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$17.78/hr
$100+ earned
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As a seasoned software architect and backend developer, I bring extensive expertise in backend development, REST API development, and AWS services, including Lambda and DynamoDB. My career goal is to excel as a software architect, leveraging my robust skill set to design and implement highly available and scalable applications. I have a proven track record of leading and delivering successful projects. In my previous role, I developed a property interest ranking mechanism that significantly increased user engagement, tripling the number of subscribers. I also created an ERP system for managing production, transportation, and finance, showcasing my ability to handle complex systems. Additionally, I developed a localized e-commerce platform that supported local businesses, and an electricity project to calculate carbon emissions, both demonstrating my versatility in various domains. My expertise extends to REST API development, where I contributed to a social media application for a government entity, enabling user participation in local sports events and creating a comprehensive ads module. My recent projects include developing an event management application for a leading cloud provider, which featured session registration, live polling, and interactive games, achieving 100% test coverage. I hold a Master’s degree in Computer Application (MCA) from Jaipur National University with a CGPA of 7.8, and a Bachelor’s degree in Computer Application (BCA) from Gujarat University with a CGPA of 6.9. My commitment to continuous learning is reflected in my certifications, including AWS Certified Solutions Architect - Associate and various specialized courses on serverless APIs, Redis data structures, and artificial intelligence. My technical skills encompass cloud services (AWS Lambda, SQS, DynamoDB, S3, EC2), backend frameworks (NodeJS, ExpressJS), frontend frameworks (Angular, Vue, React), databases (PostgreSQL, MySQL, MongoDB, DynamoDB), and development tools like Microsoft Visual Studio Code. I am proficient in version control using Bitbucket, GitLab, and GitHub, and adept at utilizing tools and services such as Postman, JIRA, and Confluence. With strong teamwork, communication, and problem-solving abilities, I am well-equipped to contribute effectively to any project, ensuring high-quality outcomes and innovative solutions.
$90/hr
$100K+ earned
Available now
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You built or bought a SaaS product that works, and you still cannot step away from it. Revenue is coming in. You are also spending thousands a month on development, and you are the one holding it together. You are the project manager, the QA team, and the translator between what you want and what actually gets built. I work with B2B SaaS founders in that spot. I replace dev arrangements that are not producing with one senior engineer who can diagnose the product, write the spec, and ship production code. You get the architectural judgment of a fractional CTO and the hands-on output of a principal engineer in one seat. Where I have done this: - I built the MVP for CastIron, a multi-seller e-commerce platform, and it was acquired within three years. - I took P4P Software, a performance-pay payroll product for field-services crews, from zero to $250K ARR as the lead. - I inherited CoPilotCRM in bug hell, helped grow it to $4M+ ARR, and helped recruit the Head of Product. - With ProBooks, a B2B bookkeeping SaaS, I consolidated several contractors into one agentic development workflow and cut deployment time by about 90%. - Earlier, as a founding frontend engineer at ActiveCampaign and a principal engineer at Laurel.ai, I helped scale products to millions of users and led serious product architecture work inside larger software companies. How I work: I write specs before code. That is how we stop re-explaining the same feature three sprints in a row. You review the product logic in plain English before anyone burns a sprint building the wrong thing. I also evaluate the people and workflow you already have. If your developers are solid, I give them better direction. If the setup is wasting money, I show you where and help fix it. Most Upwork engagements should start with a one-week Clarity Audit. I review the codebase, roadmap, dev workflow, and team, then deliver a written report with what is working, what is wasting money, and what to fix first. The Audit is $997 and credits forward for 30 days against an ongoing engagement if we continue. Good fits: - B2B SaaS founders paying for development that is not producing. - Products with users, revenue, and a roadmap that keeps slipping. - Multi-tenant or multi-product platforms that need the architecture to hold as the product line grows. - Legacy and modern dual-platform setups where the old system still has to run while the new one takes over. - Vibe-coded or contractor-built products that need a production-grade base. - Founders who want a senior technical partner who will tell them the truth and write the code. Poor fits: - Cheap MVP builds. - Equity-only technical cofounder searches. - Design-only work. - Teams that only want more hands without fixing why the current hands are not producing. If this sounds like your situation, send me a message and I will tell you whether I think the Audit is the right first step. Skills - React - React Native - TypeScript - Node.js - Next.js - SaaS Development - Software Architecture - AWS Development - API Development - JavaScript - Stripe - PostgreSQL - Design Systems - Cloud Architecture - Firebase - Technical Consulting, CTO, or Fractional CTO - Agentic Development / AI powered development backed by an experienced engineer
$25/hr
$1K+ earned
Available now
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I work with my expert IT Power Team to deliver reliable, scalable, and modern digital solutions for startups, enterprises, and growing businesses. 💻 Our Core Expertise -Web & Software Development -Custom Website Development -Website Platforms & CMS Full-Stack Web Applications -Custom Software Development -APIs & Third-Party Integrations -AI & Automation Solutions -AI Development & Consulting -AI-Powered Websites & Software -AI Mobile Applications AI Agents & Automation Workflows -Chatbot Development (Web, WhatsApp, CRM, Support) -Data Model Training & Optimization -Generative Engine Optimization (GEO) -Vibe Coding & Rapid AI Prototyping Automation & System Integration -Business Process Automations -AI Agents for Sales, Support & Operations -Custom APIs & System Integrations -VoIP & Telephony Solutions -VoIP System Setup & Support -3CX Configuration & Deployment -FreePBX & Asterisk -Cloud PBX Solutions -Call Center & CRM Integrations ✅ Why Choose Us? -Strong technical expertise with real-world experience -Clean, scalable & secure development -Business-focused AI solutions (not just demos) -Fast communication & long-term support -On-time delivery with clear documentation 📂 For more references, please review the completed projects listed on my Upwork profile.
Muhammad Moazzam J. has worked .
Syed Abid R.
$25/hr
100% Job Success
$1K+ earned
Offers consultations
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AWS Solutions Architect | AWS DevOps | AWS Serverless | CI/CD | Cloud Migration | AWS Cost Optimization | Fulfill Your Business Needs with Scalable AWS Cloud Solutions | Save up-to 50% cost ➤ Achievements 🎖️ Top Rated 🎖️ Completed 170+ AWS projects 🎖️ Served 55+ satisfied clients 🎖️ 10+ Years of experience in industry 🎖️ Recognized for excellence in AWS cloud solutions and innovation ➤ Are you ready to leverage the power of AWS Cloud to accelerate your business growth? As an experienced AWS Expert, I specialize in delivering tailored AWS solutions that are scalable, secure, and cost-effective, ensuring your business thrives in the cloud environment. ➤ What I Offer: ➤ AWS Cloud Services: - Compute & Storage: EC2, S3, RDS, EBS, EFS, FSx - Serverless Solutions: Lambda, API Gateway, DynamoDB, Step Functions, SQS, SNS - Networking & Security: VPC, IAM, CloudFront, WAF, Route 53, Direct Connect, Shield - Automation & Deployment: CloudFormation, CodePipeline, CodeDeploy, Elastic Beanstalk, OpsWorks - Monitoring & Optimization: CloudWatch, Cost Explorer, Trusted Advisor, CloudTrail, X-Ray - Data Analytics & AI/ML: Redshift, Glue, Athena, SageMaker, Rekognition, Comprehend - Database Services: Aurora, Neptune, ElastiCache, Timestream - Multi-Cloud Expertise: Extensive experience with AWS, Azure, and GCP, ensuring optimal cloud solutions for your project ➤ Key Skills and Expertise: -AWS Cloud Architecture & Strategy: Designing robust AWS architectures that align with your business goals. -AWS Cloud Migration: Seamless migration of applications and data to AWS with minimal downtime. -AWS DevOps & CI/CD: Building and managing CI/CD pipelines using AWS CodePipeline, CodeBuild, and Jenkins -AWS Serverless Architectures: Developing efficient serverless applications using AWS Lambda and other AWS services. -AWS Security & Compliance: Ensuring your AWS environment meets industry standards and security best practices. -AWS Cost Optimization: Analyzing and optimizing AWS usage to reduce costs while maximizing performance. ➤ Why Choose Me? -Proven Expertise: Successfully completed numerous projects as an AWS Solutions Architect, with 10+ years of experience, delivering high-quality outcomes. -Certified Professional: As an AWS Certified Solutions Architect, I bring a deep understanding of AWS cloud technologies and best practices. -Client-Centric Approach: Dedicated to providing AWS solutions that meet your unique business requirements and exceed expectations. Let’s transform your cloud journey together! Feel free to reach out and schedule a consultation. I look forward to working with you!
Optimisers Pty Ltd
Associated with
Optimisers Pty Ltd
$1K+
earned
$25/hr
83% Job Success
$30K+ earned
Offers consultations
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Are you looking for a developer who can build your web app, fix your backend, or deploy your project on AWS without overcomplicating things? I work with startups and small businesses to ship reliable full-stack applications quickly and cleanly. What I can help you with: - Build REST APIs with Node.js and connect them to your React frontend - Deploy your application on AWS (EC2, Lambda, S3, Amplify) - Set up or migrate your database - MongoDB or Supabase - Fix bugs, improve performance, or add new features to your existing project - Git/GitHub setup, CI/CD pipelines, and AWS ECS/EKS deployment - NestJS backend development and PostgreSQL integration How I work: I give you honest timelines. I ask the right questions before starting. I deliver clean, documented code - not just something that works today and breaks tomorrow. Recent work I have done: - Migrated a Node.js app from EC2 to Lambda and DynamoDB, reducing hosting costs by 70% while handling 10x traffic spikes - Built a Next.js dashboard with real-time subscriptions and Stripe billing integration, launched in 30 days - Designed and deployed serverless AWS architecture for a SaaS MVP from scratch Tech I use daily: Backend: Node.js, NestJS, Express, TypeScript Frontend: React, Next.js, TailwindCSS Database: MongoDB, Supabase, PostgreSQL, DynamoDB AWS: Lambda, EC2, S3, ECS, Amplify, Step Functions, AppSync DevOps: Docker, GitHub Actions, CI/CD pipelines Available now. I respond within a few hours and am happy to have a quick call to understand your project before you commit to anything.
Rafae K. has worked .
$200/hr
100% Job Success
$60K+ earned
Available now
Offers consultations
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*** Please see my portfolio below.*** As a seasoned Data Engineer, n8n Automation Specialist, and AI Engineer with over 10 years of hands-on experience, I specialize in building scalable data pipelines and robust machine learning models that drive business value. My expertise lies in designing and implementing end-to-end data solutions, from real-time streaming architectures to batch processing systems, coupled with production-ready machine learning infrastructure. My background in building large-scale data platforms has provided me with a deep understanding of distributed systems, data architecture, and MLOps, enabling me to deliver comprehensive solutions. Services I Offer: Machine Learning: - Model Development: Build and train machine learning models, including image classification, natural language processing (NLP), clustering, and regression models. - MLOps: Design and implement real-time feature pipelines and model training pipelines, including automated hyperparameter tuning and continuous model improvement. - Data Engineering: Create ETL pipelines for data preprocessing and feature engineering to prepare data for machine learning models. - Model Deployment: Deploy models to production environments using AWS SageMaker, TensorFlow Serving, or Dockerized environments. - AI-Powered Solutions: Implement AI-based solutions like chatbots, recommendation systems, fraud detection, predictive analytics, and AI agents for various use cases. Data Engineering: - Streaming Pipelines: Design and implement real-time data streaming solutions using AWS Kinesis Data Streams and Kinesis Firehose for high-throughput data ingestion and processing. - Batch Processing: Develop automated batch processing workflows using AWS Glue ETL jobs and Apache Spark, optimizing for large-scale data transformations. - PySpark Development: Create efficient PySpark scripts for complex data transformations, including data cleaning, aggregation, and feature engineering within AWS Glue jobs. - ETL Pipeline Orchestration: Build and maintain end-to-end ETL pipelines using AWS Step Functions and Apache Airflow for both batch and streaming workloads. - Data Lake Architecture: Design and implement data lake solutions using S3 and AWS Glue Data Catalog, ensuring efficient data organization and accessibility. - Data Quality & Monitoring: Implement data quality checks and monitoring systems to ensure data integrity throughout the pipeline process. Cloud Infrastructure Deployments & Configurations: - Infrastructure Automation: Automate infrastructure provisioning and management using tools like Terraform, AWS CloudFormation, and Ansible. - CI/CD Pipelines: Design and deploy continuous integration/continuous deployment (CI/CD) pipelines using AWS CodePipeline, Jenkins, or GitLab CI. - Monitoring & Performance: Set up application monitoring using CloudWatch, Prometheus, Grafana, and Datadog to ensure optimal system performance. - Containerization & Orchestration: Build and manage containerized applications using Docker and Kubernetes, enabling scalable and resilient application architectures. - Security & Compliance: Implement security best practices for DevOps pipelines, ensuring compliance with industry standards like SOC 2, HIPAA, or GDPR. Solution Architecture Design: - Cloud Infrastructure Design: Architect and design cloud-native applications and scalable infrastructure using AWS services such as EC2, S3, Lambda, RDS, and DynamoDB. - Serverless Architecture: Build serverless applications with AWS Lambda, API Gateway, and Step Functions to reduce operational overhead and cost. - Data Warehousing: Design and implement data warehouses using AWS Redshift or Snowflake to enable large-scale data analytics. - Disaster Recovery & High Availability: Implement business continuity plans and disaster recovery strategies using AWS regions, multi-AZ deployments, and automated backups. - Cost Optimization: Provide AWS cost optimization strategies by right-sizing infrastructure, using Reserved Instances, and implementing auto-scaling. Why Work With Me? Clients partnering with me can expect a holistic, client-focused experience that transforms complex data challenges into actionable business solutions. I specialize in solving critical problems such as: - Automating time-consuming data processes that currently require manual intervention - Building predictive models that help you anticipate market trends and customer behavior - Implementing real-time data processing systems to enable instant decision-making - Reducing infrastructure costs while improving system performance and reliability - Creating self-service analytics platforms that democratize data access across your organization - Developing automated ML pipelines that continuously improve with new data Let's transform your data challenges into opportunities for growth!
$19/hr
$300+ earned
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I’m a seasoned Application Architect with 14 years of IT experience, including: 🧠 13 years of expertise in Java/J2EE technologies ☁️ 3 years of hands-on experience in AWS (Lambda, API Gateway, S3, Kinesis, EC2, VPC, and more) 🌐 Full-stack web and mobile development using React, Next.js, React Native, and Tailwind CSS 👥 Proven experience leading teams of 5 to 20 developers 🌍 Successfully delivered projects for clients across the UK, US, and Japan
$22/hr
100% Job Success
Available now
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Top Rated | 100% Job Success | 3,000+ Hours Worked | 20+ Years of Experience I help organizations design, build, and scale modern software platforms that drive growth, improve operational efficiency, and accelerate digital transformation. From AI-powered applications and SaaS products to enterprise automation platforms and cloud-native solutions, I partner with startups, growth-stage companies, and enterprises to turn business objectives into scalable, production-ready technology solutions. With more than two decades of experience in software engineering, cloud architecture, and product development, I bring a unique combination of strategic thinking, technical leadership, and hands-on execution. My focus is not just delivering software, but building solutions that create measurable business value. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Core Areas of Expertise ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ • AI-Powered Applications and Intelligent Automation • SaaS Product Architecture and Development • Enterprise Application Development • Cloud Architecture and Infrastructure Modernization • Workflow Automation and Business Process Optimization • API Strategy and System Integrations • DevOps, CI/CD, and Infrastructure Automation • Technical Leadership and Solution Architecture ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Technology Expertise ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Artificial Intelligence & Automation OpenAI, Claude, Gemini, LangChain, LangGraph, CrewAI, MCP, LlamaIndex, RAG, AI Agents, Enterprise Knowledge Systems, Intelligent Document Processing Cloud & Infrastructure AWS, Azure, Serverless Architecture, Docker, Kubernetes, Terraform, CloudFormation, AWS CDK, GitHub Actions, Jenkins Application Development Python, FastAPI, Django, Flask, Node.js, Express.js, NestJS, React.js, Next.js, Angular, TypeScript Data & Storage: PostgreSQL, MongoDB, MySQL, Redis, DynamoDB, Vector Databases ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Solutions Delivered ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ • SaaS Platforms and Customer Portals • Enterprise Workflow Automation Systems • AI Assistants and Knowledge Management Platforms • Healthcare and HIPAA-Compliant Applications • Financial Services and FinTech Solutions • Real-Time Analytics and Reporting Platforms • Cloud Migration and Modernization Initiatives • IoT and Connected Device Platforms • Enterprise Integration Solutions • DevOps and Infrastructure Automation Programs ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ What Sets Me Apart ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ • End-to-end ownership from architecture through deployment • Strong blend of business understanding and technical expertise • Proven experience delivering complex enterprise solutions • Focus on scalability, security, reliability, and maintainability • Clear communication and proactive stakeholder management • Long-term partnership approach focused on business outcomes Whether you need to launch a new SaaS product, modernize an existing platform, implement AI capabilities, automate business processes, or build a scalable cloud infrastructure, I can help transform your vision into a successful solution. Let's discuss your goals and how technology can help your business achieve them.
$30/hr
$10K+ earned
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Do you need to build an API or a script for utility tasks? Then send me a message. I have worked with Java, Node.js and React to create web solutions that handle large amounts of requests and also create scripts that scraps the web and do other tasks. I love finding solutions to software problems, especially when it comes to breaking down a complex problem to simple units and building a solution from it.
$120/hr
$300K+ earned
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I'm a highly skilled Top Rated Plus senior sofware and infrastructure engineer, specializing on Python and Typescript. I have extensive experience in: - Serverless infrastructure design and development utilizing variety of AWS services like: Lambda, DynamoDB, SQS, Step Functions, Batch - High-load infrastructure design: recently deployed Batch processing for AI model allow it to server thousands parallel requests with help of AWS Batch and AWS StepFunctions - DevOps: Infrastructure as code, AWS CDK, Serverless framework, Terraform, setting up CI/CD - Python and Typescript programming Technologies I’m working with: Serverless Framework, Cloudformation, AWS Lambda, DynamoDB, API Gateway, AWS Cognito, AWS Batch processing, Python, TypeScript, Node.js, Dart, Flutter, React