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$10/hr
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Devki S.
has worked
.
🚀**I’m a Freelance Web Designer / SEO Specialist & I Love To Build Great Looking Websites**
I am committed to delivering high quality work for every client, ensuring your website stands out and meets your expectations.
When you work with me, you’ll find my down to earth approach makes the process straightforward and enjoyable.
My focus is always on delivering results that help your business grow.
$20/hr
100%
Job Success
$10K+ earned
Available now
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I help businesses build AI agents, AI automation, workflow automation, and API integrations that eliminate manual work, streamline operations, and create measurable business impact.
My focus is on AI automation, business process automation, AI agents automation, and LLM-powered applications that integrate seamlessly into existing workflows.
I work with companies looking to move beyond simple chatbots and build intelligent systems that can actually perform tasks whether that means automating operations, handling customer interactions, processing documents, qualifying leads, managing CRM pipelines, or connecting multiple business tools into one efficient workflow.
My recent work includes building solutions using OpenAI, Claude, n8n, GoHighLevel (GHL), LangChain, LangGraph, vector databases, and custom integrations to create scalable automation systems.
Some of the solutions I build include:
- AI agents that can reason, make decisions, and execute tasks
- Business workflow automation using n8n, GoHighLevel (GHL), and custom integrations
- AI chatbots and conversational assistants
- Voice AI systems for real-time interactions
- RAG-based knowledge assistants using internal company data
- GoHighLevel CRM automation, pipeline management, and lead nurturing
- CRM and lead management automation
- Email, SMS, and outreach automation
- Document processing and intelligent data extraction
- Multi-step AI workflows that connect APIs, databases, and business tools
I have extensive experience working with OpenAI, Claude, ChatGPT, n8n, GoHighLevel (GHL), LangChain, LangGraph, Pinecone, Weaviate, ChromaDB, Python, FastAPI, PostgreSQL, Selenium, and enterprise integrations.
Beyond automation, I also bring strong engineering experience in data processing, web scraping, predictive systems, and scalable backend architecture.
What sets my work apart is practicality.
I do not build AI demos, I build systems that businesses can actually use.
Whether you need an AI agent, GoHighLevel automation, business automation workflow, OpenAI or Claude-powered assistant, RAG application, chatbot, voice AI solution, or a custom automation platform, I can help design and deliver a reliable production-ready solution.
I value clear communication, long-term partnerships, and building solutions that genuinely save time and improve operations.
Looking forward to working together.
Keywords
AI
LangChain
Anthropic
Claude API
LLM Prompt Engineering
GPT-4
RAG
Computer Vision
OCR
ElevenLabs
Retell AI
Vapi
Voice AI
Speech-to-Text
Text-to-Speech
Automation
Google Sheets Automation
Airtable
HubSpot
Monday .com
Notion API
Microsoft Power Automate
ActiveCampaign
Kommo
Zoho CRM
HighLevel
Gmail API
Development
FastAPI
Next js
React
Supabase
PostgreSQL
MySQL
NestJS
TypeScript
MongoDB
Associated with
Axiom World
$500K+
earned
$30/hr
100%
Job Success
Available now
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With 10+ years of hands-on experience, I specialize in crafting intelligent, secure, and cloud-native enterprise applications that merge the precision of .NET engineering with the innovation of AI and automation. My expertise spans backend architecture, frontend frameworks, cloud deployment, and AI integration, ensuring end-to-end delivery of scalable digital solutions across diverse domains like FinTech, Healthcare, Real Estate, Education etc..
💻 Core Technical Expertise:
• Backend: .NET / .NET Core / C#, REST APIs, Microservices, Blazor, CQRS, DDD
• Frontend: Angular (v6–v18), TypeScript, HTML5, CSS3, Bootstrap, NgRx
• Database: SQL Server, MySQL, Entity Framework
• Cloud & DevOps: Microsoft Azure (Functions, App Services, Queues, Azure Bus), AWS, CI/CD, Azure DevOps, GitHub Actions
• Integrations: Twilio, WebRTC, Firebase, Syncfusion, QuickBooks
🤖 AI-Driven Innovation:
Harnessing ChatGPT-5, Microsoft Copilot, Claude.ai, and Cursor, I embed Generative AI into applications to enhance automation, predictive analytics, and user engagement. Skilled in prompt engineering, LLM-based system design, and AI-assisted development workflows for greater speed, accuracy, and impact.
Why Work With Me:
✔ AI-infused, enterprise-grade software architecture
✔ Cloud-optimized, secure, and scalable builds
✔ Agile delivery with technical precision & transparent collaboration
Let’s create next-generation applications that are intelligent, reliable, and engineered for the future.
#dotnet #angular #azure #aws #openai #genai #chatgpt #copilot #csharp #microservices #cleanarchitecture #devops
United Arab Emirates
$75/hr
100%
Job Success
$100K+ earned
Available now
Offers consultations
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🚀 FREE 30-MIN ARCHITECTURE REVIEW
LEAD SOFTWARE ARCHITECT 🚀 • 15+ YEARS IN BUSINESS • TOP-LEVEL SERVICE • 70+ Happy clients • ✅ 𝘈𝘷𝘢𝘪𝘭𝘢𝘣𝘭𝘦 from August 10
I specialize in software architecture, Neo4j graph databases, and full-stack engineering across Node.js, Ruby on Rails, Python, and React. I have been building high-performance products since 2008.
In 2015, I founded Sacred Graph, and now my team and I deliver complex SaaS MVPs 10x faster by leveraging AI-driven development.
Proud to have founded and launched multiple personal and clients' startups, taking them from raw idea to market-ready production.
As the CEO of SacredGraph, I personally take responsibility for:
- Estimate scope, WBS, KPI identification, and milestone planning for PoC, MVP, and Production.
- Design scalable, secure systems and identify neurosymbolic AI capabilities.
- Lead a specialized team of engineers and perform 100% code reviews before delivery.
𝗛𝗼𝘄 𝘆𝗼𝘂 𝗰𝗮𝗻 𝘄𝗼𝗿𝗸 𝘄𝗶𝘁𝗵 𝘂𝘀:
Starting from scratch? Get a full-cycle development from the first line of code to global launch.
Ongoing project with your team? Our architects join your squad to solve "impossible" technical bottlenecks and provide training if needed.
Got a stalled project? We fix, finish, and optimize legacy or stuck codebases to production standards.
You get rights to 100% of the code. CTO option is available. Further retaining service is always provided :)
𝗛𝗼𝘄 𝗜 𝗲𝗻𝘀𝘂𝗿𝗲 𝗱𝗲𝗹𝗶𝘃𝗲𝗿𝘆:
15+ Years Experience:
Deep roots in Java, Ruby, and Python across Hospitality, Fintech, Healthcare and more. Certified Graph Data Science expert. Leader of a team of engineers at SacredGraph.
Agentic Engineering:
Using Cursor/Claude and spec-driven development to cut development time by 50% without sacrificing quality.
Roadmapped Success:
Every project starts with a written roadmap for PoC, MVP, and production (Architecture + Time/Cost). You get a personal project manager and access to all tasks for clarity in ClickUp.
𝗪𝗲 𝗮𝗿𝗲 𝘁𝗵𝗲 𝗺𝗼𝘀𝘁 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲𝗱 𝗶𝗻:
- Graph Databases. Deep Neo4j expertise, semantic web, and complex relational-to-graph data modelling. Ontologies and highly accurate pipelines with 99% accuracy rates.
- AI & Machine Learning. AI Agentic engineering, LLM workflows, and Neurosymbolic AI.
- SaaS MVPs. Rapid prototyping and scaling for startups with a focus on business KPIs. Working under pressure with a consultancy on raising investment funds.
- Enterprise Solutions. High-load architectures, microservices, and secure cloud deployments.
- Healthcare & Fintech. HIPAA-compliant architectures and secure payment integrations (Stripe).
𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀 𝘄𝗲 𝘂𝘀𝗲 𝗱𝗮𝗶𝗹𝘆:
- Languages: Java, Ruby, Python, TypeScript.
- AI Stack: Agentic Engineering (Cursor, Claude), OpenAI API, LLM-based automation.
- Frontend: React.js, Vue.js, Node.js.
- Databases: Neo4j, PostgreSQL, Supabase, MySQL, MongoDB, Redis.
- Cloud & Infra: AWS, GCP, Alibaba, Terraform, Docker, Kubernetes, CI/CD (GitHub Actions, Jenkins).
- Strategy: Event-driven architecture, SDK/Framework design, TDD, Well-Architected Framework (cloud).
Our preferred locations:
US, UK, Ireland, EU, Middle East (HQ in Dubai).
𝗖𝗹𝗶𝗲𝗻𝘁 𝗳𝗲𝗲𝗱𝗯𝗮𝗰𝗸:
“Sacred Graph delivered on time, high-quality thinking, and work outputs. The team had a high pace of work and quick scaling of group knowledge development. Their project management was very strong and everything was on point.”
— Co-Founder, Enterprise Semantic Platform (Clutch Review)
𝗪𝗿𝗶𝘁𝗲 𝘁𝗼 𝗺𝗲 𝗵𝗲𝗿𝗲 𝗼𝗻 𝗨𝗽𝘄𝗼𝗿𝗸, share your vision, and I’ll get back to you with a roadmap and the fastest safe path to production. Thank you!
With best regards,
Maxim
Associated with
Sacred Graph
$100K+
earned
$20/hr
100%
Job Success
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Hoang N.
has worked
.
Hello,
I am a full stack software developer, freelancing world wide. I apply SDLC, OOAD, SOLID and other software craftsmanship practices.. but not forget to use KISS principle.
I’m experienced in creating web applications, web services, specializes in scalable, enterprise-level application development and engineering solutions for exceptionally high throughput.
Over 10 years of experiences in technical consultant, and architect, specializes in full-stack, highly scalable, real-time data services, I have delivered top quality technical architecture, programming, testing and solutions for complex problems on-time and within budget.. I'm an Agile Kanban practitioner who loves to collaborate on development projects.
Languages and Frameworks: .Net Core, C#, Nest js, Next js, Python, Node.js, Angular, ngRx, React, Redux, Mobx, Vue js, Knockout.js, Cordova , Express.js, Gulp.js, Mean Stack, ASP.Net MVC, C#, REST API, Grunt, Javascript, Jquery, HTML5, CSS, Bootstrap, Material Design, GraphQL , MongoDB, PostgreSQL, Test-driven Development (TDD), Software Architecture, SAAS, Microservices, Serverless, AWS, Azure Cloud Services, Azure Pipeline, CI/CD DevOps, Docker, Kubernetes.
Highly skilled and experienced in:
. Web User Interface, User Experienced modern design and implementation
. Database creation, integration, and management
. Using back-end frameworks to build server-side services, Web API, Restful service implemenetation and integration
. Cloud server integration, especailly Azure
. Content management system (CMS) development, deployment, and maintenance
. Data analysis and reporting, visualization and business intelligent with Power BI
. Architect .NET solutions. Well-versed in .NET frameworks, Web/Windows Services, and Team Foundation Servers, GIT
. Gathering business requirements, completing key architecture design, and overseeing low-level and high-level design and documentation across the software development lifecycle.
I'm working with agility, cooperation with trust and quality, experienced in Scrum Agile.
I'm looking for long-term cooperation in freelancing work with you !
Thank you in advance for your time and consideration.
$60/hr
$2K+ earned
Start of list.
End of list.
Part of a startup dedicated to architecture, deployment, automation, and observability of backend environments, as well as machine learning and deep learning.
Management of data analysis projects, through multiple tools and frameworks.
Design, implementation, training and fine tuning of machine and deep learning models.
Extensive experience in projects involving NLP, LLM, conversational AI
Experience and certification in designing and managing backend environments through Kubernetes orchestrator.
Management of projects that involve the use of deep learning models and algorithms based on computer vision.
AS A WEIGHTY VALUE, THE COST PER HOUR ON THIS SITE INCLUDES THE COLLABORATION OF MY ENTIRE STARTUP TEAM, WHICH WE ARE 3 SPECIALISTS IN DIFFERENT AREAS, PROJECT ANALYSIS, STRUCTURED AND VECTORIZED DATABASES, MACHINE LEARNING / DEEP LEARNING AND DESIGN
$45/hr
$9K+ earned
Available now
Offers consultations
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I help startups and businesses design, build, and scale AI-powered applications, cloud-native platforms, and modern full-stack products.
With 9+ years of Full-Stack Development and 5+ years of Cloud Architecture experience, I've worked with startups, agencies, and growing businesses to deliver scalable software, cloud infrastructure, and intelligent AI solutions.
Since 2021, I've specialized in Artificial Intelligence, helping companies not only build AI-powered products from scratch, but also integrate AI capabilities into existing web and mobile applications.
Whether you're adding AI chat, AI agents, workflow automation, document intelligence, recommendation engines, semantic search, or generative AI features, I can help implement solutions that fit naturally into your existing architecture.
My expertise spans the complete product lifecycle—from architecture and infrastructure design to AI integration, backend development, deployment, monitoring, and production scaling.
What I Can Help You With
🤖 AI Engineering & Automation
- AI-powered SaaS applications
- AI integration into existing products
- AI feature development for web & mobile apps
- AI Agents & Agentic Workflows
- Workflow automation
- LLM integrations (OpenAI, Claude, Gemini, Llama)
- Retrieval-Augmented Generation (RAG)
- AI Chatbots & Virtual Assistants
- Knowledge Bases & Semantic Search
- Prompt Engineering
- Text, Image, Voice & Video AI
- Custom AI Copilots
- MCP (Model Context Protocol)
- AI API integrations
☁️ Cloud Architecture & DevOps
- AWS, Azure & Google Cloud
- Cloud-native application architecture
- Serverless solutions
- Event-driven architecture
- Infrastructure as Code (Terraform)
- Docker & Kubernetes
- CI/CD pipelines
- Cloud migration & modernization
- Performance optimization
- Monitoring & Observability
- High-availability systems
- Cost optimization
💻 Full-Stack Development
- Python (FastAPI, Django, Flask)
- Node.js & TypeScript
- React, Next.js, Vue.js & Angular
- REST APIs & GraphQL
- Microservices architecture
- PostgreSQL, MySQL, MongoDB & Redis
- Authentication & Authorization
- Third-party API integrations
- Performance optimization
- Enterprise SaaS development
📊 Data & AI Infrastructure
- Vector Databases
- Pinecone, Weaviate & ChromaDB
- AI Knowledge Bases
- Semantic Search
- Data Pipelines & ETL
- AI Analytics
- Recommendation Systems
- Business Intelligence
- Real-time Data Processing
- Technology Stack
- AI & Automation
OpenAI • Anthropic Claude • Google Gemini • Llama • LangChain • LangGraph • CrewAI • AutoGen • MCP • RAG
Backend
Python • FastAPI • Django • Flask • Node.js • TypeScript • JavaScript • Express.js • REST API • GraphQL
Frontend
React • Next.js • Vue.js • Angular • Tailwind CSS
Cloud & DevOps
AWS • Microsoft Azure • Google Cloud Platform • Docker • Kubernetes • Terraform • CloudFormation • Cloudflare • CI/CD
Databases
PostgreSQL • MySQL • MongoDB • Redis • Supabase • Firebase
Why Clients Work With Me
✔ Build AI-powered products from idea to production
✔ Integrate AI into existing applications without disrupting current workflows
✔ Design scalable cloud-native architectures
✔ Deliver clean, maintainable, and production-ready code
✔ Communicate clearly and work as a long-term technical partner
✔ Focus on measurable business outcomes—not just writing code
I don't just develop software—I help businesses make the right architectural decisions, reduce technical risks, and build systems that continue to scale as the business grows.
If you're looking for an AI Engineer who combines AI expertise, cloud architecture, and full-stack development to deliver reliable production systems, I'd be happy to discuss your project.
$30/hr
100%
Job Success
$8K+ earned
Offers consultations
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Muhammad Kamran R.
has worked
.
As a seasoned Senior Software Engineer, I specialize in engineering robust software solutions tailored to meet client objectives. My extensive expertise spans developing sophisticated web applications and ensuring optimal performance across various platforms.
Technical Proficiencies:
1. Programming Languages: C#, JavaScript, TypeScript, Python
2. Backend Development: .NET, Express, NestJS, Entity Framework, T-SQL (SQL queries, stored procedures, triggers)
3. Frontend Development: Angular, React, Next
4. DevOps & Cloud Technologies: Docker, Kubernetes, AWS, GCP, Terraform
5. Database Management: MSSQL, MongoDB, Postgres, Oracle, MySQL
6. Monitoring & Operations: Prometheus, Grafana, Datadog
7. Mobile: Flutter, React Native
8. Messaging Systems: RabbitMQ, Kafka
Key Contributions:
1. Successfully implemented scalable solutions for diverse sectors including Fintech, Healthcare, Tourism, and Management Systems.
2. Optimized database operations and integrated advanced frontend technologies to enhance user interfaces and experiences.
Core Strengths:
1. Innovative problem-solving with a focus on strategic technology integration
2. Rigorous attention to detail ensuring quality and precision in deliverables
3. Exceptional adaptability to new technologies and complex environments
4. Strong commitment to delivering on time and adhering to project guidelines
Professional Ethos:
1. I bring a positive attitude and dedicated work ethic, aiming to exceed expectations and foster lasting client relationships.
As your technology partner, I am committed to turning your vision into a high-performing digital reality, leveraging a comprehensive skill set and a proactive approach to challenges.
$40/hr
100%
Job Success
$90K+ earned
Start of list.
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🚀 𝗘𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻 𝗔𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁 | .𝗡𝗘𝗧, NodeJS, 𝗣𝘆𝘁𝗵𝗼𝗻 | 𝗦𝗰𝗮𝗹𝗮𝗯𝗹𝗲 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 & 𝗖𝗹𝗼𝘂𝗱 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀
With 15+ years of hands-on experience, I design and build enterprise-grade, cloud-native applications using ..𝗡𝗘𝗧 (𝗖#, 𝗔𝗦𝗣.𝗡𝗘𝗧 𝗖𝗼𝗿𝗲), 𝗮𝗻𝗱 𝗣𝘆𝘁𝗵𝗼𝗻 (𝗗𝗷𝗮𝗻𝗴𝗼, 𝗙𝗹𝗮𝘀𝗸, 𝗙𝗮𝘀𝘁𝗔𝗣𝗜, 𝗔𝗜/𝗠𝗟). My focus is on delivering robust, scalable, and secure solutions tailored for business growth.
I specialize in:
✅ Backend Development
✅ Solution Architecture & System Design
✅ Clean, Modular, and Testable Code
✅ Cloud Infrastructure (Azure, AWS, GCP)
✅ Microservices & CI/CD Automation
💼 Tech Stack & Expertise:
🔹 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿𝗶𝗻𝗴:
✔️ .NET Core / ASP.NET MVC / C# / Web API
✔️ Python (Django, FastAPI, Flask)
✔️ Multithreading, Message Queues, Event-Driven Systems
✔️ RESTful & gRPC APIs
🔹 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞 & 𝐃𝐞𝐬𝐢𝐠𝐧 𝐏𝐚𝐭𝐭𝐞𝐫𝐧𝐬:
✔️ Scalable System Design, Load Balancing
✔️ Clean Architecture, SOLID Principles
✔️ Domain-Driven Design (DDD)
✔️ API Gateways, Service Mesh, Event-Driven Architecture
✔️ Monolith to Microservices Migration
🔹 𝗗𝗲𝘃𝗢𝗽𝘀 & 𝗖𝗜/𝗖𝗗:
✔️ Docker, Kubernetes
✔️ Jenkins, GitHub Actions, GitLab CI/CD
✔️ Azure DevOps, AWS CodePipeline
✔️ Infrastructure as Code (Terraform, Ansible)
🔹 𝗖𝗹𝗼𝘂𝗱 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀:
✔️ Microsoft Azure (App Services, Functions, AKS)
✔️ AWS (EC2, ECS, Lambda, RDS, S3)
✔️ GCP (Basic Exposure – Cloud Run, Storage)
🔹 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲 𝗦𝘆𝘀𝘁𝗲𝗺𝘀:
✔️ SQL Server, PostgreSQL, MySQL
✔️ MongoDB, Redis
✔️ Query Optimization & Database Design
🧩 𝐓𝐨𝐨𝐥𝐢𝐧𝐠 & 𝐁𝐞𝐬𝐭 𝐏𝐫𝐚𝐜𝐭𝐢𝐜𝐞𝐬:
API Documentation (Swagger/OpenAPI)
Git (GitHub, GitLab, Bitbucket), Swagger, Postman
Agile/Scrum, Unit & Integration Testing (xUnit, NUnit, JUnit, Mockito)
✅ 𝗪𝗵𝘆 𝗪𝗼𝗿𝗸 𝗪𝗶𝘁𝗵 𝗠𝗲?
I bring a solution-driven mindset, a strong focus on clean code, and the ability to lead teams or work independently on full-stack and backend-heavy enterprise systems. Whether you need to build a platform from scratch or optimize an existing architecture, I’m here to help you succeed.
📩 Let’s talk about how I can contribute to your next project’s success.
United States
$100/hr
100%
Job Success
$600K+ earned
Available now
Offers consultations
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Senad C.
has worked
.
Top 3% of all Freelancers on Upwork. I build Power BI dashboards optimized for performance and scale, from traditional setups to advanced Microsoft Fabric and data model architectures.
Specializing in: Real-time analytics, Power BI optimization and creation, SQL, Python, Fabric, and Azure. 6+ years delivering dashboards organizations actually use.
I'm a Data Engineer, a Power BI and Microsoft Fabric specialist who builds data tools that are fast, scalable, and actually get used.
What I Do:
• Power BI development (semantic models, DAX, real-time dashboards)
• Microsoft Fabric implementation (Lakehouse, Data Factory, Notebooks, Pipelines)
• Data transformation and automation (SQL, Python)
• AI-powered business workflow automation
• Performance optimization for slow or bloated reports
Results I've Delivered:
• Automated manual reporting workflows that used to take entire days
• Cut dashboard load times from minutes to seconds
• Scaled datasets from 100K to 10M+ rows without performance loss
• Built real-time monitoring to replace outdated static reports
Specializations:
• Healthcare (PACE, HIPAA, PHI, EHR, etc.)
• Finance (P&L, AUM, Forecasting, etc.)
My Approach:
I always leave things better than I found them. That means proper data modeling, clean DAX, git workflows, and documentation your team can actually work with.
Have a project in mind? Click "Invite" to start discussing today!