
Arman Khan
Verified Expert in Engineering
Full-stack Developer
Surat, Gujarat, India
Toptal member since May 17, 2022
Arman is an accomplished full-stack engineer with expertise in TypeScript, React, React Native, and Node.js. He has a successful track record collaborating with offshore clients and ensures top-quality products. His attention to detail, adaptability, and strong communication skills enable him to consistently deliver tailored, user-friendly solutions for fintech, healthcare, and SaaS projects. Arman's technical prowess and commitment to excellence make him a valuable asset in any team or project.
Portfolio
Experience
- JavaScript - 6 years
- Node.js - 6 years
- TypeScript - 5 years
- React - 4 years
- React Native - 4 years
- PostgreSQL - 3 years
- Next.js - 3 years
- Vue - 2 years
Availability
Preferred Environment
GitHub, Responsive Web Apps, TypeScript, JavaScript, React, React Native, CSS, HTML, APIs, Full-stack, SQL
The most amazing...
...thing I've developed is a real-time, collaborative, note-taking system, akin to Google Docs, for the HospiOS EPR system.
Work Experience
Lead Full-stack Engineer
TopLegal
- Developed a ProseMirror plugin from scratch to enable Google Docs, such as suggest mode functionality in a custom tip-tap editor.
- Managed a team of 7+ developers and was responsible for ensuring the delivery of products on time.
- Developed many 3rd-party integrations with systems such as Prismatic.
Full-stack React Native Engineer
FlexBox Design Ltd
- Developed an online audio streaming platform similar to Spotify using React Native.
- Integrated a custom payment gateway into the application using Firebase functions as the back end.
- Designed beautiful, scalable UI in React Native with smooth animations.
Product Engineer
Techtico
- Developed a real-time note-taking system akin to Google Docs, allowing hundreds of users to collaborate on the same document concurrently.
- Built an AI plugin for Tiptap, a ProseMirror-based editor that offers handy tools such as grammar correction, summarization, and professional writing.
- Moved large queries from Supabase to RPC functions, resulting in a 30% increase in performance.
Senior Full-stack Engineer
Stylioapps
- Developed multiple features in an existing online call center management app called EasyCall.
- Worked closely with the Twilio support team to develop new features like SMS using Twilio phone numbers.
- Led a team of two engineers, assigning work according to their expertise and ensuring the code quality.
Technical Lead and Full-stack Engineer
Propelius Technologies
- Developed a sales CRM app from scratch using Next.js and Django.
- Managed a team of three engineers, reviewing and ensuring the code quality.
- Ensured the client's requirements were getting fulfilled by the team.
Senior Full-stack Engineer
Propelius Technologies
- Developed a sales CRM called PowerSales as a lead front-end engineer.
- Worked on a fintech application in React Native and Django.
- Managed a team of two engineers to ensure the work and client satisfaction.
Senior Full-stack Engineer
Zypac Infotech
- Contributed to multiple React native apps for clients, creating apps with fluid animations and UX.
- Created standard WordPress plugins and worked on WordPress headless CMS using React.
- Managed the company's online freelancing account, bidding on multiple projects and communicating with different clients.
Experience
EasyCall | Web Call Center
I also managed two other engineers on this project. My day-to-day job on the project was to maintain its stability, fix bugs, assign tasks to the best person for them, communicate with clients about the next features, gather the requirements, and conduct R&D.
PowerSales CRM
Unify | Personal Finance Manager
This fintech app required lots of custom charts, which were not readily available through any library in React Native ecosystem, so I had to create almost all graphs by using complex maths to plot points and React Native Reanimated to create beautiful animations.
Hospi OS
In this project, I played a significant role in both the front-end and back-end development, specifically focusing on implementing the real-time note-taking module, version control algorithm, and file management system. My contributions aimed to enhance collaboration, data integrity, and overall efficiency within the EPR system.
Education
High School Diploma in Information Technology
Dr. S & S. S. Ghandhy College of Engineering & Technology - Surat, India
Skills
Libraries/APIs
React, Node.js, REST APIs, Context API, React Router, React Query, Vue, Twilio API, Shopify API, Socket.IO, PostgREST, AWS Amplify
Tools
GitHub, Expo, Bitbucket, Prisma, Xcode, Auth0, Amazon Cognito, AWS CloudFormation, Claude
Languages
TypeScript, JavaScript, CSS, HTML, GraphQL, HTML5, SQL, Python
Frameworks
React Native, Next.js, Redux, Material UI, Nuxt.js, NestJS, Tailwind CSS, Django, Realtime, MUI CSS
Paradigms
REST, Responsive Web Design (RWD), Back-end Architecture, Mobile Development, Test-driven Development (TDD)
Platforms
Twilio, Mobile, Docker, cPanel, Amazon Web Services (AWS), Contentful, AWS Lambda, iOS, Firebase, AWS Elastic Beanstalk, Android
Industry Expertise
Web Design
Storage
MongoDB, PostgreSQL, Amazon S3 (AWS S3), MySQL, Elasticsearch, Amazon DynamoDB
Other
Leadership, Responsive Web Apps, APIs, Supabase, Front-end, Full-stack, Back-end, Back-end Development, Architecture, SaaS, MERN Stack, Full-stack Development, react auth, Mobile Apps, Lambda Functions, Serverless, CI/CD Pipelines, Integration, PWA, Chakra UI, Amazon RDS, Software Design, Strapi, Headless Software, Content Management Systems (CMS), User Experience (UX), Storybook, Charts, Software Deployment, Software Engineering, Networks, Computer Science, Web Development, WebSockets, Tiptap, ProseMirror, OpenAI GPT-3 API, Railway, Payment APIs, Card Payments, Music, Downloads, Audio, Videos, LangChain, OpenAI
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