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United Kingdom
$50/hr
100%
Job Success
$100K+ earned
Available now
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If you're getting clicks but not enough leads, or your cost per lead keeps climbing, the first thing I do is figure out why before touching your budget. I run Google Ads and Meta Ads for ecommerce brands and service businesses, and most clients come to me after someone set things up but didn't stick around to make it pay.
I currently manage over $900k per quarter across Google and Meta, ecommerce and DTC brands at $5K to $50K+/month, and service businesses too. I work with accounts at $3K/month in spend and up, where there's enough budget and data to move the numbers. I treat every dollar like it's mine and optimize for leads and revenue you can bank.
Conversion tracking comes first. When GA4 and the ad platforms disagree, you stop trusting your own numbers, so the plumbing gets fixed before anything else: GTM, GA4, server-side, Meta Pixel and the Conversions API, and call tracking when the phone is the conversion. After that, every spend decision rests on data that actually lines up.
Junk leads trace back to lead quality. I fix that with search-term cleanup, negatives, and tighter targeting to bring your cost per lead down.
On the creative side, I build direct-response variations and test them against your current best performer, so budget follows what converts.
A good click still dies if nothing catches it on the other side. I wire up landing pages, retargeting, and CRM automation in GoHighLevel so every lead gets followed up before it goes cold.
Most accounts treat Google and Meta as two separate channels. One strategy, one report, and attribution that ties spend back to true blended CAC pulls them into a single system.
Scaling without CAC blowing up means fast single-variable tests: kill the losers, push the winners, and judge everything on real CAC and ROAS.
Inherited a messy account? You get an audit and prioritized findings first, then a restructure, with the plan on the table before I touch the build.
For ecommerce and DTC brands I also run CRO on the 80/20, checkout and AOV. For local service businesses, geo-targeting measured on booked jobs.
Results
- 97% reduction in cost per lead for a home improvement contractor
- 13.24x ROAS and $619k in sales for a furniture DTC brand (Meta Ads)
- 7.66x ROAS and €268k in sales from zero in 90 days (gym equipment, Google Ads)
- ROAS from 249% to 466% in 3 months for a global beauty brand
- 77% more qualified leads and 32% lower CPA for a B2B SaaS company
What I Work With
Google Ads (Search, Shopping, PMAX, Display, YouTube), Meta/Facebook Ads, Bing Ads. GA4, Google Tag Manager, Meta Pixel, server-side tracking (Stape). Google Merchant Center, Shopify. GoHighLevel, Zapier, Make, n8n. Day to day: keyword research, negative keywords, bid strategy, ad copy testing, A/B testing, retargeting, landing page optimization, and reporting.
"Since working with Kamil, average monthly sales increased from $4,000 to $25,600" - Peter S, Loft Design
Not a fit if you want someone who reports clicks and impressions, needs weeks before acting, or can't define a numeric kill rule. I'm measured on output.
If your ads aren't performing, or you can't tell because you don't trust the numbers, message me and I'll tell you the first thing I check.
Kamil
$35/hr
100%
Job Success
$200K+ earned
Available now
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From fitness apps featured by Apple to AI-powered platforms with 20K+ users, I build high-performance mobile apps that feel great, scale smoothly, and deliver real business impact. As a Senior Mobile App Developer with 10+ years of experience, I combine deep engineering expertise with strong product thinking to help founders launch faster and grow confidently.
I’m a Mobile App Developer specializing in iOS mobile app and Android mobile app development, working with Swift, Kotlin, and Flutter to build production-ready solutions with clean architecture, smooth UX, and long-term maintainability.
As a hands-on Flutter Developer, Swift Developer, and Kotlin Developer, I create cross-platform and native mobile apps powered by modern AI and scalable backend systems.
Clients value that I don’t just “write code” — I act as a product-minded Mobile App Developer, helping shape the roadmap, optimize monetization, and make smart technical decisions from day one.
📈 Highlights & Proven Results
• Fitness iOS Mobile App Featured by Apple
Built using Swift & SwiftUI with HealthKit and Core Data integration. A premium-quality iOS mobile app focused on performance, clean UI, and personalized fitness experiences.
• Art & Exhibition Finder Android & iOS Mobile App (10K+ Daily Users)
Large-scale cross-platform mobile app using Flutter, Google Maps, and Firebase. Delivered high-performance caching, push notifications, analytics, and scalable backend infrastructure.
• AI-Powered Voice Shop Assistant (ChatGPT + Twilio)
Developed an AI-driven mobile solution using OpenAI API, conversational AI, and real-time voice processing. A strong example of AI integration inside a production-ready mobile app.
• AI Parenting iOS & Android Mobile App (1,000+ Downloads in First Week)
Core ML, Firebase backend, push notifications, and personalized AI insights. Secure, scalable architecture designed for long-term growth.
• Viral AI Attractiveness Mobile App (20K+ Downloads)
Face detection, AI scoring engine, subscription monetization, and ASO-driven growth. Engineered for scale across both iOS mobile app and Android mobile app platforms.
🧰 What I Bring as a Mobile App Developer
Platforms: iOS, Android, Flutter, watchOS, tvOS
Languages: Swift, Kotlin, Dart, Objective-C
Architecture: MVVM, VIPER, TCA, Clean Architecture
UI: SwiftUI, UIKit, Jetpack Compose
AI & ML: OpenAI API, ChatGPT integration, Core ML, NLP, Computer Vision
Backend: Firebase, Supabase, REST APIs, GraphQL, WebSockets
Monetization: RevenueCat, Superwall, subscriptions, paywalls
Analytics: Amplitude, Firebase Analytics, AppsFlyer
Advanced: Push notifications, VoIP (Twilio/Agora), geolocation, offline mode, barcode scanning, ARKit
CI/CD: Fastlane, Xcode Cloud, GitHub Actions, Codemagic
As a cross-platform Flutter Mobile App Developer and native iOS / Android Mobile App Developer, I specialize in turning early ideas into scalable AI-powered products — from architecture and development to testing, analytics, deployment, and post-launch growth.
💬 Why Clients Choose Me
Clients often say I “just get it.”
I translate business goals into scalable, high-performance mobile apps built with clean code, strong UX, and future-proof architecture.
If you’re looking for a Senior Mobile App Developer (Swift, Kotlin, Flutter, AI) who thinks like both an engineer and a product owner — I’d be happy to help launch or scale your next iOS mobile app or Android mobile app.
Updated: 07.07.26
Associated with
Dots mobile
$100K+
earned
$14.44/hr
100%
Job Success
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Hello there!
With over 5 years of marketing practices, I brought fresh new ideas and creativity to all my web projects. I have a vast amount of experience in working with people from all over the world and always exceed the expectations of my clients.
I am an entrepreneur at heart. The business aspect is one of the core reasons I started doing this sort of work. What appeals to me about my projects is being able to assist a fellow entrepreneur or company in expanding businesses and taking it to the next step for them to succeed.
Most of my clients are established and successful small and medium businesses, innovative startups, well-known brands, non-profit organizations, etc.
I am passionate and dedicated to my work and believe in delivering quality work even on tight deadlines. By not giving up on issues, I have developed excellent troubleshooting skills and gained
a lot of experience by working on complex projects.
I am seeking opportunities in these fields:
- Digital Consulting
- Healthcare Marketing
- Marketing Strategies
- Corporate Website Development
- PPC & Facebook Ads Management
- Technical SEO, On-page SEO, Ongoing SEO
- Social Media Marketing
I represent my own agency Knovatek Inc. So I can undertake big projects and provide a team of marketing specialists and developers, or act as a consultant.
If you have any questions on the above or how I can help you, please contact me.
Best Regards,
Priyanka.
$6/hr
93%
Job Success
$40K+ earned
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🚀Boost Your Organic #1 𝑷𝒂𝒈𝒆 𝑹𝒂𝒏𝒌𝒊𝒏𝒈..... 🚀
Hi, I'm an experienced SEO professional dedicated to boosting your website's visibility and search engine rankings.
I have around 9 years of expertise in helping on-page optimization, off-page strategies, and technical SEO to drive organic traffic and enhance online presence.
My goal is to help businesses like yours increase their online visibility and drive targeted traffic through effective SEO strategies.
I have a track record of delivering tangible results, enhancing search engine rankings, and driving organic traffic for diverse clients.
🚀Get the #1 Page Ranking on Google by My SEO strategy.
Keyword Research & Analysis
On-Page Optimization (Meta Tags, Content, and Structure)
Off-Page Strategies (Link Building & Outreach)
Technical SEO (Site Audits, Speed Optimization)
Competitor Analysis & Reporting
Please check the tasks which we will perform in our SEO in a month-
ON-PAGE SEO
✔ Deep Website Analysis
✔ Keyword Research
✔ Competitor analysis report
✔ Meta Title optimization
✔ Meta Description optimization
✔ Heading Tags optimization
✔ Meta Robots tag optimization
✔ URL Structure optimization
✔ Robots.txt file optimization & creation
✔ Optimization of Alt and Title tags
✔ Optimization of internal Navigation
✔ Analysis of Broken Links
✔ Page Content Optimization
✔ Fix Canonical issue
✔ Creation of XML Sitemap
OFF-PAGE SEO
✔ Article Submission
✔ Press Release Submission
✔ Social Bookmarking
✔ Blog Comments
✔ Local listing
✔ Video submission
✔ Classified submission
✔ Image sharing
✔ Search engine submissions
✔ Blog Submission
✔ Profile backlinks
My dedication to best practices and continuous learning ensures that your SEO strategy is always up-to-date with the latest trends and algorithm changes. Ready to elevate your online presence and achieve your SEO goals.
Let’s connect to discuss how I can help your business grow through effective and strategic SEO. Please Contact me to get started!
Respectfully,
Rohit Kumar V.
Associated with
Rank Pro Plus (OPC) Private Limited
$5/hr
93%
Job Success
$60K+ earned
Available now
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I am Santokh a results-driven 𝗦𝗘𝗢 𝘀𝗽𝗲𝗰𝗶𝗮𝗹𝗶𝘀𝘁 focused on improving organic visibility, keyword rankings, and 𝗾𝘂𝗮𝗹𝗶𝗳𝗶𝗲𝗱 𝗹𝗲𝗮𝗱 𝗴𝗲𝗻𝗲𝗿𝗮𝘁𝗶𝗼𝗻 through structured, data-backed SEO strategies. My approach is built on creating sustainable search authority using modern SEO systems aligned with Google algorithms and 𝗔𝗜-𝗽𝗼𝘄𝗲𝗿𝗲𝗱 𝘀𝗲𝗮𝗿𝗰𝗵 𝗲𝘃𝗼𝗹𝘂𝘁𝗶𝗼𝗻.
With 9+ years of experience, I help businesses strengthen their presence across 𝗚𝗼𝗼𝗴𝗹𝗲 𝗦𝗲𝗮𝗿𝗰𝗵, 𝗚𝗼𝗼𝗴𝗹𝗲 𝗠𝗮𝗽𝘀 (𝗚𝗠𝗕), 𝗮𝗻𝗱 𝗔𝗜-𝗯𝗮𝘀𝗲𝗱 𝘀𝗲𝗮𝗿𝗰𝗵 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀 through a complete SEO ecosystem including 𝘁𝗲𝗰𝗵𝗻𝗶𝗰𝗮𝗹, 𝗼𝗻-𝗽𝗮𝗴𝗲, 𝗮𝗻𝗱 𝗼𝗳𝗳-𝗽𝗮𝗴𝗲 𝗼𝗽𝘁𝗶𝗺𝗶𝘇𝗮𝘁𝗶𝗼𝗻.
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🏅𝐒𝐨𝐦𝐞 𝐅𝐞𝐞𝐝𝐛𝐚𝐜𝐤 𝐟𝐫𝐨𝐦 𝐚 𝐟𝐞𝐰 𝐨𝐟 𝐦𝐲 𝐄𝐬𝐭𝐞𝐞𝐦𝐞𝐝 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 ⭐⭐⭐⭐
⭐⭐⭐⭐⭐ Great experience and real results. Our performance and traffic improved significantly. A must go-to agency for all your SEO needs. Thanks guys
⭐⭐⭐⭐⭐ A true professional who made the entire process smooth and delivered outstanding results.
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𝗖𝗼𝗿𝗲 𝗦𝗘𝗢 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀
👉 Search Engine Optimization (SEO)
✔ Complete website SEO audit & strategy planning
✔ Buyer-intent keyword research for conversions
✔ On-page SEO optimization (titles, meta tags, headings, structure)
✔ Technical SEO (crawlability, indexing, Core Web Vitals, speed)
✔ Topical authority building through content optimization
👉 𝗚𝘂𝗲𝘀𝘁 𝗣𝗼𝘀𝘁𝘀 & 𝗛𝗶𝗴𝗵-𝗔𝘂𝘁𝗵𝗼𝗿𝗶𝘁𝘆 𝗕𝗮𝗰𝗸𝗹𝗶𝗻𝗸𝘀
✔ Niche-relevant guest posting on authority websites
✔ White-hat backlink acquisition (safe & sustainable SEO)
✔ Contextual link building for ranking improvement
✔ Competitor backlink gap analysis
✔ Link profile audit & cleanup strategy
👉 𝗟𝗼𝗰𝗮𝗹 𝗦𝗘𝗢 & 𝗚𝗼𝗼𝗴𝗹𝗲 𝗕𝘂𝘀𝗶𝗻𝗲𝘀𝘀 𝗣𝗿𝗼𝗳𝗶𝗹𝗲 (𝗚𝗠𝗕)
✔ Google Business Profile optimization & ranking growth
✔ Local citation building & NAP consistency management
✔ Google Maps (Local Pack) ranking strategies
✔ City-level keyword targeting for local dominance
✔ Review optimization for trust & authority signals
👉 𝗔𝗜 𝗦𝗘𝗢, 𝗔𝗘𝗢 & 𝗚𝗘𝗢 𝗢𝗽𝘁𝗶𝗺𝗶𝘇𝗮𝘁𝗶𝗼𝗻
✔ AI SEO for visibility in AI-powered search engines
✔ AEO (Answer Engine Optimization) for featured snippets & voice search
✔ GEO SEO for location-based search dominance
✔ Structured content optimization for AI understanding
✔ Intent-based keyword mapping for higher conversions
👉 𝗖𝗼𝗻𝘁𝗲𝗻𝘁 & 𝗔𝘂𝘁𝗵𝗼𝗿𝗶𝘁𝘆 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁
✔ SEO content strategy aligned with search intent
✔ Topical authority building for long-term rankings
✔ Blog strategy for sustainable organic traffic growth
✔ Internal linking optimization for better crawl flow
✔ Conversion-focused content planning
𝗪𝗵𝘆 𝗠𝘆 𝗦𝗘𝗢 𝗦𝘁𝗿𝗮𝘁𝗲𝗴𝘆 𝗪𝗼𝗿𝗸𝘀
✔ Focus on qualified traffic & lead generation, not just rankings
✔ Strong combination of technical + content + authority SEO
✔ Fully white-hat, long-term sustainable SEO practices
✔ Aligned with Google updates + AI search evolution
✔ Data-driven execution with measurable performance tracking
𝗦𝗘𝗢 𝗧𝗼𝗼𝗹𝘀 & 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀 𝗜 𝗨𝘀𝗲
👉 Ahrefs – Backlink analysis, keyword research, competitor research
👉 SEMrush – SEO audits, keyword tracking, site health analysis
👉 Screaming Frog – Technical SEO crawling & issue detection
👉 Google Search Console – Indexing, performance, keyword insights
👉 Google Analytics – Traffic analysis, user behavior, conversion tracking
👉 Claude AI – Content optimization, SEO strategy support, scaling content
𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝗶𝗲𝘀 𝗜 𝗛𝗮𝘃𝗲 𝗪𝗼𝗿𝗸𝗲𝗱 𝗪𝗶𝘁𝗵
✔ SaaS
✔ eCommerce
✔ Local Businesses
✔ Real Estate
✔ Healthcare
✔ Service-Based Businesses
✔ Global Brands
𝗢𝗯𝗷𝗲𝗰𝘁𝗶𝘃𝗲
My goal is to build a strong, scalable SEO foundation that increases visibility, drives consistent organic traffic, and generates high-quality business leads over the long term.
Tags:-
Search Engine Optimization, SEO Expert, Local SEO, Technical SEO, On-Page Optimization, Off-Page Optimization, Keyword Research, Link Building, Backlink Outreach, Authority Backlinks, High-Quality Backlinks, SEO Auditing, E-commerce SEO, WordPress SEO, Shopify SEO, Google Business Profile SEO, SEO Analytics, SEO Copywriting, Organic Traffic, Content Optimization, SEO Reporting, SEO Strategy, Guest Posting, Backlink Analysis, White Hat SEO AI SEO, AEO SEO, GEO SEO, Answer Engine Optimization, Generative Engine Optimization, AI Search Optimization, LLM SEO, ChatGPT SEO Optimization, AI Content Optimization, AI Ranking Optimization, Voice Search SEO, Featured Snippet Optimization, Zero Click SEO, Semantic SEO, Entity-Based SEO, Search Intent Optimization, Topical Authority SEO, Knowledge Graph SEO, Structured Data SEO, Schema Markup SEO, NLP SEO Optimization, SERP Feature Optimization, Google AI Overview SEO, E-E-A-T Optimization, Content Relevance Optimization, AI Driven SEO Strategy, Conversational Search Optimization, Multi-Platform SEO, Digital Authority Building
Associated with
Rank Pro Plus (OPC) Private Limited
$70/hr
100%
Job Success
$100K+ earned
Available now
Offers consultations
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I’m a Full Stack Developer, SaaS Developer, MVP Developer and AI Integration Developer focused on building production-ready web applications, SaaS platforms, MVP products, AI-powered applications and scalable internal tools.
My work sits at the intersection of Full Stack Development, SaaS Development, MVP Development, AI Integration, Backend Development and product architecture. I help founders, startups and growing teams turn early product ideas into real software products, from validation-stage prototypes to launch-ready SaaS platforms, dashboards, admin panels, customer portals, workflow tools and AI-enabled applications.
As a Full Stack Developer, I work across frontend, backend, databases, APIs and product logic. My frontend work is usually React and Next.js based, while my backend work often involves Node.js, Python, FastAPI, REST APIs, authentication systems, database architecture, third-party integrations and scalable backend services.
As a SaaS Developer, I focus on building SaaS products that can support real users, real workflows and long-term product growth. This includes multi-role dashboards, user permissions, authentication, subscription-ready flows, payment integrations, admin panels, reporting systems, customer portals, API integrations and operational tools that teams can confidently use after launch.
As an MVP Developer, I help founders and product teams move quickly without building throwaway prototypes. I focus on the core user journey first, then design the technical foundation around what the product needs to become. My MVP Development work helps teams launch faster while keeping the product maintainable, scalable and easier to improve after the first release.
As an AI Integration Developer, I build AI-powered features inside real products, not isolated demos. My AI Integration work can include AI agents, AI workflows, LLM-based features, automation logic, data processing, AI-powered dashboards, chatbot features, recommendation systems and backend systems that connect AI functionality with real business workflows.
As a Backend Developer, I design and build the technical foundation behind SaaS platforms, MVP products and AI-powered applications. This includes APIs, database models, authentication, authorization, background jobs, integrations, backend workflows and scalable service logic that keeps products reliable as they grow.
Clients typically work with me when they need:
* a Full Stack Developer who can own frontend, backend, databases and APIs
* a SaaS Developer who understands product architecture and long-term scalability
* an MVP Developer who can turn an idea into a launch-ready product
* an AI Integration Developer who can add practical AI features into real software
* a Backend Developer experienced with Node.js, Python, FastAPI and REST APIs
* a Full Stack Developer for SaaS MVPs, dashboards and internal tools
* a SaaS Developer for authentication, permissions, payment flows and admin panels
* an MVP Developer for startup products, early-stage platforms and validation builds
* AI Integration support for automation, AI agents, AI workflows and LLM-based features
* React and Next.js web applications connected to stable backend systems
* scalable API-driven products built for real users and future growth
* internal tools, CRMs, portals, dashboards and operational platforms
* backend-connected SaaS platforms with clean database architecture
* product modernization, technical rebuilds and architecture improvements
A large part of my work as a Full Stack Developer, SaaS Developer, MVP Developer and AI Integration Developer focuses on:
* Full Stack Development for SaaS platforms and web applications
* SaaS Development from MVP to scalable product architecture
* MVP Development for founders, startups and early-stage products
* AI Integration for SaaS products, dashboards and automation workflows
* React and Next.js frontend development
* Node.js and Python backend development
* FastAPI, REST APIs and third-party API integrations
* database architecture with PostgreSQL, MongoDB and Redis
* authentication, authorization and role-based access
* dashboards, admin panels, CRMs and customer portals
* workflow automation and AI-enabled business logic
* backend systems for AI-powered applications
* internal tools and operational platforms
* scalable product architecture for growing teams
* API-first software products built for real business use
My Full Stack Developer work is focused on making sure the frontend, backend, database, APIs and integrations work together as one stable product. My SaaS Developer work is focused on building products that can support real users, repeated workflows and long-term product growth. My MVP Developer work is focused on helping teams launch the right first version quickly and intelligently.
If you need a Full Stack Developer, SaaS Developer, MVP Developer can support your product end to end, feel free to invite me!
Associated with
Vizio AI
$800K+
earned
$15/hr
100%
Job Success
$100K+ earned
Available now
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I’m a 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐚𝐧𝐝 𝐖𝐨𝐫𝐝𝐏𝐫𝐞𝐬𝐬 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 𝐰𝐢𝐭𝐡 𝟕+ 𝐲𝐞𝐚𝐫𝐬 𝐨𝐟 𝐞𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 building scalable digital products for startups and businesses.
My core expertise lies in developing 𝐨𝐩𝐭𝐢𝐦𝐮𝐦 𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐢𝐧𝐠 𝐦𝐨𝐛𝐢𝐥𝐞 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 𝐮𝐬𝐢𝐧𝐠 𝐅𝐥𝐮𝐭𝐭𝐞𝐫 𝐚𝐧𝐝 𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞, along with creating 𝐜𝐮𝐬𝐭𝐨𝐦 𝐰𝐞𝐛𝐬𝐢𝐭𝐞𝐬 𝐚𝐧𝐝 𝐞𝐂𝐨𝐦𝐦𝐞𝐫𝐜𝐞 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬 𝐮𝐬𝐢𝐧𝐠 𝐖𝐨𝐫𝐝𝐏𝐫𝐞𝐬𝐬 𝐚𝐧𝐝 𝐖𝐨𝐨𝐂𝐨𝐦𝐦𝐞𝐫𝐜𝐞.
I implement 𝐀𝐈-𝐩𝐨𝐰𝐞𝐫𝐞𝐝 𝐟𝐞𝐚𝐭𝐮𝐫𝐞𝐬 𝐢𝐧 𝐦𝐨𝐛𝐢𝐥𝐞 𝐚𝐩𝐩𝐬 𝐚𝐧𝐝 𝐰𝐞𝐛𝐬𝐢𝐭𝐞𝐬 to enhance user experience and automate workflows, using 𝐀𝐈-𝐚𝐬𝐬𝐢𝐬𝐭𝐞𝐝 𝐭𝐨𝐨𝐥𝐬 to accelerate development and improve code quality. I follow 𝐦𝐨𝐝𝐞𝐫𝐧 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐩𝐫𝐚𝐜𝐭𝐢𝐜𝐞𝐬 to deliver reliable and scalable solutions.
✅ Core technologies I work with :
🔶 𝐌𝐨𝐛𝐢𝐥𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 ➤ Flutter │ React Native │ Dart │ JavaScript │ TypeScript
🔶 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 & 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬 ➤ Firebase │ Supabase │ PostgreSQL │ MySQL │ MariaDB │ Node.js
🔶 𝐂𝐌𝐒 ➤ WordPress │ WooCommerce │ PHP │ Advanced Custom Fields (ACF) │ WP CLI
🔶 𝐀𝐏𝐈 & 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬 ➤ REST API │ GraphQL │ Third-party Services
🔶 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐓𝐨𝐨𝐥𝐬 ➤ Git / GitHub │ Docker │ CI/CD Pipelines
The services I provide include:
════════════════════
✅ For Mobile Apps Development :
🔶 𝐄𝐧𝐝-𝐭𝐨-𝐞𝐧𝐝 𝐦𝐨𝐛𝐢𝐥𝐞 𝐚𝐩𝐩 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 i.e. planning, architecture, UI development, backend integration, testing, and deployment
🔶 Pixel-perfect 𝐔𝐈 𝐢𝐦𝐩𝐥𝐞𝐦𝐞𝐧𝐭𝐚𝐭𝐢𝐨𝐧 𝐟𝐫𝐨𝐦 𝐅𝐢𝐠𝐦𝐚, Adobe XD, or Sketch (including design systems and dark mode support)
🔶 𝐌𝐕𝐏 𝐚𝐩𝐩 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭
🔶 𝐀𝐏𝐈 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬 (REST, GraphQL, and third-party services such as payments, maps, authentication, analytics, and social logins)
🔶 𝐀𝐩𝐩 𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 𝐨𝐩𝐭𝐢𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧, code refactoring, and bug fixing
🔶 𝐀𝐩𝐩 𝐒𝐭𝐨𝐫𝐞 𝐚𝐧𝐝 𝐆𝐨𝐨𝐠𝐥𝐞 𝐏𝐥𝐚𝐲 𝐝𝐞𝐩𝐥𝐨𝐲𝐦𝐞𝐧𝐭, release management, and crash monitoring setup
🔶 𝐎𝐧𝐠𝐨𝐢𝐧𝐠 𝐦𝐚𝐢𝐧𝐭𝐞𝐧𝐚𝐧𝐜𝐞, feature enhancements, and OS compatibility updates
✅ For Wordpress Development :
🔶 𝐂𝐮𝐬𝐭𝐨𝐦 𝐖𝐨𝐫𝐝𝐏𝐫𝐞𝐬𝐬 𝐰𝐞𝐛𝐬𝐢𝐭𝐞 development and theme customization
🔶 WordPress 𝐩𝐥𝐮𝐠𝐢𝐧 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 and custom functionality
🔶 𝐖𝐨𝐨𝐂𝐨𝐦𝐦𝐞𝐫𝐜𝐞 𝐬𝐭𝐨𝐫𝐞 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 and advanced store customization
🔶 𝐇𝐞𝐚𝐝𝐥𝐞𝐬𝐬 𝐖𝐨𝐫𝐝𝐏𝐫𝐞𝐬𝐬 integrations for modern front-end applications
🔶 𝐓𝐡𝐢𝐫𝐝-𝐩𝐚𝐫𝐭𝐲 𝐀𝐏𝐈 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬 for payments, shipping, CRM, ERP, and external systems
🔶 𝐖𝐞𝐛𝐬𝐢𝐭𝐞 𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 𝐨𝐩𝐭𝐢𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧 (Core Web Vitals, speed improvements)
🔶 𝐖𝐨𝐫𝐝𝐏𝐫𝐞𝐬𝐬 & 𝐖𝐨𝐨𝐂𝐨𝐦𝐦𝐞𝐫𝐜𝐞 𝐦𝐚𝐢𝐧𝐭𝐞𝐧𝐚𝐧𝐜𝐞, updates, and security hardening
Feel free to reach out to me. I would be happy to discuss your project in detail.
Associated with
The Brihaspati Infotech Pvt. Ltd.
$10M+
earned
$50/hr
100%
Job Success
$200K+ earned
Available now
Offers consultations
Start of list.
End of list.
A startup founder came to me with a four-week investor deadline, a constrained enclosure, and no schematics. We engineered a dense 6-layer IoT PCB layout with full signal integrity simulation it powered up perfectly on the first pass, secured their seed round, and earned this review: “He didn’t just design a circuit board, he literally saved our investor launch.”
That outcome isn't luck. It's the result of treating every hardware engagement as a production problem from day one, not a prototype exercise.
I'm a Top Rated Plus PCB design engineer and electrical engineering specialist with 10+ years of experience and 85+ completed hardware deployments across IoT devices, industrial automation, robotics platforms, and medical device electronics. My work covers the full hardware development cycle, schematic design, multilayer PCB layout, embedded systems integration, signal integrity optimization, and manufacturing-ready deliverables that hold up through fabrication and real-world operation.
Recent projects include a flexible PCB design for NIR (near-infrared) sensing and a Bluetooth lapel microphone board built on the Nordic NRF52840 compact, signal-sensitive hardware where PCB layout discipline, impedance control, and RF interference management directly determine whether the product works. ESP32 and STM32 embedded systems, BLE and WiFi communication hardware, motor controllers, and power electronics for EV and industrial automation applications make up the rest of my active project history.
● How I Work:
I design primarily in Altium Designer and KiCad, with schematic design and IPC-compliant component sourcing completed before layout begins. Every PCB layout is built around DFM and DFA principles, high-speed routing, impedance control, EMI/EMC mitigation, differential pair routing, and thermal management so respins stay rare and first-pass success rates stay high.
Deliverables include fabrication-ready Gerber files (RS-274X/ODB++), CPL/pick-and-place files, and production-ready Bills of Materials. No loose ends at handoff.
● Core Expertise:
⁃ PCB Design & Layout:
Multilayer PCB layout (2-layer to 12+ layer), high-speed routing, signal integrity analysis, impedance matching, EMI/EMC mitigation, rigid-flex PCB design, thermal management, DFM/DFA optimization
⁃ Schematic Design & Circuit Engineering:
Schematic capture, analog and digital circuit design, mixed-signal circuit development, power electronics design, BOM optimization, component lifecycle analysis
⁃ Embedded Systems & IoT Hardware:
ESP32, STM32, ARM Cortex embedded hardware development, BLE and WiFi system integration, low-power IoT hardware design, embedded firmware-ready platform development, wireless sensor node design
⁃ ECAD Tools:
Altium Designer, KiCad, Autodesk Eagle footprint and library generation to IPC standards
⁃ Manufacturing Deliverables:
Gerber files (RS-274X / ODB++), pick-and-place/CPL files, production BOM, fabrication, and assembly documentation.
● Who I Work With:
My strongest engagements are with founders and engineering teams who treat hardware development as a serious investment not a race to the cheapest PCB layout quote.
● Who are strong fit:
⁃ You are building a market-bound product and understand the real costs of component sourcing and PCB prototyping cycles
⁃ You are ready to invest the time and budget that production-quality electrical engineering actually requires
⁃ You come with defined requirements a clear concept, target specs, or reference schematic design
⁃ You are available for brief milestone reviews to keep the PCB design aligned throughout development
● We are not a fit if:
⁃ You need a homework assignment or university thesis completed. I work exclusively on commercial hardware
⁃ You want to skip signal integrity checks or DFM rules to reduce cost, but still expect a reliable, production-ready board
⁃ You need a complex multilayer PCB design completed in two to three days responsible embedded systems engineering requires a realistic timeline
● Track Record:
100% Job Success · Top Rated Plus · $200K+ earned · 5,700+ hours delivered
Upwork hourly and fixed-price engagements, from initial schematic design through manufacturing handoff.
If your project is production-bound and you need a PCB design and embedded systems engineer who takes full ownership from schematic design through fabrication-ready deliverables invite me to your job or book a direct consultation to review PCB stack-up strategy, circuit architecture, and component selection before we begin.
Associated with
KeyMech Designs
$200K+
earned
$35/hr
97%
Job Success
$100K+ earned
Available now
Offers consultations
Start of list.
End of list.
I am a Shopify developer and ecommerce specialist with 7+ years of experience building, customizing, and optimizing Shopify stores for brands of all sizes.
🏆 Top Rated Plus Upwork Freelancer
🌟 Ranked in the Top 1% of Shopify Developers on Upwork
✅ Certified Shopify Partner
𝗜𝗳 𝘆𝗼𝘂 𝗻𝗲𝗲𝗱 𝗮 𝗦𝗵𝗼𝗽𝗶𝗳𝘆 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 𝘁𝗼 𝗯𝘂𝗶𝗹𝗱, 𝗿𝗲𝗱𝗲𝘀𝗶𝗴𝗻, 𝗼𝗿 𝗼𝗽𝘁𝗶𝗺𝗶𝘇𝗲 𝘆𝗼𝘂𝗿 𝗦𝗵𝗼𝗽𝗶𝗳𝘆 𝘀𝘁𝗼𝗿𝗲, 𝗹𝗲𝘁'𝘀 𝗰𝗼𝗻𝗻𝗲𝗰𝘁. 𝗜 𝗼𝗳𝗳𝗲𝗿 𝗲𝗻𝗱-𝘁𝗼-𝗲𝗻𝗱 𝗦𝗵𝗼𝗽𝗶𝗳𝘆 𝘄𝗲𝗯𝘀𝗶𝘁𝗲 𝗱𝗲𝘀𝗶𝗴𝗻, 𝗰𝘂𝘀𝘁𝗼𝗺 𝗲𝗰𝗼𝗺𝗺𝗲𝗿𝗰𝗲 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁, 𝗮𝗻𝗱 𝗰𝗼𝗻𝘃𝗲𝗿𝘀𝗶𝗼𝗻-𝗳𝗼𝗰𝘂𝘀𝗲𝗱 𝗦𝗘𝗢 𝗲𝗻𝗵𝗮𝗻𝗰𝗲𝗺𝗲𝗻𝘁𝘀.
My Expertise Includes:
✅ Shopify Website Design and Development
I specialize in complete Shopify website design and development, from custom Liquid theme builds and Shopify templates to Shopify apps and scalable ecommerce stores. I also handle Figma to Shopify translations with pixel-perfect accuracy and WordPress to Shopify migrations.
✅ Shopify Plus Development
For high-volume brands, I provide advanced Shopify Plus development including checkout customization, complex discount logic, multi-currency setup, and enterprise-grade ecommerce architecture that scales.
✅ Shopify SEO and Conversion Rate Optimization
I implement technical Shopify SEO, schema markup, page speed optimization, and structured data to improve organic rankings. Conversion rate optimization covers product page layout, checkout flow, landing page design, and A/B testing to grow revenue without increasing ad spend.
✅ Figma to Shopify Development
I translate Figma designs into fully functional Shopify stores with precision, matching every design detail across desktop and mobile with clean, maintainable Liquid code.
✅ WordPress and WooCommerce Development
WordPress website maintenance, WooCommerce ecommerce builds, plugin customization, and WordPress to Shopify migrations for brands moving to a dedicated ecommerce platform.
✅ Design and Branding Support
Graphic design and UI enhancement using Figma, Adobe Photoshop, and Illustrator, ensuring every part of your Shopify store reflects your brand with visual consistency.
I have delivered Shopify solutions across supplements, fashion, printing, outdoor equipment, and consumer goods. I know what converts, how to structure a Shopify store for performance, and how to build clean, fast ecommerce experiences that turn visitors into repeat buyers.
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What Sets Me Apart
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- Swift Collaboration: I slide into your workflow smoothly, whether you are a small brand or a large agency, with clear communication across every Shopify project.
- Fast Response: Whether it is Shopify theme fixes, app integrations, SEO updates, or bug fixes, I deliver fast, dependable results.
- Full Availability: Reachable via Upwork chat, Slack, email, or Discord, I align with your workflow to keep projects moving.
- Detail-Oriented Execution: I do not cut corners. From Shopify design to Liquid development, expect polished, high-quality results every time.
⭐⭐⭐⭐⭐ "He jumped into our Shopify project quickly and helped us solve some tricky custom coding issues without any fuss. Super easy to communicate with, always responsive." - Shopify client
⭐⭐⭐⭐⭐ "Bernardo was fantastic to work with. Great communicator, highly organized, and incredibly skilled across Shopify development and ecommerce website design." - multi-project client
⭐⭐⭐⭐⭐ "Quick, personable, and professional. Met our needs perfectly for Figma-to-Shopify development." - Figma to Shopify client
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Tech Stack
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Ecommerce: Shopify, Shopify Plus, Shopify Liquid, Shopify Apps, WooCommerce
CMS and Web: WordPress, Webflow, Squarespace, Elementor
Frontend: HTML5, CSS3, JavaScript, jQuery, PHP, React, Responsive Design
Design: Figma, Adobe Photoshop, Adobe Illustrator
Integrations: API integrations, Cloudflare, Zapier, Shopify SEO tools
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If you need a top 1% Shopify developer who delivers clean, conversion-focused ecommerce work on time, send me a message. I am ready to start.
Associated with
FutureForge
$300K+
earned
$50/hr
100%
Job Success
$600K+ earned
Available now
Start of list.
End of list.
Struggling to launch high-quality mobile apps on time? I am, an Upwork 𝐄𝐱𝐩𝐞𝐫𝐭-𝐕𝐞𝐭𝐭𝐞𝐝 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 with 𝟖+ 𝐲𝐞𝐚𝐫𝐬 in React Native, delivering over 𝟑𝟎 𝐬𝐮𝐜𝐜𝐞𝐬𝐬𝐟𝐮𝐥 𝐚𝐩𝐩𝐬 on the App Store and Play Store that drive user engagement and business growth.
📱 𝐇𝐎𝐖 𝐈 𝐂𝐀𝐍 𝐇𝐄𝐋𝐏 𝐘𝐎𝐔
𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭
✓ Build high-performance, cross-platform apps for iOS and Android with React Native expertise.
𝐀𝐩𝐩 𝐒𝐭𝐨𝐫𝐞 & 𝐏𝐥𝐚𝐲 𝐒𝐭𝐨𝐫𝐞 𝐏𝐮𝐛𝐥𝐢𝐬𝐡𝐢𝐧𝐠
✓ Seamless deployment and release management to get your app live on both major platforms.
𝐂𝐮𝐬𝐭𝐨𝐦 𝐀𝐏𝐈 & 𝐅𝐢𝐫𝐞𝐛𝐚𝐬𝐞 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧
✓ Connect your app with robust APIs and Firebase for real-time data and push notifications.
𝐔𝐈/𝐔𝐗 𝐃𝐞𝐬𝐢𝐠𝐧 𝐈𝐦𝐩𝐥𝐞𝐦𝐞𝐧𝐭𝐚𝐭𝐢𝐨𝐧
✓ Transform Figma designs into intuitive, responsive mobile interfaces.
𝐂𝐈/𝐂𝐃 & 𝐖𝐡𝐢𝐭𝐞-𝐥𝐚𝐛𝐞𝐥 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬
✓ Automate app builds and deliver reusable white-labeled React Native apps tailored to your brand.
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🌟 𝗪𝗛𝗔𝗧 𝗖𝗟𝗜𝗘𝗡𝗧𝗦 𝗦𝗔𝗬 🌟
❝Successfully completed a super complicated hiring assessment involving native OS functions with a good turnaround time and good quality!❞
– Bogdan Tenea, GT School
❝Satya is a great Developer with hands-on experience in React Native. We've enjoyed working with him.❞
– Sofia Marjanovic, Product Manager
❝Working with Satya was great. He helped us move forward with our Project.❞
– Julia Weigel, Bright Solutions
🏆 Expert-Vetted Mobile App Developer on Upwork
🎖 Upwork Skill Certification - Javascript Front-End Development
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🤝 𝗟𝗘𝗧'𝗦 𝗕𝗨𝗜𝗟𝗗 𝗬𝗢𝗨𝗥 𝗡𝗘𝗫𝗧 𝗠𝗢𝗕𝗜𝗟𝗘 𝗔𝗣𝗣
Have a mobile app idea or need expert React Native development? 𝗠𝗲𝘀𝘀𝗮𝗴𝗲 𝗺𝗲 𝗼𝗻 𝗨𝗽𝘄𝗼𝗿𝗸 𝘁𝗼𝗱𝗮𝘆 for a free consultation and start turning your vision into reality.
I typically respond within 6 hours and prioritize timely communication.
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🛠️ 𝐓𝐎𝐎𝐋𝐒 & 𝐓𝐄𝐂𝐇𝐍𝐎𝐋𝐎𝐆𝐘
𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭
• React Native
• Objective-C
• Java
• Expo
• Yarn
𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐬𝐢𝐠𝐧
• Figma
𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬
• Firestore
• Supabase
• MySQL
• MongoDB
𝐁𝐚𝐜𝐤𝐞𝐧𝐝 & 𝐀𝐏𝐈𝐬
• Node.js
• GraphQL
• API Integration
• API Development
𝐎𝐭𝐡𝐞𝐫 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬
• Firebase
• Redux
• Push Notifications
𝐃𝐞𝐯𝐎𝐩𝐬 & 𝐃𝐞𝐩𝐥𝐨𝐲𝐦𝐞𝐧𝐭
• CI/CD
• App Store Publishing
• Play Store Publishing
• White-labelling React Native apps
React Native, Mobile App Development, iOS Development, Android App Development, Firebase, API Integration, JavaScript, CI/CD, Expo, Mobile App Design