Flutter & Dart: Developing iOS, Android, and Mobile Apps
Coursera · IBM
Completed verified coursework on Flutter widgets, Dart, routing, APIs, and cross-platform mobile development.
View certificateHire Me - Available for Freelance Projects
Kapil KaushikTop Software Engineer & Freelance Developer
Expert Mobile App Developer | Flutter & React Native Specialist | Full-Stack Web Developer
Your Trusted Digital Agency Partner for Software Development
Looking to hire a top software engineer? With over 9 years of professional experience in mobile and web application development, I specialize in building high-performance, user-centric digital products. As a freelance software developer, I've delivered 100+ mobile apps and 50+ websites for clients worldwide across industries like logistics, healthcare, fintech, e-commerce, and lifestyle.
From Android and iOS native development to Flutter and React Native cross-platform apps, I offer comprehensive software development services that bring your ideas to life. Whether you need a digital agency for your startup or enterprise-grade solutions, I partner with businesses to solve real problems and deliver intuitive, scalable, and beautiful software.
- Occupation
- Senior Software Engineer & Freelancer
- Education
- B.Tech in Computer Programming
- Phone
- +91 9997854380
code
Software engineer
9+ years
rocket_launch
Apps & sites
100+ apps
0+
Years of experience
0+
Mobile apps delivered
0+
Freelance hours logged
My skill
What I'm really good at
These are the core skills I use to build great products-from native and cross-platform mobile to full-stack web and integrations.
Mobile app development
Android (Java/Kotlin), iOS (Swift), Flutter, and React Native- performance, polish, and releases that hold up in production.
Full stack web development
React, Next.js, Node.js, Laravel, and Firebase-dashboards, marketing sites, and backends that scale with your business.
API & third-party integration
Payments, maps, auth, analytics, and enterprise APIs-wired securely with clear error handling and observability.
Career snapshot
My professional journey
From early mobile MVPs to enterprise-grade apps and full-stack delivery-focused on quality, speed, and clear communication with stakeholders.
Experience
smartphone
Senior Software Engineer
Jun 2024 – PresentNagarro – Jaipur
At Nagarro, I've worked with global brands to deliver robust mobile and web solutions using Flutter, React Native, Kotlin, Swift, and backend technologies. My role includes end-to-end product development, team collaboration, and client communication.
devices
Software Engineer
Apr 2021 – Sep 2022Webkul – Noida
Native & cross-platform application development for client-focused mobile products.
android
Android Developer
Mar 2019 – Apr 2021Appic Softwares – Jaipur
Developed native Android applications for B2C and B2B clients. Focused on performance optimization and intuitive UX.
devices
Digital Marketing SEO manager
Aug 2018 – March 2019W3era - Jaipur
Managed SEO for various clients, including e-commerce and service businesses. Focused on improving organic traffic and online visibility.
devices
Mobile Application Developer
Oct 2016 – Aug 2018KS Networks Pvt. Ltd. – Hapur
Contributed to a variety of startup projects, emphasizing rapid development and MVP releases.
Education
B.Tech in Computer Programming
Maharishi Arvind Institute of Engineering & Technology, Jaipur
2014 – 2018
Learning that laid my foundation in software engineering, algorithms, and building real-world systems.
Software Development Portfolio
Featured Projects by Top Software Engineer
Explore 100+ successful projects including mobile applications, enterprise solutions, e-commerce platforms, SaaS products, and custom dashboards. Delivered for clients in logistics, healthcare, fintech, e-commerce, and lifestyle industries across the globe.
E-commerceCilory
languageandroidphone_iphone
Online fashion and lifestyle marketplace serving thousands of shoppers across India-catalog, cart, payments, order tracking, and a sticky loyalty experience across web, Android, and iOS.
E-commerceiOSAndroidWeb
Invoicing | POSStaxMyBill
language
The all-in-one invoicing and payment tracking platform that helps you get paid faster. Automate your billing, track expenses, and focus on what you do best.
InvoicingPOSPWAWebSaaS
Food & restaurantLa Chocita Grill
languageandroidphone_iphone
Mobile ordering, loyalty rewards, and table-side experiences for an authentic Mexican grill-digital menu, payments, and pickup flows tuned for busy service hours.
RestaurantLoyaltyiOSAndroid
Grocery deliveryBookMyFresh
languageandroidphone_iphone
Farm-to-doorstep grocery platform with live inventory, time-slot delivery, and a clean checkout-optimized to keep produce moving and customers coming back.
GroceryLogisticsiOSAndroid
Success stories
Recognition & milestones
Highlights from client platforms and teams I have worked with.
Top Rated Plus Freelancer
Upwork
Recognized for 100% job success rate and excellent client feedback on 25+ freelance projects.
Best Mobile Developer
Webkul
Awarded internally for building scalable and user-friendly mobile apps for global clients.
Fastest Feature Delivery Award
Appic Softwares
Recognized for rapid development cycles and consistent high-quality releases.
Software Development Services
Hire a Top Software Engineer for Your Project
Professional freelance software development services - from mobile apps to full-stack web applications. End-to-end delivery with clear communication, quality code, and on-time delivery. Trusted by startups and enterprises worldwide.
Mobile App Development
Hire an expert mobile app developer for native Android (Java/Kotlin) and iOS (Swift) development. I build high-performance, user-centric mobile applications that drive engagement and deliver results. From startup MVPs to enterprise-grade apps, get custom mobile app development services tailored to your business needs.
Cross-Platform Development
Looking for Flutter or React Native development? I specialize in cross-platform app development that reduces time-to-market by 50%. Build once, deploy everywhere - get native-quality apps for both Android and iOS with a single codebase. Ideal for startups and businesses seeking cost-effective mobile solutions.
Tech Consultation
Need expert guidance for your software project? I offer comprehensive tech consultation services including architecture design, technology selection, project planning, and MVP strategy. Whether you're a startup founder validating ideas or an enterprise scaling products, get actionable insights from 9+ years of experience.
Full-Stack Development
Complete web application development using modern technologies - React, Next.js, Node.js, Laravel, and cloud services. From responsive frontends to scalable backends and APIs, I deliver production-ready web solutions. Specializing in SaaS platforms, e-commerce systems, admin dashboards, and custom web applications.
Let's start working
Pricing plans
Flexible engagement models depending on scope, timeline, and how you like to work together.
Hourly
$40-45/hr
- check_circleFor small tasks / quick fixes
- check_circleFlexible contract
- check_circleSmall Tasks/ Quick Fixes
- check_circleSupport
- check_circleUpdates
Short-term (< 3 months)
$35/ hr
- check_circleSlight discount for commitment
- check_circleFlexible contract
- check_circleSmall Tasks/ Quick Fixes
- check_circleSource code
- check_circleSupport
- check_circleUpdates
- check_circleMaintenance
Long-term (3+ months)
$25-30/ hr
- check_circleStrong discount for stability
- check_circleLong term contract(>3 months)
- check_circleFlexible contract
- check_circleSource files
- check_circleSupport
- check_circleUpdates
Project-based (fixed price)
Starts from $X
- check_circleBased on scope
- check_circleOne time contract
- check_circleFlexible contract
- check_circleProject-based (fixed price)
- check_circleSource files
- check_circleSupport
- check_circleUpdates
Testimonials
What people say
Feedback from founders and collaborators I have shipped products with.
“Working with Kapil was an absolute pleasure. From our very first call, he understood our business model and helped refine it into an app that's not only functional but visually compelling. The UX is intuitive, and the code is clean-something our internal tech team appreciated a lot. He's responsive, professional, and truly collaborative. Highly recommended!”
“I've collaborated with Kapil on three different projects over the past two years. His ability to understand product requirements and translate them into scalable mobile solutions is rare in the freelance world. He's proactive, communicates clearly, and always delivers on time-even ahead of deadlines. He doesn't just code-he takes ownership of the product.”
“I came to him with an idea, and he built an end-to-end solution that exceeded my expectations. He needed very little guidance and still managed to bring my vision to life with high-quality design and performance. The final product was delivered faster than expected and required zero revisions. 10/10 service!”
Hire a Software Engineer
Let's Build Your Next Digital Product
Ready to hire a top software engineer? Share your project requirements - goals, timeline, and platforms - and I'll get back to you within 24 hours with a detailed proposal.
call
Phone+91 9997854380
mail
link
LinkedIn/kapilkaushiky
code
GitHub/devkapilkaushik
work
Upwork/kaushikkapil
chat
WhatsApp/919997854380