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United States
$75/hr
100%
Job Success
$40K+ earned
Start of list.
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I'm an MIT Graduate with over 20 years' experience developing Excel and Google spreadsheets, Access databases, and macros as a VBA programmer. I'm also a Technical Writer with expertise in documentation, editing, and proofreading.
I'm a Native English speaker with a major in Humanities (Tech Writing).
I've written and created spreadsheets for the software, aerospace, engineering, biotech, financial, and public utility industries.
My assignments have included Amgen, Aramark Uniform Services, Capstone Turbine, Meggitt Information Systems, and Kaiser Permanente.
(You can see more on my LinkedIn profile.)
$40/hr
100%
Job Success
$5K+ earned
Start of list.
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Full-Stack Engineer | Java Spring Boot | Angular | Python | Node.js | MEAN / MERN | Cloud, AI & DevOps (AWS)
Hi, I’m Muhammad Talha, a results-driven Full-Stack Developer with over 8 years of hands-on experience building secure, scalable, and high-performance applications. I have successfully delivered end-to-end solutions for industries including Banking, IoT, and Healthcare, transforming complex business requirements into production-ready software.
I specialize in working across the full software development lifecycle. From understanding business needs and designing robust system architectures to developing clean, maintainable code and deploying applications to cloud environments, I take full ownership of the development process to ensure reliable and efficient outcomes.
**Backend Development**
I have strong expertise in Java and Spring Boot, with extensive experience building RESTful APIs, microservices-based architectures, and secure backend systems. I focus on performance, scalability, and clean code practices using Hibernate and industry-standard design patterns.
**Frontend Development**
On the frontend, I develop modern, responsive, and user-friendly interfaces using Angular, React, TypeScript, and Material UI. I ensure seamless integration between frontend and backend systems, delivering smooth user experiences across devices.
**Cloud & DevOps**
I work with AWS to deploy and manage scalable cloud-based applications. My DevOps experience includes Docker, Kubernetes, and CI/CD pipelines, enabling automated, reliable, and efficient deployments while minimizing downtime.
**Databases**
I have worked extensively with both relational and NoSQL databases, including MySQL, PostgreSQL, and MongoDB. I design optimized data models and queries to ensure performance, reliability, and data integrity.
**Best Practices & Quality**
I follow SOLID principles, Test-Driven Development (TDD), and proven design patterns to build maintainable and future-proof applications. Performance optimization, security, and long-term scalability are always top priorities in my work.
Clients value my problem-solving mindset, clear and proactive communication, and commitment to delivering high-quality solutions on time. If you’re looking for a dependable full-stack developer who can take ownership of your project and turn your ideas into a reliable, scalable product, I’d be happy to connect and discuss your requirements.
$35/hr
100%
Job Success
$3K+ earned
Offers consultations
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Your data pipeline is either driving decisions, or quietly slowing your business down.
Most teams don’t struggle with data volume, they struggle with reliability. Pipelines fail without alerts, dashboards lag behind reality, and engineers spend more time fixing than building. The result is slower decisions, growing technical debt, and missed opportunities.
I design and build robust, scalable data systems that simply work, from ingestion to analytics-ready data. The focus is always on clarity, performance, and reliability, so your team can trust the data and move faster without constant firefighting.
My tech stack: Python, SQL, Spark, Apache NiFi, Airflow, Kafka, Flink, Snowflake, BigQuery, AWS, GCP, Docker, Terraform, and FastAPI.
If you share your current setup or challenge, I’ll break down exactly how to fix or scale it. I usually respond within a few hours.
$45/hr
100%
Job Success
$500K+ earned
Offers consultations
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Cloud DevOps Engineer | AWS · Kubernetes · Terraform. I migrate legacy systems to cloud-native infrastructure: faster releases, lower costs, zero downtime.
Backed by a 330+ engineer team with 20+ years of full-cycle development experience, I specialize in cloud migrations, CI/CD automation, and infrastructure as code – for startups scaling fast and enterprises modernizing legacy platforms.
From monolith-to-microservices transformations to HIPAA-compliant cloud architecture, I deliver infrastructure that teams can actually rely on.
💡 Case Studies
🚛 MyCarrier (Logistics SaaS) – Led a full cloud transformation for the #1-rated TMS platform on G2. Migrated a monolithic codebase to microservices on Azure, built a CI/CD pipeline from scratch, and moved all user data to the cloud with zero disruption to end users.
Result: 99.9% system availability · delivery time cut from hours to minutes · $36.8M raised in funding.
🏥 Flexwise Health (HealthTech) – Migrated a U.S. healthcare workforce platform from bare-metal to Amazon EKS. Built GitOps workflows with ArgoCD, implemented IaC with Terraform, full observability with Prometheus & Grafana.
Result: 80% improvement in fault tolerance · 2x faster release cycles · 35% reduction in infrastructure costs · HIPAA-compliant · $6M funding secured.
📡 MyPlace Connect (Marketing SaaS) – Migrated a hospitality SaaS to Kubernetes, built CI/CD with GitOps patterns, implemented centralized Prometheus + Grafana monitoring.
Result: 99.8%+ uptime · 50% cut in infrastructure scaling costs · 85% faster incident response · 30% customer growth in the first 6 months.
☁️ Cloud & Infrastructure
AWS (EKS, EC2, RDS, S3, Lambda, CloudFront, Route53, IAM, VPC)
Azure (App Service, Functions, Storage Account, Azure SQL)
GCP · DigitalOcean
Terraform · CloudFormation · Pulumi
Docker · Kubernetes · Helm
🔁 CI/CD & GitOps
GitHub Actions · Jenkins · GitLab CI · CircleCI · Bitbucket Pipelines
ArgoCD · Flux · Blue/Green & Canary deployments
Zero-downtime migrations · Automated rollback pipelines
📊 Monitoring & Observability
Prometheus · Grafana · Datadog · ELK Stack
CloudWatch · PagerDuty · SLA dashboards & alerting
🤖 AI Automation & DevOps Workflows
n8n · Zapier · AI-powered infrastructure automation
LLM-integrated monitoring & anomaly detection pipelines
AI Agents for incident classification and automated response
🔐 Security & Compliance
HIPAA-compliant infrastructure · GDPR-ready environments
HashiCorp Vault · AWS Secrets Manager
Zero-trust architecture · EASM (External Attack Surface Management)
Why teams choose us:
✅ 330+ engineers – a full-cycle team behind every DevOps engagement
✅ 20+ years delivering production-grade infrastructure across HealthTech, Logistics, Marketing SaaS, and FinTech
✅ HIPAA & GDPR-compliant infrastructure – we know what regulated environments require before you ask
✅ Every migration is planned with zero downtime as a non-negotiable requirement
✅ Transparent process: audit → migration plan → phased execution → monitoring handover
Send me a message – describe your infrastructure challenge and I'll respond within a few hours with an honest assessment and a clear action plan.
[Updated: April 2026]
Associated with
IT CRAFT YSA GMBH
$4M+
earned
$45/hr
97%
Job Success
$600K+ earned
Available now
Offers consultations
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I help companies build AI systems that extract, validate, and route data from PDFs, scans, emails, spreadsheets, and internal knowledge bases into the tools their teams already use.
My main focus is AI document processing, OCR, data extraction, and RAG-based automation for real business workflows. This usually means combining OCR, LLMs, retrieval pipelines, validation rules, human review, APIs, and CRM/ERP/database integrations into one reliable process — not just building a standalone AI demo.
Together with the Businessware Technologies team, I have worked on medical form OCR, scanned receipt extraction, bank statement parsing, technical document layout extraction, newspaper OCR and segmentation, Azure Document Intelligence customization, RAG agents, AI assistants, and document processing pipelines for legal, healthcare, finance, logistics, and operations teams.
A typical project starts with understanding the business process: what documents come in, what data needs to be extracted, where errors happen, who reviews the result, and where the final output should go. From there, we design and build a practical system that fits your data quality, budget, timeline, and risk level.
My skills: Data Extraction, OCR Software, Document Analysis, AI Development, Intelligent Document Processing, Document Automation, Retrieval-Augmented Generation, OpenAI API, Python, FastAPI, LangChain, Vector Database, Azure AI Document Intelligence, AWS Textract, API Integration, Workflow Automation, AI Agent Development, Computer Vision, Natural Language Processing, n8n.
Associated with
Businessware Technologies
$700K+
earned
$30/hr
96%
Job Success
Available now
Start of list.
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Asser B.
has worked
.
Clients come to me when something needs to work reliably and scale.
I've spent the last few years building SaaS platforms, ETL pipelines, AI-powered tools, and automation systems in Python/Typescript, and I've managed dev teams without stepping away from the actual work.
What I work on:
📊 Data Engineering and ETL: Pipelines that pull from APIs, databases, or scraped sources, transform and clean the data, and load it where it needs to go. I've worked with PostgreSQL, Redis, Neo4j, Google Sheets, and REST APIs as both sources and targets.
🤖 AI Integration: OpenAI API (GPT-4, embeddings, function calling, fine-tuning), Claude API via the Anthropic SDK, and Claude Code for agentic workflows. I build practical AI features into real products, not demos. Customer support bots, document processing, classification pipelines, and LLM-backed automation.
⚙️ Automation and Backend: Flask and FastAPI services, webhook handlers, Dockerised microservices, scheduled jobs, and anything that ties systems together. I handle full deployment cycles on Linux servers with Docker and docker-compose.
🕷️ Web Scraping: Anti-detection Selenium/Playwright with proxy rotation, multi-threaded Chrome profiles, dynamic content handling, and structured data output pipelines ready for downstream processing.
💬 Bot and Messaging Platforms: Telegram, Discord, Instagram (Graph API and automation), Facebook Marketplace, WhatsApp (Twilio and Meta API), and SMS workflows via Twilio. I build bots as part of larger systems tied to real-time data, alerts, CRMs, or user dashboards, not standalone scripts.
I've led developer teams, written technical documentation, and delivered across fixed-price and long-term retainer formats. If you need someone who can scope, build, and own a data or automation project end to end, let's talk.
📚 Stack:
Languages: Python, TypeScript, JavaScript, Rust, SQL
Backend: FastAPI, Flask, Django, Node.js
Frontend: React, Next.js, Tailwind CSS
AI: OpenAI API (GPT-4, embeddings, function calling, fine-tuning), Anthropic Claude SDK, Claude Code, RAG
Vector stores: pgvector, Pinecone, Chroma, Qdrant, Weaviate, FAISS
Databases: PostgreSQL, Redis, Neo4j, SQLite, MySQL, MongoDB, Google Sheets API
Scraping: Selenium, Playwright, proxy rotation, multi-profile Chrome, BeautifulSoup, Puppeteer
Messaging: Telegram, Discord, Instagram Graph API, WhatsApp (Meta and Twilio), Twilio SMS
Infra and DevOps: Docker, docker-compose, Linux, systemd, Caddy, Vercel, Railway, Hetzner, AWS, Git
Associated with
Datatonia
$45/hr
94%
Job Success
$100K+ earned
Start of list.
End of list.
Hello there,
I am a certified no code/automations/web developer with extensive Experience in Make, Python, Zapier, Integromat, ChatGPT, OpenAI and API.
I have vast experience in Zapier, Integromat(Make) Platform, automation, data flows through scenarios, Functions, Scheduling, Triggers, Iterators/Aggregators, HTTP/SOAP/XML/JSON modules to connect Apps. I've extensively worked with automation solutions like Zapier, Integromat and have integrated them to a range of CRMs. I have done Automations in Emails, Hubspot, Twilio, Google Sheets, Airtable, Salesforce, Excels, Pipedrive, Notion, Monday.com, Surveymonkey, JotForms, Asana/Trello, Slack and Many Others. I am highly Skilled in MEAN and Mern Stack, PHP, Python, REST API, Webhooks, MySQL, and GIT. I have extensive experience on CMS like Wordpress, Shopify and more.
For hubspot
I have worked on Hubspot Landing Page
Hubspot CRM
Hubspot Leads
Hubspot Email Marketing
Hubspot API and Much More.
+ Databases: MySQL, MS SQL, SQLite, Postgresql, NoSQL, MongoDB, Core data
+ Ruby on Rails, Grunt/Gems/Spree/HAML/Capistrano/Rspec/Bundler/Rake, Python/Django/Flask/
+ Strong QA and Application Design skills.
+ Web Scraping, Web Development/Customization, Speed Optimization of Websites.
I am a skilled developer in developing Chrome extensions using JavaScript Frameworks for personal and commercial use.
My advantages are:
— every day reports about progress;
— well commented enterprise-ready source code
— ultra-fast response time;
— all tasks are recorded to the Issue Tracking system.
Client satisfaction is my main Objective. So whatever will be the requirements according to my skills, I always complete the tasks within the specified Time interval and on reliable cost.
please get in touch.
Regards,
Manas.
$70/hr
100%
Job Success
$7K+ earned
Available now
Start of list.
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Hello and welcome - when it comes to building scalable cloud systems, I believe in getting it right the first time, because the proof is always in the pudding.
I'm a Senior Cloud & Full-Stack Engineer with experience building secure, scalable, and production-grade applications using .NET, Python, and Node.js across Microsoft Azure and AWS environments. I focus on developing systems that are reliable, maintainable, and designed to support real operational workflows, high transaction volumes, and long-term growth.
My background includes SaaS platforms, cloud-native backend systems, API integrations, payment workflows, and modern web applications. I've worked on projects involving subscription billing, operational dashboards, third-party integrations, automation workflows, and multi-tenant architectures while helping teams improve scalability, deployment reliability, and overall system maintainability.
Core Expertise
Full-Stack & API Engineering
- ASP.NET Core / .NET Web API
- Python (FastAPI, Django)
- Node.js (NestJS, Express)
- React, Next.js, Angular
- Microservices & distributed system architecture
- RESTful API design & implementation
- Secure authentication & authorization (OAuth2, JWT, RBAC)
- Clean architecture & scalable code structure
Cloud Engineering & DevOps
- Azure (App Services, Functions, Cosmos DB, Storage, Service Bus, Key Vault)
- AWS (EC2, Lambda, S3, RDS, API Gateway, IAM, CloudWatch)
- Serverless and event-driven architectures
- CI/CD pipeline implementation
- Docker & containerized deployments
- Infrastructure scalability & performance optimization
- Monitoring, logging, and reliability engineering
API, AI & Payment Integrations
- Third-party API integrations
- AI API integrations and automation workflows
- Stripe, PayPal, Square payment systems
- Subscription billing & recurring payment workflows
- Marketplace and multi-tenant payment models
- Secure transaction processing
- Webhooks & event-driven communication systems
I focus on building systems that are:
- Secure and reliable
- Scalable and maintainable
- Optimized for cloud performance
- Structured for long-term growth
I value clear communication, practical problem-solving, and delivering systems that support both technical stability and business operations.
United States
$95/hr
100%
Job Success
$400K+ earned
Available now
Offers consultations
Start of list.
End of list.
AWS Certified Solutions Architect - "Top Rated" freelancer with over $300K in completed AWS cloud engineering overlapping with DevOps on Upwork, and other sales funnels. Specializing in AWS and can speak multi-cloud (can quickly pivot to equivalent of AWS services on Azure and GCP). Proven success in cloud engineering, infrastructure migration, system administration, disaster recovery, database management, and long-term support.
CORE TECHNICAL SKILLS
• Cloud & Infrastructure Tools: Amazon Web Services (EC2, RDS [AWS Aurora/MySQL/MariaDB/PostgreSQL], AWS DynamoDB, IaC (AWS CloudFormation and others), CI/CD, S3, IAM, VPC, CloudWatch, Lambda, SES, DMS, ECR, ECS Fargate), exposure to Azure and GCP environments.
• Containers: Docker, EKS, ECS Fargate, containerized microservice operations
• System Operations: Linux/Windows Server Admin, AWS CloudWatch, Uptime/Performance Tuning, Disaster Recovery
• Databases: MySQL, MariaDB, PostgreSQL, Oracle, AWS RDS
• Networking & Security: AWS IAM, VPC, Security Groups, WAF, SSH, SFTP, Cloudfront DNS
• Tools: Bash, Git, Bitbucket, AWS CodePipeline, Travis, WordPress Migration, Sendy, Docker, containerized automation workflows
$25/hr
100%
Job Success
$600K+ earned
Available now
Start of list.
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Dhruv P.
has worked
.
With over 10 years of professional experience, including 6 years as a Python Developer and 4 years specializing in AI/ML, I bring a wealth of technical expertise and innovative thinking to every project. My focus lies in delivering cutting-edge AI solutions that redefine efficiency, enhance decision-making, and unlock new possibilities for businesses.
Specializing in Generative AI (GenAI), I have deployed state-of-the-art models like GPT, LLaMA, and BERT to develop tools that simplify workflows, create meaningful insights, and power next-generation applications. Whether it's building intelligent chatbots, predictive analytics systems, or AI-powered automation solutions, I ensure every deliverable is tailored to the client’s unique needs.
My experience spans diverse industries, including fintech, healthcare, e-commerce, and crypto, where I have consistently designed and implemented domain-specific AI solutions. From predictive fraud detection in banking to healthcare diagnostics using NLP models, I excel at addressing complex challenges with innovative strategies.
🌟 Core Competencies:
✔️ Generative AI Expertise: I have fine-tuned and deployed GPT models for conversational AI, adaptive content creation, and dynamic data analysis, delivering tangible business outcomes.
✔️ AI/ML Development: Leveraging frameworks like TensorFlow, PyTorch, and Scikit-learn, I build high-performance machine learning systems that drive intelligent automation.
✔️ Cloud-Native AI Solutions: My expertise includes deploying AI models on AWS, Google Cloud, and Azure, ensuring scalability, reliability, and high availability.
✔️ Web Scraping & Data Automation: I specialize in advanced scraping techniques using Selenium, Scrapy, and API integrations, delivering precise data for actionable insights.
✔️ Natural Language Processing: With tools like Hugging Face and LangChain, I create tailored NLP workflows for applications in sentiment analysis, text summarization, and intelligent chatbots.
💼 Technology Stack:
I bring a comprehensive technology stack, ensuring robust and scalable solutions:
✔️ Languages: Python (3.x, 2.7), SQL, JavaScript, HTML/CSS, YAML, Markdown.
AI/ML & Generative AI: TensorFlow, PyTorch, Hugging Face Transformers, LangChain, GPT (ChatGPT), BERT, T5, LLaMA, Scikit-learn, OpenCV, Dialogflow, LoRA, PEFT, NLTK, SpaCy.
✔️ Frameworks: Django, Flask, FastAPI, Streamlit, Tornado, DRF.
✔️ Libraries & APIs: OpenAI API, REST APIs, SQLAlchemy, Selenium, Scrapy, BeautifulSoup, Multiprocessing, Celery, Alembic.
✔️ Databases & Storage: MySQL, PostgreSQL, MongoDB, Redis, Cassandra, DynamoDB, AWS S3, Google Cloud Storage, BigQuery.
✔️ Cloud Platforms: AWS (EC2, SageMaker, Lambda), Google Cloud (BigQuery, Cloud Functions), Azure ML Studio.
✔️ Visualization & Analytics: Tableau, Power BI, Looker, Matplotlib, Plotly, Streamlit.
✔️ Development Tools: Docker, Kubernetes, Jupyter, Google Colab, VS Code, PyCharm.
✔️ Project Management & Collaboration: JIRA, Trello, Slack, Confluence.
🏆 Key Achievements:
✔️ In fintech, I developed fraud detection systems and predictive analytics platforms, optimizing security and decision-making processes for clients.
✔️ For healthcare, I created NLP-driven diagnostic tools and pre-annotation systems, integrating AI into clinical workflows for enhanced accuracy and efficiency.
✔️ In e-commerce, I designed AI-powered chatbots that transformed user interactions, increasing customer satisfaction and retention rates.
✔️ My web scraping expertise enabled clients to extract structured data for business intelligence, enhancing operational efficiency.
✔️ Leveraging Generative AI, I automated content creation for marketing and operational workflows, delivering high-quality results at scale.
🚀 Why Work With Me?
I am passionate about harnessing the power of AI to solve real-world problems. My commitment to lifelong learning ensures I stay on the cutting edge of technological advancements, empowering me to deliver transformative solutions tailored to your business.
Collaboration is at the heart of my work ethic. By understanding your vision and aligning it with actionable strategies, I aim to exceed expectations and build innovative, high-performing applications that stand out in today’s competitive landscape.
Let’s collaborate to transform your ideas into intelligent AI solutions. Reach out, and let’s create something exceptional together!