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🇺🇸 𝗦𝗽𝗲𝗰𝗶𝗮𝗹 𝗙𝗼𝗿𝗰𝗲𝘀 𝗩𝗲𝘁𝗲𝗿𝗮𝗻 & 𝗗𝗮𝘁𝗮 𝗦𝗰𝗶𝗲𝗻𝗰𝗲 𝗘𝘅𝗽𝗲𝗿𝘁 | 𝗔𝗜 & 𝗖𝗹𝗼𝘂𝗱 𝗖𝗼𝗺𝗽𝘂𝘁𝗶𝗻𝗴 𝗦𝗽𝗲𝗰𝗶𝗮𝗹𝗶𝘀𝘁 🏆𝟴+ 𝗬𝗲𝗮𝗿𝘀 𝗶𝗻 𝗠𝗟, 𝗣𝗿𝗲𝗱𝗶𝗰𝘁𝗶𝘃𝗲 𝗔𝗻𝗮𝗹𝘆𝘁𝗶𝗰𝘀 & 𝗕𝗜 💡 𝗧𝗿𝘂𝘀𝘁𝗲𝗱 𝗣𝗮𝗿𝘁𝗻𝗲𝗿 𝗳𝗼𝗿 𝗚𝗹𝗼𝗯𝗮𝗹 𝗕𝗿𝗮𝗻𝗱𝘀 | 𝗣𝗿𝗼𝗳𝗶𝗰𝗶𝗲𝗻𝘁 𝗶𝗻 𝗣𝘆𝘁𝗵𝗼𝗻, 𝗦𝗤𝗟, 𝗝𝗮𝘃𝗮, 𝗖𝗹𝗼𝘂𝗱 𝗧𝗲𝗰𝗵
As an Analytics Engineer with a deep-rooted expertise in Python, Pytorch, SQL, and API integration, I specialize in transforming data into strategic marketing insights. My proficiency in Google Analytics and custom dashboard creation positions me as a crucial asset for businesses looking to leverage data for informed decision-making, particularly in the realms of e-commerce and B2B marketing.
𝗖𝗼𝗿𝗲 𝗠𝗮𝗿𝗸𝗲𝘁𝗶𝗻𝗴 𝗔𝗻𝗮𝗹𝘆𝘁𝗶𝗰𝘀 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲:
𝟭. 𝗚𝗼𝗼𝗴𝗹𝗲 𝗔𝗻𝗮𝗹𝘆𝘁𝗶𝗰𝘀 𝗪𝗶𝘇𝗮𝗿𝗱𝗿𝘆: I bring an advanced understanding of Google Analytics, adept at tracking, analyzing, and interpreting web traffic to optimize marketing campaigns. My expertise extends to the latest in Google Analytics 4 (GA4), ensuring businesses stay ahead in a constantly evolving digital landscape.
𝟮. 𝗜𝗻𝘀𝗶𝗴𝗵𝘁𝗳𝘂𝗹 𝗗𝗮𝘀𝗵𝗯𝗼𝗮𝗿𝗱 𝗖𝗿𝗲𝗮𝘁𝗶𝗼𝗻 : Leveraging my technical skills, I craft intuitive and dynamic dashboards that present complex data in an easily digestible format. This enables businesses to quickly grasp their marketing performance and make agile decisions.
𝟯. 𝗘-𝗰𝗼𝗺𝗺𝗲𝗿𝗰𝗲 & 𝗕𝟮𝗕 𝗠𝗮𝗿𝗸𝗲𝘁𝗶𝗻𝗴 𝗜𝗻𝘀𝗶𝗴𝗵𝘁𝘀 : My experience with a variety of sectors, including e-commerce and B2B, allows me to tailor analytics approaches to different business models. Whether it's understanding consumer behavior in online shopping or crafting B2B strategies, my data-driven insights are adaptable and robust.
𝟰.𝗖𝘂𝘀𝘁𝗼𝗺𝗲𝗿 𝗕𝗲𝗵𝗮𝘃𝗶𝗼𝗿𝗮𝗹 𝗔𝗻𝗮𝗹𝘆𝘀𝗶𝘀: I excel in dissecting customer interaction patterns using advanced data analytics, providing actionable insights that enhance customer engagement and conversion rates. This is especially valuable in fine-tuning marketing strategies and improving user experiences.
𝟱.𝗦𝘁𝗿𝗮𝘁𝗲𝗴𝗶𝗰 𝗗𝗲𝗰𝗶𝘀𝗶𝗼𝗻-𝗠𝗮𝗸𝗶𝗻𝗴 𝗣𝗮𝗿𝘁𝗻𝗲𝗿 : My role goes beyond analytics - I act as a strategic partner to businesses. By interpreting data trends and market dynamics, I help shape marketing strategies that drive growth and customer retention.
𝟲.𝗩𝗲𝗿𝘀𝗮𝘁𝗶𝗹𝗲 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲: Having worked with diverse industries such as legal, professional services, and real estate, I bring a versatile perspective that enriches my analytics approach, making it adaptable to various market needs.
𝗪𝗵𝗮𝘁 𝗜 𝗢𝗳𝗳𝗲𝗿 𝘁𝗼 𝗬𝗼𝘂𝗿 𝗕𝘂𝘀𝗶𝗻𝗲𝘀𝘀:
𝗖𝘂𝘀𝘁𝗼𝗺 𝗚𝗼𝗼𝗴𝗹𝗲 𝗔𝗻𝗮𝗹𝘆𝘁𝗶𝗰𝘀 𝗖𝗼𝗻𝗳𝗶𝗴𝘂𝗿𝗮𝘁𝗶𝗼𝗻: 𝗜 𝗱𝗼𝗻’𝘁 𝗷𝘂𝘀𝘁 𝘀𝗲𝘁 𝘂𝗽 𝗚𝗼𝗼𝗴𝗹𝗲 𝗔𝗻𝗮𝗹𝘆𝘁𝗶𝗰𝘀; 𝗜 𝘁𝗮𝗶𝗹𝗼𝗿 𝗶𝘁 𝘁𝗼 𝘁𝗵𝗲 𝗵𝗲𝗮𝗿𝘁𝗯𝗲𝗮𝘁 𝗼𝗳 𝘆𝗼𝘂𝗿 𝗯𝘂𝘀𝗶𝗻𝗲𝘀𝘀. 𝗕𝘆 𝗰𝘂𝘀𝘁𝗼𝗺𝗶𝘇𝗶𝗻𝗴 𝘆𝗼𝘂𝗿 𝗚𝗔 𝘀𝗲𝘁𝘂𝗽, 𝗜 𝗲𝗻𝘀𝘂𝗿𝗲 𝘁𝗵𝗮𝘁 𝘄𝗲'𝗿𝗲 𝗰𝗮𝗽𝘁𝘂𝗿𝗶𝗻𝗴 𝗻𝗼𝘁 𝗷𝘂𝘀𝘁 𝗱𝗮𝘁𝗮, 𝗯𝘂𝘁 𝗿𝗲𝗹𝗲𝘃𝗮𝗻𝘁, 𝗮𝗰𝘁𝗶𝗼𝗻𝗮𝗯𝗹𝗲 𝗶𝗻𝘀𝗶𝗴𝗵𝘁𝘀 𝘀𝗽𝗲𝗰𝗶𝗳𝗶𝗰 𝘁𝗼 𝘆𝗼𝘂𝗿 𝘂𝗻𝗶𝗾𝘂𝗲 𝗯𝘂𝘀𝗶𝗻𝗲𝘀𝘀 𝗻𝗲𝗲𝗱𝘀 𝗮𝗻𝗱 𝗴𝗼𝗮𝗹𝘀.
𝗜𝗻𝘁𝗲𝗿𝗮𝗰𝘁𝗶𝘃𝗲, 𝗖𝘂𝘀𝘁𝗼𝗺 𝗗𝗮𝘀𝗵𝗯𝗼𝗮𝗿𝗱𝘀 𝗳𝗼𝗿 𝗜𝗻𝘀𝘁𝗮𝗻𝘁 𝗜𝗻𝘀𝗶𝗴𝗵𝘁: 𝗜𝗺𝗮𝗴𝗶𝗻𝗲 𝗵𝗮𝘃𝗶𝗻𝗴 𝗮 𝗰𝗼𝗺𝗺𝗮𝗻𝗱 𝗰𝗲𝗻𝘁𝗲𝗿 𝗮𝘁 𝘆𝗼𝘂𝗿 𝗳𝗶𝗻𝗴𝗲𝗿𝘁𝗶𝗽𝘀, 𝘄𝗵𝗲𝗿𝗲 𝗰𝗼𝗺𝗽𝗹𝗲𝘅 𝗱𝗮𝘁𝗮 𝗶𝘀 𝘁𝗿𝗮𝗻𝘀𝗳𝗼𝗿𝗺𝗲𝗱 𝗶𝗻𝘁𝗼 𝗰𝗹𝗲𝗮𝗿, 𝗮𝗰𝘁𝗶𝗼𝗻𝗮𝗯𝗹𝗲 𝗶𝗻𝘀𝗶𝗴𝗵𝘁𝘀. 𝗜 𝗱𝗲𝘃𝗲𝗹𝗼𝗽 𝗱𝘆𝗻𝗮𝗺𝗶𝗰, 𝘂𝘀𝗲𝗿-𝗳𝗿𝗶𝗲𝗻𝗱𝗹𝘆 𝗱𝗮𝘀𝗵𝗯𝗼𝗮𝗿𝗱𝘀 𝘁𝗵𝗮𝘁 𝗱𝗼 𝗺𝗼𝗿𝗲 𝘁𝗵𝗮𝗻 𝗷𝘂𝘀𝘁 𝗿𝗲𝗽𝗼𝗿𝘁 — 𝘁𝗵𝗲𝘆 𝗽𝗿𝗼𝘃𝗶𝗱𝗲 𝗿𝗲𝗮𝗹-𝘁𝗶𝗺𝗲, 𝗮𝗰𝘁𝗶𝗼𝗻𝗮𝗯𝗹𝗲 𝗶𝗻𝘀𝗶𝗴𝗵𝘁𝘀 𝘁𝗵𝗮𝘁 𝗹𝗲𝘁 𝘆𝗼𝘂 𝘀𝗲𝗲 𝘁𝗵𝗲 𝗽𝘂𝗹𝘀𝗲 𝗼𝗳 𝘆𝗼𝘂𝗿 𝗺𝗮𝗿𝗸𝗲𝘁𝗶𝗻𝗴 𝗲𝗳𝗳𝗼𝗿𝘁𝘀 𝗮𝗻𝗱 𝗺𝗮𝗸𝗲 𝗱𝗲𝗰𝗶𝘀𝗶𝗼𝗻𝘀 𝗼𝗻 𝘁𝗵𝗲 𝗳𝗹𝘆.
𝗗𝗮𝘁𝗮-𝗗𝗿𝗶𝘃𝗲𝗻 𝗦𝘁𝗿𝗮𝘁𝗲𝗴𝗶𝗲𝘀 𝗳𝗼𝗿 𝗗𝗶𝗴𝗶𝘁𝗮𝗹 𝗠𝗮𝗿𝗸𝗲𝘁𝗶𝗻𝗴 𝗘𝘅𝗰𝗲𝗹𝗹𝗲𝗻𝗰𝗲: 𝗪𝗶𝘁𝗵 𝗮 𝗸𝗲𝗲𝗻 𝗲𝘆𝗲 𝗳𝗼𝗿 𝗱𝗲𝘁𝗮𝗶𝗹 𝗮𝗻𝗱 𝗮 𝗸𝗻𝗮𝗰𝗸 𝗳𝗼𝗿 𝗶𝗱𝗲𝗻𝘁𝗶𝗳𝘆𝗶𝗻𝗴 𝗽𝗮𝘁𝘁𝗲𝗿𝗻𝘀, 𝗜 𝗱𝗶𝘃𝗲 𝗱𝗲𝗲𝗽 𝗶𝗻𝘁𝗼 𝘆𝗼𝘂𝗿 𝗱𝗮𝘁𝗮 𝘁𝗼 𝘂𝗻𝗰𝗼𝘃𝗲𝗿 𝗵𝗶𝗱𝗱𝗲𝗻 𝗼𝗽𝗽𝗼𝗿𝘁𝘂𝗻𝗶𝘁𝗶𝗲𝘀 𝗮𝗻𝗱 𝗽𝗼𝘁𝗲𝗻𝘁𝗶𝗮𝗹 𝗽𝗶𝘁𝗳𝗮𝗹𝗹𝘀. 𝗠𝘆 𝗲𝘅𝗽𝗲𝗿𝘁 𝗮𝗻𝗮𝗹𝘆𝘀𝗶𝘀 𝗹𝗲𝗮𝗱𝘀 𝘁𝗼 𝘀𝘁𝗿𝗮𝘁𝗲𝗴𝗶𝗰 𝗿𝗲𝗰𝗼𝗺𝗺𝗲𝗻𝗱𝗮𝘁𝗶𝗼𝗻𝘀 𝘁𝗵𝗮𝘁 𝗮𝗿𝗲 𝗻𝗼𝘁 𝗷𝘂𝘀𝘁 𝘁𝗵𝗲𝗼𝗿𝗲𝘁𝗶𝗰𝗮𝗹 𝗯𝘂𝘁 𝗽𝗿𝗮𝗰𝘁𝗶𝗰𝗮𝗹𝗹𝘆 𝗮𝗽𝗽𝗹𝗶𝗰𝗮𝗯𝗹𝗲, 𝗲𝗻𝘀𝘂𝗿𝗶𝗻𝗴 𝗰𝗼𝗻𝘁𝗶𝗻𝘂𝗮𝗹 𝗼𝗽𝘁𝗶𝗺𝗶𝘇𝗮𝘁𝗶𝗼𝗻.
In a digital world where data is the new currency, my role is to ensure your business capitalizes on this asset to its fullest potential. Let's connect and explore how we can turn your data into your competitive advantage.
Joseph G.
has worked
.
$30/hr
99%
Job Success
$2M+ earned
Available now
Offers consultations
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🔥I help startups and growing businesses build fast, scalable web and mobile apps using Python, Laravel, React Native, and React. I work as a full stack developer who can take a product from idea to production with clean code and predictable delivery. If you need a reliable web developer for modern UI work and a strong mobile app developer for iOS/Android builds, I can cover both while staying hands-on as a full stack developer focused on performance, UX, and maintainability. I’ve delivered solutions for founders who need speed now and stability later, and I communicate clearly at every step.🔥
🚀I also lead a web development team, Join.To.IT from Kyiv, Ukraine as co-founder and CEO. We have multiple Laravel developers (Senior PHP and Custom PHP MySQL), Python (Django), and JavaScript (React, Vue, React Native) developers. If your project needs a dedicated mobile app developer, we can staff that role quickly, while I stay involved as a full stack developer to keep architecture, delivery, and communication aligned. When the UI scope grows, a senior web developer can join the project while I remain the full stack developer responsible for end-to-end quality.🚀
I’m an experienced Laravel engineer, React engineer, Vue engineer, and React Native engineer with 14 years of production experience. As a full stack developer I can build backend APIs, admin panels, dashboards, and customer-facing apps, and as a web developer I pay attention to UI details that improve conversion and retention. I’ve completed a wide range of successful projects, from MVPs to large systems with long-term maintenance and continuous improvements.
My skills:
React
React Native
Software Architecture & Design
Laravel
Python
Full-Stack Development
API Development
JavaScript
PHP
Web Application Development
Node.js
AWS Development
MySQL
Mobile App Development
Django
WordPress
HTML5
Tailwind CSS
Web Design
API Integration
Stack of technologies we use:
✅ HTML/CSS, Bootstrap, Tailwind
✅ JavaScript (React, Vue, Node.js, Express, AdonisJS, Nuxt)
✅ React Native for cross-platform mobile delivery
✅ API integrations (Stripe, PayPal, Twilio, TextMagic, Xero, DocuSign, Google Maps, Meta APIs, and more)
✅ API development (Laravel, Node/Express, Firebase, Python/Django, Go, REST, GraphQL)
✅ PWA (Progressive Web App)
✅ Databases: MySQL, PostgreSQL, MongoDB, DynamoDB, Elasticsearch
✅ Infrastructure: AWS, DigitalOcean, Firebase, Supabase
✅ DevOps and administration: LAMP, CentOS, Ubuntu
As a full stack developer, I connect the front end, back end, and infrastructure so releases are smooth. When the scope includes native-like UX, I can collaborate with a mobile app developer without slowing down the API roadmap, and a web developer can refine UI flows while we keep the backend stable.
You can hire me as a full stack developer for full ownership, or extend the team and keep me as the full stack developer leading architecture and delivery. If timelines are tight, add a mobile app developer to parallelize mobile features, and add a web developer to accelerate dashboards and front-end work.
Our team has already worked in such industries as:
✅ Marketplace
✅ E-commerce
✅ Travel and Hospitality
✅ Custom ERP (Enterprise Resource Planning)
✅ ChatGPT integration (LLM model in your website front end)
✅ Automotive (car inspection, automotive ERP, car sharing, rental, selling)
✅ Social media (Tinder-like networks, short video platforms, communities)
✅ Sales (CRM systems for sales teams, retail, hospitals, sales departments)
✅ Sport (gym management systems, trainer platforms, fitness apps, club portals)
✅ Legal (document automation, AI-assisted legal processing)
✅ Healthcare (clinic management, booking, mental health software)
✅ Education (LMS, automated training, coaching marketplaces)
✅ Finance (fintech platforms, investment platforms, bank API integrations, calculators)
✅ Manufacturing (shop floor management and automation)
✅ Human resources (HRM systems)
✅ Digital marketing (Meta, Facebook/Instagram, TikTok, Google APIs, analytics)
In our work history you’ll find successful products built with Laravel, PHP, JavaScript, MySQL, React, Vue, WordPress development, Web Development, Full Stack development and React Native, plus multiple systems built with Python (Django, Flask, FastAPI). I also use LLM capabilities and AI APIs (including OpenAI integrations) when they genuinely improve the product experience.
We have 65 senior developers across PHP, JavaScript, MySQL, Python, Go, and Node.js. As a full stack developer, I can jump into an existing codebase, stabilize releases, fix bottlenecks, and plan the next iterations.
Don't hesitate to get in touch with me for further details and fruitful work.
Best regards,
Oleksandr
CEO, JoinToIT
Oleksandr K.
has worked
.
Associated with
Join.To.IT - Top Rated Plus Agency 🏅
$9M+
earned
$70/hr
100%
Job Success
$10K+ earned
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Hi, I'm Denis, a SEM Specialist with 8+ years of professional experience in Online Marketing. I'm holding certificates in Google Ads, Bing Ads & Google Analytics. I'm also a Premier Google Partner. Self-employed, full-time freelancer living in Ukraine 🇺🇦. Responsive, professional, and committed to work.
Most frequently, I'm asked to:
- Create and structure a new set of campaigns
- Identify avenues for tracking performance
- Overhaul/redo existing PPC campaigns
- Manage existing PPC campaigns on an ongoing basis
- Create/Fix Shopping campaigns for Shopify stores
Only in 2025, my clients spent more than $ 1,600,000 on Google Ads and earned over $8.9 million solely from cart sales.
The campaigns I build for my clients, are researched heavily, structured for optimal performance, & optimized continuously.
Lastly, I have a lot of knowledge of various apps, online tools and platforms that have (or haven't) worked well for my clients in the past. I am happy to make recommendations on these where needed so we can meet your goals.
Denis N.
has worked
.
$250/hr
100%
Job Success
$100K+ earned
Available now
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Most brands pour money into ads, then send every expensive click to a page nobody ever rebuilt. The page between the click and the checkout is the highest-leverage, least-tested asset you own. That's the only thing we work on.
WHO WE ARE
I'm Jacob Elbaum, founder of Shivook, a conversion-rate-optimization team for DTC and Shopify brands. We build the landing and offer pages your paid traffic should be converting on, prove the lift head to head against your current page on live traffic, and keep testing what wins. You work with me directly; my team handles build and delivery behind me.
WHERE WE START
One productized, low-risk build, so you see a result before committing to anything bigger.
Flagship product: a purpose-built landing/offer page to replace whatever your paid traffic currently lands on. Roughly a two-week build.
Broad catalog: the same approach applied to your core product page.
Either way, we A/B test the new page against your existing one on your live traffic. The lift is auditable and yours to verify, never platform-reported numbers.
THE GUARANTEE
A 10% lift in revenue per visitor in a controlled test, or your money back. We carry the risk, not you.
PROOF
A Shivook-built offer page for Particle for Men replaced the standard product page the brand was sending its Meta listicle traffic to. Same product, same SKU, same traffic source. 12,893 visitors split head to head in VWO.
Revenue per visitor: +21.4% at 99.53% confidence
Conversion rate: +16.16% at 98.57% confidence
Particle made it permanent. It's still running more than a year later.
Founder Ayal Ebert: "Jacob built a dedicated offer page to replace what we were sending paid traffic to. It beat our existing path at 99% confidence and it's still running. He comes up with the ideas, builds them, runs them, and shows us what's working. Hands off for us, which is exactly what we needed."
Particle isn't a one-off. The same head-to-head approach, new page against the brand's existing page on live paid traffic:
Intimate wellness brand: +65% revenue per visitor
Eyewear brand: +52% revenue per visitor
Antiperspirant brand: +45% revenue per visitor
Car care brand: +32% revenue per visitor
Electric toothbrush brand: +24% revenue per visitor
ONCE IT'S WORKING
When the first build proves out, most brands move into an ongoing testing program: a steady cadence of controlled, revenue-reported experiments that compound over time, priced to your store's size. We talk about that on the call once you've seen a result, never before.
HOW TO START
Post your job or message me. Tell me your store and where your paid traffic lands, and I'll send a short Loom on the single biggest opportunity I see in your funnel before we even get on a call.
Jacob E.
has worked
.
Associated with
Shivook
$60K+
earned
$50/hr
100%
Job Success
$10K+ earned
Offers consultations
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5 years as a Digital Analytics Consultant, I offer support across the entire marketing data value chain: tracking, analysis, unification & activation. During my years of experience, I have worked with major accounts such as Club Med, Nexity, Allianz, Ladurée, EDF...
Tools: GA4, GTM, Looker Studio, AB Tasty, Onetrust, Piano Analytics
Collection :
-> Audit of your digital environment (web analysis tools, TMS) to ensure reliable and sustainable data collection.
-> Definition of needs and KPIs for drafting tagging plans
-> Configuration of web analysis tools and Tag Management Systems (GA/GA4, Piano Analytics, GTM, TagCommander, Adobe Launch...)
-> GDPR compliance: Implementation of a Consent Management Platform (Didomi, Onetrust...) according to country regulations
Customer Experience Analysis & Optimization:
-> Data Visualization: via Google Data Studio, Reeport
-> Conversion Rate Optimization (CRO): A/B testing, customer journey optimization
-> Ad-hoc analysis of features or paths, via Google Analytics, Content Square, Air360
-> Data analysis with SQL
Training :
-> Training in global Digital Analytics and its challenges
-> Training on specific tools (Google Analytics 4, GTM, Looker Studio)
Don't hesitate to contact me with your Web Analytics needs, and I'll be delighted to discuss them with you.
Christophe V.
has worked
.
United Kingdom
$60/hr
100%
Job Success
$300K+ earned
Offers consultations
Start of list.
End of list.
Industry Expert Software Developer - Previously @ IBM, Microsoft
Expert Vetted, Top Rated Developer | Scalable, Clean, Documented Code Always
Technologies:
- MongoDB, ExpressJS, React, NodeJS
- React Native, Swift, Flutter
- Python, Ruby, Ruby on Rails, PHP
- .NET, C#, ASP.NET
- OpenAI, LLM, Generative A.I
Let's connect and discuss your project.
Aymen B.
has worked
.
$18/hr
98%
Job Success
$500K+ earned
Available now
Offers consultations
Start of list.
End of list.
I am a Full Stack Web & Mobile App Developer with expertise in Web Development, iOS & Android App Development (Top 3%), maintaining 100% Client Satisfaction on Upwork and successfully delivering hundreds of projects across industries.
I am a Top-Rated Plus Mobile App Developer specializing in Flutter, React Native, iOS (Swift), Android (Kotlin) and Full-Stack Application Development. I build AI-powered mobile apps, real-time video streaming platforms, SaaS products, MVPs and on-demand service applications with scalable backend architectures using Node.js, NestJS, Laravel and Firebase.
I have had the opportunity to work with numerous startups, scale-ups and enterprises, helping them design, develop, launch and scale high-performance mobile and web applications that work flawlessly across devices.
✅ I Can Help You With:
- Mobile App Development with Web Admin Panel
- MVP Development & SaaS Application Development
- API Development & Third-Party Integrations
- Node.js / NestJS Backend for Mobile & Web Apps
- Laravel / PHP Backend Development
- Firebase Integration (Auth, Firestore, Cloud Functions)
- Payment Gateway Integration (Stripe, Razorpay, PayPal)
- Real-Time Chat, Notifications & WebSocket Integration
💡 Having Expertise In:
- AI-Powered Mobile Applications
- Real-Time Video Streaming Apps
- Live Streaming & Video Sharing Platforms
- E-Learning & EdTech Applications
- E-Commerce & Marketplace Apps
- On-Demand Service Apps (Taxi, Food, Delivery, Booking)
- Chat & Social Networking Apps
- SaaS & Subscription-Based Platforms
- Gamified Mobile Applications
- AR/VR Mobile App Development
- IoT & BLE-Based Mobile Applications
🎯Key Milestones:
🚀 Rewarded as 🏆 𝗧𝗢𝗣 𝗥𝗔𝗧𝗘𝗗 𝗣𝗟𝗨𝗦 🏆 by Upwork (𝗧𝗼𝗽 𝟯%)
🚀 7000+ personal hours on Upwork and still counting
🚀 100000+ agency hours on Upwork and still counting
🚀 100% Job Success (Client Satisfaction Ratio)
🚀 500+ jobs completed successfully as an Agency
🎯 Checkout my portfolio of apps on Upwork: Over the past decade, I have honed my skills in developing a diverse array of iPhone and Android applications Development
✅ Health and Fitness Apps
✅ GPS/ Geo Location Apps
✅ Trade Apps
✅ Homeowner/Contractor App
✅ Artificial Intelligence based Apps
✅ Bluetooth / BLE Integration Apps
✅ Food Delivery Apps
✅ Nutrition Planning Apps
✅ Restaurant Search Apps
✅ Salon Booking Apps
✅ Gym Booking Apps
✅ Taxi Apps
✅ AI Powered Apps
✅ E-commerce Apps
✅ Dating and TikTok Style Apps
✅ Video Streaming, Voice Calling, Chat and Messaging Apps
✅ Real Estate Apps
✅ Driver Instructor Finding Application
✅ Hotel and Travel Booking Apps
✅ E-Learning Mobile Application
✅ Wellness & Meditation Application
✅ NDI's Industry Applications
🎯 Areas of Expertise
◉ Mobile App Development: Swift, Objective C, Kotlin, Java, Jetpack
◉ Cross-Platform App Development: Flutter (Dart), React Native
◉ Backend Development: Node JS, Nest JS, Laravel, PHP, Express
◉ Frontend Development: React JS, Next JS, Angular, HTML5, CSS3
◉ API Development & Integrations: REST APIs, AWS Lambda, API Gateway
◉ Databases & Cloud Storage: MySQL, MongoDB, Firebase, DynamoDB
◉ Real-Time App Features: Socket IO, Firebase Real Time Database, Twilio
◉ Payment Gateway Integration: Stripe, Razorpay, PayPal, Braintree
◉ Maps & Location Services: Google Maps, Apple Map Kit, GPS Tracking
◉ Version Control & Collaboration: GitHub, Bitbucket, GitLab
I specialize in no-code/low-code development and AI integrations, allowing you to launch faster while keeping costs low without compromising quality.
Additional Services that i am offering:
- 6 Months Free Maintenance once the apps goes live on apple store and Google play store
- Ownership/iP rights from the day one uploaded on the Client Github
- Regular Updates & Scrum meetings.
- Following Agile Scrum Methodology from day one
- Strictly adhering to the Apple Guidelines and Google Guidelines.
- Taking Complete responsibility of Deployment on both Apple store and Google Play store.
I specialize in no-code/low-code development and AI integrations, allowing you to launch faster while keeping costs low without compromising quality.
I work with tools like Bubble, FlutterFlow, Webflow and integrate powerful AI solutions using Claude, GPT and OpenAI APIs to build smart, automated systems.
🔹 What I Do
- Full Stack Web & Mobile App Development
- No-Code / Low-Code Development (Bubble, FlutterFlow, Webflow)
- AI App Development & Integration (Claude AI, GPT-4/5, OpenAI API, Chatbots, Automation)
- SaaS Application Development (Subscription Models, Multi-Tenant Systems)
- API Integration (Payment gateways, third-party services)
- Dashboard & Admin Panel Development
- Workflow Automation (Zapier, Make, AI Automation Systems))
- UI/UX Design (Figma)
👉 Let’s start with a FREE 15–30 minute consultation to discuss your project and define the best approach.
Contact us today to discuss your project requirements.
Harish K.
has worked
.
Associated with
Paras Technologies
$3M+
earned
$63/hr
100%
Job Success
$200K+ earned
Available now
Offers consultations
Start of list.
End of list.
#TOP RATED PLUS on Upwork. I'm a data tracking guru with over 10 years of experience.
I will help you build your data infrastructure, provide accurate tracking, and create beautiful dashboards based on data from different sources. I successfully completed hundreds of projects.
My services include:
✅Complex client-side or server-side data tracking setup with or without Google Tag Manager for sites and mobile apps (GA4/Google Ads/Firebase/Facebook pixel and CAPI/Amplitude/Mixpanel and many more)
✅Data quality audit
✅Data settings and tracking audit (GTM and analytics tools)
✅Integration with 3rd party tools (for example, CRM)
✅Consent Mode implementation (basic and advanced)
✅Beautiful looking dashboards (in Looker Studio, Google Sheets, or Power BI)
✅Troubleshooting
✅Measurement plan creation and implementation
✅Creating complex SQL queries (in Google BigQuery, for example, for LTV, attribution modeling, etc.)
✅Google Analytics, Mixpanel, Amplitude, and AppsFlyer consultations and reporting setup
Tools that I use:
Google Analytics (v4/360)
Google Tag Manager (client-side/server-side)
Amplitude
Google Big Query
Google Data Studio (Looker Studio)
Google Cloud Platform
AppsFlyer
Firebase
Google Ads
Power BI
Supermetrics
Mixpanel
Hubspot
Microsoft/Bing Ads
Linkedin Ads
Twitter Ads
Hotjar
Yahoo Advertising
Outbrain
Kochava
Taboola
Adjust
I've implemented tracking on many CMS, including WordPress, Shopify, Webflow, Drupal, Joomla, and other smaller CMS, third-party shopping carts, and custom-built solutions. I am Google Analytics Certified and know JavaScript/HTML/CSS.
Aleksandra R.
has worked
.
$50/hr
100%
Job Success
$100K+ earned
Available now
Start of list.
End of list.
I build production-grade Python-based data extraction and Web Scraping systems that survive where others fail.
Projects range from focused data extraction tasks to large-scale Anti-Bot resilient infrastructures — each engineered for stability, performance, and long-term reliability.
Over 12+ years, I’ve designed extraction systems processing 1B+ structured records across marketplaces, aggregators, AI/ML platforms, competitive intelligence systems, and enterprise catalogs. My systems are built using Python, Scrapy, Playwright, and Selenium — combining Web Scraper development, Data Mining, API Integration, and ETL pipeline design into stable, production-grade architectures.
Whether you need a targeted scraping solution or a high-volume distributed pipeline, I architect the right system.
When data becomes mission-critical — reliability matters more than code.
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What I Build
──────────────
• Custom Python Web Scraper and Data Extraction systems aligned with business logic
• Scalable web crawlers handling anything from selective datasets to millions of pages
• Continuous update pipelines (batch & incremental ETL workflows)
• Queue-based distributed processing
• High-concurrency execution models
• API-based data extraction and system integrations
• Clean ingestion into PostgreSQL / MySQL / APIs / cloud storage
• Automated validation, deduplication & anomaly detection
• Structured Data Mining pipelines for growing datasets
You receive structured, business-ready datasets — not scripts to babysit.
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Anti-Bot & Protection Layers
──────────────
Modern platforms are protected.I work inside environments guarded by:
- Cloudflare (403 / 429 / Turnstile)
- DataDome behavioral detection
- Akamai Bot Manager
- PerimeterX
- Reverse engineering of detection vectors & TLS/JA3 fingerprint alignment
- Headless & browser fingerprint detection
- hCaptcha / reCAPTCHA v3 Enterprise
- Sustainable session & token lifecycle management
This is not proxy swapping.
This is controlled, sustainable access engineering.
──────────────
Scale & Cost Control
──────────────
As volume increases, scraping typically fails in two ways:
1) Stability collapses
2) Infrastructure & proxy costs explode
I optimize concurrency models, routing logic, batching strategy, request distribution, and traffic patterns to maintain high throughput with controlled infrastructure load.
Where relevant, I reduce proxy and infrastructure costs by up to 30% while preserving system stability.
Result:
High uptime. Predictable performance. Controlled margins.
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Future-Proofing
──────────────
Websites evolve.
Structures change.
Protection layers update.
I implement structural drift monitoring and heartbeat systems that detect site changes before pipelines fail — shifting from reactive recovery to proactive control.
Most developers fix scraping after it breaks.
I design systems that minimize breakage from the start.
──────────────
Who This Is For
──────────────
• Founders building data-driven products
• AI/ML teams requiring proprietary datasets
• Businesses automating competitive intelligence or market tracking
• Companies where reliable data access supports growth
──────────────
Confidence Check
──────────────
If needed, I can provide a working sample before full engagement to demonstrate data quality and bypass stability.
To get started, send:
- Target website(s)
- Required data fields
- Expected volume
- Update frequency
- Preferred output format
Whether you're starting with a focused scraping task or building a large-scale data infrastructure — let’s build it properly.
Oleg M.
has worked
.
$135/hr
100%
Job Success
Available now
Offers consultations
Start of list.
End of list.
Pell Software is a 100% US-based software development specialist based in Denver, Colorado focused on partnership and reliable, long-term support.
About Us:
• 100% US-based
— Full-time staff, never outsourced
• Prebuilt software templates
— Save time & money
• 70+ Perfect 5-Star Reviews!
— Service-oriented approach
• Long-term Partnership Focused
— Collaborate directly with software engineers
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What We Do:
• API Integrations
• Custom web programming
• AI Development, AI-First Software Development
• HIPAA compliant software & integrations
• Web portals
• Work management systems
• Business portals & utilities
• Middleware systems
• eCommerce solutions
• PWAs & desktop apps
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Our Tech Stacks:
• Microsoft: .NET Core, C#, VB, WebForms, MVC, Razor Pages, Blazor, Azure, MSSQL, Visual Studio, TypeScript
• LAMP/WAMP: PHP, MySQL, Linux, Apache
• Frontend: Vue, Angular, React, Boostrap
• Ruby: Rails, Postgres
• Other: git, Jira, Confluence, HTML, Javascript, jQuery, Claude Code, AI Software Development
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Platforms & APIs:
Authorize.NET, SagePay, MINDBODY Online, Brantree, PayPal, Amazon Pay, Fedex, UPS, FreightQuote, QuickBooks Online, QuickBooks Enterprise, Sage 100, Sage 300, Sage Cloud, Sage Intacct, Acumatica, ClubOS, Active Campaign, SharpSpring, Facebook, Google, FirstData, Counterpoint, Moneris Payments, Braintree, PaceJet, TaxJar, Avalara, Amazon, Facebook, Google, QuickBooks Online, MINDBODY Online, Active Campaign, SharpSpring, QuickBooks Commerce, Counterpoint, UPS, FedEx.
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Pell Software, LLC
*Check out our reviews online!*
Martin P.
has worked
.