฒ ๐—ฝ๐—น๐—ฎ๐˜๐—ณ๐—ผ๐—ฟ๐—บ๐˜€ โ—™ ๐—˜-๐—ฐ๐—ผ๐—บ๐—บ๐—ฒ๐—ฟ๐—ฐ๐—ฒ ๐˜€๐—ผ๐—น๐˜‚๐˜๐—ถ๐—ผ๐—ป๐˜€ โ—™ ๐—ข๐—ป-๐——๐—ฒ๐—บ๐—ฎ๐—ป๐—ฑ ๐—˜๐—ฑ๐˜‚๐—ฐ๐—ฎ๐˜๐—ถ๐—ผ๐—ป ๐—ฝ๐—น๐—ฎ๐˜๐—ณ๐—ผ๐—ฟ๐—บ๐˜€ โ—™ ๐—˜๐˜ƒ๐—ฒ๐—ป๐˜ ๐—•๐—ผ๐—ผ๐—ธ๐—ถ๐—ป๐—ด ๐˜„๐—ฒ๐—ฏ๐˜€๐—ถ๐˜๐—ฒ๐˜€ ๐—ฎ๐—ป๐—ฑ ๐—ฎ๐—ฝ๐—ฝ๐˜€ โ—™ ๐—–๐—น๐—ฎ๐˜€๐˜€๐—ถ๐—ณ๐—ถ๐—ฒ๐—ฑ ๐˜„๐—ฒ๐—ฏ๐˜€๐—ถ๐˜๐—ฒ๐˜€ ๐—ฎ๐—ป๐—ฑ ๐—ฎ๐—ฝ๐—ฝ๐˜€ โ—™ ๐—–๐—ต๐—ฎ๐˜ & ๐— ๐—ฒ๐˜€๐˜€๐—ฎ๐—ด๐—ถ๐—ป๐—ด ๐—ฝ๐—น๐—ฎ๐˜๐—ณ๐—ผ๐—ฟ๐—บ๐˜€ (๐—ช๐—ฒ๐—ฏ & ๐— ๐—ผ๐—ฏ๐—ถ๐—น๐—ฒ) โ—™ ๐—Ÿ๐—ผ๐—ด๐—ถ๐˜€๐˜๐—ถ๐—ฐ๐˜€ & ๐—ง๐—ฟ๐—ฎ๐—ป๐˜€๐—ฝ๐—ผ๐—ฟ๐˜ ๐˜€๐—ผ๐—น๐˜‚๐˜๐—ถ๐—ผ๐—ป๐˜€ โ—™ ๐——๐—ผ๐—ฐ๐˜‚๐—บ๐—ฒ๐—ป๐˜๐—ฎ๐˜๐—ถ๐—ผ๐—ป, ๐—ฃ๐—ฟ๐—ผ๐˜๐—ผ๐˜๐˜†๐—ฝ๐—ถ๐—ป๐—ด, ๐—ค๐—”, ๐—ฎ๐—ป๐—ฑ ๐—”๐—ฝ๐—ฝ ๐—ฆ๐˜๐—ผ๐—ฟ๐—ฒ / ๐—ฃ๐—น๐—ฎ๐˜† ๐—ฆ๐˜๐—ผ๐—ฟ๐—ฒ ๐˜€๐˜‚๐—ฏ๐—บ๐—ถ๐˜€๐˜€๐—ถ๐—ผ๐—ป๐˜€ With a proven track record of delivering end-to-end solutions across multiple domains and technologies, I help clients turn ideas into scalable, high-performance applications. If youโ€™re looking for a reliable tech partner to bring your project to life, letโ€™s connect and discuss your requirements in detail!

  • PHP
  • Python
  • Flutter
  • React Native
  • Angular
  • Node.js
  • Laravel
  • ChatGPT
  • Yii2
  • Agile Project Management
  • MERN Stack
  • Mobile App Development
  • Artificial Intelligence
  • Machine Learning
  • Internet of Things
Juan Diego H.

Bogota, Colombia

$35/hr
4.8
32 jobs

LATAM Recruiting | AI & Tech Talent | U.S. Startups | SaaS | LinkedIn Recruiting / SDR and sales representatives hires / Virtual assistants Helping U.S. startups and high-growth companies scale smarter and faster by hiring world-class nearshore talent across LATAM from AI/ML Engineers, Software Developers, DevOps, and Data Engineers to product, sales, and operations professionals. Proven experience in LATAM tech recruitment and remote hiring, with successful placements across the U.S., Canada, Spain, France, and Latin America (Colombia, Mexico, Argentina, Brazil, Peru, Chile, Costa Rica, Ecuador, Venezuela, Bolivia, and more). Iโ€™m Juan Diego Hernรกndez, bilingual technical recruiter and founder of Sรฉligo Tech, with 9+ years of experience hiring across the U.S., LATAM, and Europe. I'm also part of AI Artisans, a company focused on placing AI talent for growing companies. ๐Ÿ”น Why Work With Me AI-Focused Recruiting Expertise Iโ€™ve recruited for roles across the AI talent spectrum, including: โ€ข AI/ML Engineer, Machine Learning Researcher, Generative AI Engineer, AI Automation Engineer, Prompt Engineer, NLP Engineer, AI Architect, MLOps, AI Product Manager, Applied Scientist, AI Infrastructure/Platform Engineer, Chief AI Officer (CAIO) and more. I understand the AI stack and tools I recruit for: โ€ข LLMs & AI platforms: OpenAI (GPT), Anthropic Claude, Gemini, Groq, LangChain, RAG architectures โ€ข AI Ops & deployment: Docker, AWS, GCP, CI/CD, vector databases, Supabase, PostgreSQL โ€ข AI automation tools & no-code: Zapier, Make, n8n, API integrations โ€ข AI use cases: automation agents, conversational AI, AI-driven SDRs, AI data pipelines, embeddings, fine-tuning, hiring automation ๐Ÿ”น What You Get โœ… AI role clarity that drives business results โ€“ I help define AI roles around outcomes: automation, product enhancement, data intelligenceโ€”not just job titles. โœ… Candidate pipelines that convert โ€“ leveraged through my 50,000+ LinkedIn audience and 300+ recruiter network across LATAM specialized in tech and AI. โœ… AI-enhanced recruiting workflows โ€“ sourcing automation, AI-powered outreach, structured scorecards, technical screening frameworks, and interview systems for AI, engineering, and data roles. โœ… Faster hiring, lower risk โ€“ I've helped startups reduce time-to-hire by 40%+, improve retention, and secure senior AI/tech talent with niche stacks (.Net, Python, AWS, React, Node, TensorFlow, PyTorch, LangChain). โœ… Operational visibility & control โ€“ ATS setup (Greenhouse, SmartRecruiters, Oracle Cloud, Workable, BambooHR, Teamtailor) + weekly reports, dashboards, and employer branding support. ๐Ÿ”น Industries & Regions Served Industries: AI startups, SaaS, fintech, healthcare tech, data platforms, consulting firms, Web3, and real estate tech. Countries Iโ€™ve placed talent in: U.S., Canada, Spain, France, Colombia, Mexico, Argentina, Brazil, Peru, Chile, Costa Rica, Ecuador, Venezuela, Bolivia, and more. ๐Ÿ”น Roles Iโ€™ve Successfully Filled AI & Data: AI Engineer, Generative AI Engineer, AI Automation Engineer, NLP Engineer, Machine Learning Engineer, AI Architect, AI Product Manager, MLOps, Data Scientist (AI/ML focus), AI Research Engineer, AI Content Strategist. Software & Infrastructure: Tech Leads, Full-Stack Developers, Backend/Frontend, DevOps, Cloud, SRE, Cybersecurity, Flutter, Mobile, Blockchain. Business & Operations: Product Manager, SDR, Digital Marketer, Virtual Assistant, Executive Assistant, Sales Ops, Customer Success, Finance Analyst. ๐Ÿ“ˆ Impact Delivered โ€ข Built AI and engineering teams in LATAM that saved U.S. startups 50โ€“70% in hiring costs without sacrificing quality. โ€ข Designed scalable hiring pipelines using AI tools, automation, and structured interviewingโ€”cutting time-to-hire by 40%+. โ€ข Advised startups on how to structure AI teams, employer branding, sourcing strategies, and remote-first operations. Beyond engineering, my LATAM recruiting network covers the full talent spectrum U.S. companies need to scale remotely :๐ŸŽฏ Sales & Revenue Roles, SDRs, Account Executives, BDRs, Sales Ops, Customer Success Managers, and Growth Marketers sourced and screened for U.S.-facing, remote-first environments ๐ŸŽฏ Operational & Admin Roles , Bilingual Virtual Assistants, Executive Assistants, Operations Coordinators, and Customer Support specialists vetted for English proficiency, time-zone alignment, and tools like Notion, HubSpot, Slack, and AsanaOne recruiter, one network, every hire. ๐Ÿ‘‰ If you're a founder or hiring leader building AI or engineering teams, I can step in as your fractional AI & Talent Partner bringing you senior talent, a scalable system, and more time to grow your business.

  • Zoho Recruit
  • IT Recruiting
  • eRecruit
  • HR & Recruiting Software
  • SmartRecruiters
  • Recruiting
  • LinkedIn Recruiting
  • IT Sourcing
  • Sourcing
  • Lever
  • Breezy HR
  • Workable
  • Recruiterbox
  • Recruiting Process Consulting
  • Internet Recruiting

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Don't just take our word for it

Software developer hiring guide

Software developers are the architects behind the applications and systems that drive modern business operations. From building customer-facing mobile apps to designing complex internal databases, these professionals translate functional requirements into reliable, efficient code. Hiring a skilled developer allows companies to accelerate digital transformation, automate workflows, and create custom solutions tailored to specific business goals.

What does a software developer do?

Software developers design, build, test, and maintain the software systems that power everything from mobile apps to enterprise platforms. Day to day, they write and refine code, troubleshoot bugs, and roll out new features while ensuring that the software is reliable, secure, and efficient.

They often work with programming languages like Python, JavaScript, Java, or C#, depending on the project and platform. Developers might build user-facing tools, back-end systems, or full-stack solutions that integrate both. Beyond coding, they collaborate closely with designers and other stakeholders to align software functionality with business goals.

The most important skills for a software developer include fluency in at least one or two core programming languages and familiarity with frameworks that support rapid development, such as React, Django, or Spring. Understanding how to work with databases โ€” whether SQL or NoSQL โ€” is another key skill. Developers must also be able to debug code effectively, optimize performance, and stay up to date with evolving technologies.

Soft skills play a big role in long-term success, too, and strong communication is essential. Many developers also maintain portfolios or GitHub repositories to showcase their projects, and certifications in areas like cloud computing or data structures can act as added proof of their expertise.

How to hire a freelance software developer on Upwork

Finding the right software developer requires a structured approach to connect with talent that matches your technical needs and project goals. Follow these steps to navigate the hiring journey on Upwork efficiently.

Step 1: Craft a targeted job post

The quality of your job post directly influences the caliber of developers who apply. A detailed listing helps you stand out to top talent and reduces time spent reviewing unqualified candidates.

  • Clearly outline your project goals, preferred tech stack, and expected deliverables; our software developer job description template can help you define the role clearly

  • Specify the type of application youโ€™re building and the specific problem it solves

  • List must-have programming languages and frameworks, distinguishing them from nice-to-have skills

  • Define the project timeline, including key milestones and your preferred start date

If you'd like help turning your requirements into a clear posting, Upwork's Job Post Generator is powered by Uma, Upwork's Mindful AIโ„ข. Describe what you need, and Uma will draft a tailored job post.

Step 2: Filter and evaluate candidates

A systematic approach to reviewing applicants ensures you identify developers whose skills align with your project requirements.

  • Use Upwork's filters to narrow your search by expertise level, hourly rate, location, and past client ratings

  • Look for developers with verified work history in projects similar to yours, paying attention to client feedback on code quality

  • Check portfolios for live links or GitHub repositories that demonstrate clean, documented code

  • Prioritize candidates who have earned talent badges, indicating strong client satisfaction

Step 3: Interview your top choices

Interviews allow you to assess technical competence and communication style. For developers working on full-stack solutions, specific interview questions can help evaluate their expertise.

Step 4: Agree on scope and begin work

Establishing well-defined terms before development begins protects both parties and sets the foundation for successful collaboration.

  • Choose between fixed-price contracts for defined projects or hourly arrangements for ongoing work; Upwork's contracts and Hourly Payment Protection ensure you only pay for work that meets your standards

  • Set clear milestones for larger projects with specific deliverables for each payment release

  • Agree on a code review process and acceptance criteria before work begins

  • Establish a schedule for regular updates to track progress and address blockers quickly

How much does hiring a software developer cost?

On Upwork, software developer freelancers generally charge between $20 and $100 per hour. Entry-level developers often fall into the $20-$40 per hour range, while highly experienced developers with specialized knowledge can command $100 per hour or more.

The type of project also plays a major role in pricing. A straightforward job like fixing bugs might be completed quickly at a lower cost, whereas building a custom enterprise-grade platform typically requires more time and expertise. Below are typical costs for hiring a software developer on Upwork:

Basic development tasks

$500-$2,000 /project

Entry-level to mid-level
  • Bug fixes and code updates
  • Third-party API integration
  • Simple scripts

Standard application development

$5,000-$25,000 /project

Mid-level to senior-level
  • Custom web application
  • Mobile app MVP
  • Database setup and feature builds

Complex or enterprise development

$25,000-$100,000+ /project

Senior-level or specialist
  • Scalable architecture design
  • Blockchain development
  • Custom enterprise platforms

Ongoing development and maintenance

$4,000โ€“$15,000 /month

Mid-level to senior-level
  • Continuous feature updates
  • Performance optimization
  • Sprint-based development

Technical leadership and strategy

$10,000-$50,000+ /project

Expert or architect-level
  • System architecture design
  • Technical roadmap planning
  • Team mentorship

Frequently asked questions

Is hiring a software developer worth it?

Hiring a software developer is worth it when you need custom software solutions or technical expertise that DIY tools can't provide. Professional developers bring specialized skills that allow you to build scalable, secure systems tailored to your business needs.

What's the difference between a software developer and a software engineer?

While the terms are often used interchangeably, software developers typically focus on building specific applications or features, while software engineers apply broader engineering principles to design scalable systems and architecture. In practice, many professionals perform both roles. The distinction matters less than finding someone with the right technical skills and experience for your project.

How long does it take to hire a software developer on Upwork?

You can post a software developer job on Upwork and start receiving proposals within hours. Many clients interview and hire developers within one to three days, depending on project complexity.

What skills should I look for when hiring a software developer?

When hiring a software developer, look for proficiency in relevant programming languages and experience with the specific frameworks your project requires. Beyond coding, prioritize candidates with strong problem-solving abilities, clear communication skills, and a portfolio demonstrating successful past projects.

Can I hire a software developer for a short-term project?

Yes, Upwork allows you to hire developers for projects of any length, from quick bug fixes to multimonth builds. You can set fixed-price contracts for well-defined tasks or hourly arrangements for projects where scope may evolve.