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Good day and thank you for viewing my profile! I am professional and full time freelancer (7+ years), reliable, flexible and aim oriented person, so you can be sure your project will be completed in time and top quality. In my work i am mostly using: BEM, HTML5, CSS3, Sass(Scss), Less, JavaScript, JQuery, Adobe Photoshop, Bootstrap, Slim, Sublime Text, Vstudio, GIT, Zeplin, Figma, Invision, Gulp, Prepros etc. I can work in your timezone working hours if needed. Also if you have some interesting and new things for me to study and work on - i am ready! At the end you will get w3c valid, semantic, structured and well commented code, seo friendly, pixel-perfect to layouts/mockups (if designs are perfect themselves). Please notice that I am not a web designer. Unfortunatelly I can't create a design for you. Feel free to contact me for advice or a consultation, i will be glad to help you! Thank you for having time to look at my profile. Hopefully we can work together. Best regards, Zhan

Elevate your digital infrastructure with my expertise as a Certified Cloud Solutions Architect and seasoned backend engineer. With a decade of experience, I excel in delivering scalable, secure, and robust backend systems, API management, and comprehensive cloud solutions tailored to AWS and Azure platforms. My services encompass expert consultation, meticulous software solution execution, seamless implementation, and proficient DevOps strategies. I’m also equipped to mentor empowering your team. Partner with me to transform your vision into reality and propel your business forward. Checkout my website for more details if interested: shalphaco.com/ ★★ TECHNOLOGY, FRAMEWORKS & TOOLS I USE ★★ ✅ Programming Languages: Java8+, Python, TypeScript ✅ Cloud Platforms: AWS, Azure, GCP ✅ Frameworks: Spring Boot, Flask, Jhipster, Serverless Framework, Django ✅ DevOps Tools: Jenkins, GitLab, GitHub, Docker, CruiseControl, K8S, AWS SAM, CDK, IaC ✅ Database and Analytics Tools: Microsoft SQL, PostgreSQL, MongoDB, DynamoDB, Spark, Jupyter ✅ Other Tools & Frameworks: Keycloak, Auth0, Okta, Splunk, Eclipse, Vscode, Pycharm, Graylog, Consul, nomad, Jmeter, Sonarqube, Kafka, Pytest, PlantUML, Swagger, Postman, curl ✅ Operational system: Windows, Linux (Ubuntu) ✅ Methodologies: Scrum, Kanban, Agile, ZDD (zero defect delivery), TDD (test-driven development), CICD ★★ BUSINESS & DATA ANALYTICS TOOLS I USE ★★ ✅ Data Visualization: PowerBI ✅ Data Modeling & Architecture Designs: PlantUML, SchemaSpy, Draw.io ✅ Requirements Elicitation: Jira, Confluence, Trello ✅ Stakeholder Management: Communication, Negotiation, and Collaboration ★★ APPROACHES ★★ ✅ Communication: Fluent in English, Hindi and Tamil, able to communicate effectively with clients and team members, both verbally and in writing. ✅ Collaboration: Experienced in working with cross-functional and distributed teams, using agile methodologies such as Scrum and Kanban. ✅ Leadership: Able to lead and mentor junior developers, provide feedback and guidance, and delegate tasks. ✅ Time Management: Able to prioritize and manage multiple tasks, meet deadlines, and deliver quality results. ✅ Problem Solving: Able to analyze and solve complex and new business problems, using logical and creative thinking. ★★ HOW I WORK ★★ Collaborating with me is not only efficient but also enjoyable. Let’s break it down into three straightforward steps, ensuring your projects are delivered seamlessly and headache-free: ✅ Step ①: Understanding Your Goals We kick off with a conversation or a personalized 1-1 call. This allows me to dive deep into your project’s objectives and gather all the essential data needed for success. ✅ Step ②: Solution Alignment and Execution Once we’re on the same page, I provide you with my approach and tailored recommendations. We kickstart the implementation, ensuring alignment with your vision. Your feedback is invaluable! We iterate and fine-tune the solutions until you’re not just satisfied but thrilled. ✅ Step ③: Delivering Excellence The final step involves deliverables along with every asset used in the project. Your convenience matters, and I ensure a smooth handover. My Bold Promises to You🌟 ✔ Satisfaction Guarantee: If you’re not happy, I’m not satisfied. You’ll receive a full refund. ⏰ On-Time Delivery: Punctuality is my commitment. Your deadlines are my deadlines. 📞 Same-Day Support: Need assistance during the project? Count on me to be there promptly. As a freelancer, my reputation and client relationships are paramount. I approach each project with dedication, aiming to craft solutions that align perfectly with your needs. I’m selective with projects, ensuring dedicated attention and exceptional results for a few clients. 🌟 Don't just take my word for it – hear the rave reviews from those who've teamed up with me! Dive into the testimonials and see the stellar experiences shared by my awesome collaborators. 🚀 - Check out my project portfolio section! Let’s create excellence together. Send me an invitation, and let’s schedule a call to discuss your exciting project!

I am a Detail-oriented and performance-driven QA Analyst (Developer) and Software Automation Test Engineer with a proven track of success in finishing all assignments within schedule. Experienced in developing automated test scripts in POM (Page Object Model) in Selenium Webdriver, Robot Framework, WebdriverIO, Appium Framework, and CypressIO using different Programming languages such as Java, Python, Javascript, C++, TypeScript, Node.js, C#, HTML5, and CSS3. I am well versed in all stages of the Software Development Life Cycle and discovering potential software problems. Possesses excellent analytical skills and well-developed time-management abilities. 🌟 WHY CHOOSE ME OVER OTHER FREELANCERS? 🌟 ✅ Over-Delivering: This is core to my work as a Freelancer. My focus is on GIVING more than what I expect to RECEIVE. I take pride in leaving all of my clients saying "WOW" ✅ Responsiveness: Being extremely responsive and keeping all lines of communication readily open with my clients. ✅ Kindness: One of the biggest aspects of my life that I implement in every facet of my life. Treating everyone with respect, understanding all situations, and genuinely wanting to IMPROVE my client's situation. ✅ Sefl Discipline and Flexible ✅ Experience in working with American, Canadian, and UK clients I perform the following QA Automation Engineer duties on a daily basis in high traffic Production and staging environments * Maintenance of automation scripts on more than 20 testing environments. * Perform code reviews and provide positive and constructive feedback, as well as, accept feedback about our own code. * Communication with skate holders during Agile ceremonies and timely suggestions to improve the technology stack. * Make the config file using Maven, Pip, and Npm. * Extensive knowledge of cloud computing and worked on Amazon Web Service (AWS) S3 storage service, and Google Cloud. * Developed API scripts using Robot, webdriverIO, Selenium, Cypress framework * Analyse business problems, develop technology solutions to these problems, and manage the project through its life cycle. * Configured the test suite to Jenkins to make it run on every successful deployment, and configured automated execution of tests nighly * Execution of regression and smoke suite on different environments before the release of each sprint. * Resolved bugs from each sprint from the regression suites before the release. * Execution of scripts on Jenkins/Docker on different platforms(IOS, Android, and platform). * Performs API testing and Back End Testing * Good working experience on DevOps Environment by working on various technologies/applications like GIT, SVN, Jenkins, Docker, Kubernetes, and Linux. * Experienced in developing scripts in Appium Framework, Selenium Webdriver, WebdriverIO, CypressIO, and Robot Framework * Experience in developing applications using front-end technologies like Jave, Python, TypeScript, HTML, CSS, JavaScript * Extensively used XPATH, Regular expression, and classes to perform UI actions. Exported output/reports for all automated testing results. * Strong communication & interaction with Clients, Developers, Business Analysts, Management. * Experience in Functional Testing, Integration Testing, Agile Testing, Regression Testing, and Smoke Testing * Data Scrapping and solving of captcha (reCaptcha, GeeTest Captcha ) using python and node libraries

My main objective is to provide outstanding service, with accuracy and efficiency. I am willing to accept new challenges and gain new experiences. Each new assignment is an opportunity in itself which gives me a new chance to share my talents and skills. I have very good analytical, verbal, and written communication skills to collaborate with various professionals and reach the goals of the projects promptly. As a Latex expert, I am offering the following typesetting services, but not limited to: 1. Word to LaTeX conversion 2. Pdf to LaTeX conversion 3. Transcribing and formatting complex mathematical equations and formulas in LaTeX 4. Creating complex tables in LaTeX 5. Editing LaTeX document 6. LaTeX Beamer Presentation 7. Setup LaTeX files to LaTeX Overleaf 8. Formatting and writing chapters, sections, subsections, abstract, appendix, etc 9. Formatting citations and bibliography using any formatting style 10. Formatting journal papers, conference papers, dissertation, books, CVs, and any professional documentation I have completed M.Sc in Computer Science from the University of Lethbridge, which is one of the well-known universities in Canada. I have several years of teaching experience as a Teaching assistant in Canada, as well as a Lecturer in one of the renowned public universities of Bangladesh. I have a couple of years of experience working as a Research Assistant at the University of Lethbridge. Technical Writing and research on various computer science problems is my passion. I have experience working on various types of projects on Upwork since 2013, such as: * Academic Contributor: Course Material Development * Typesetter: Transcribing Latex- Microsoft Word/Word to Latex, Lyx to Latex, bibliography management, Image recreation, multi-line equations, and inter-processing data in both LaTeX and MS Word, Tikz packages. * Researcher: Academic research, Internet Research, Market Analysis * Writer: Technical writing, blog and website content, literature review, healthcare articles * Web Developer: Doxygen, XML, HTML * Presentation : Microsoft PowerPoint, Latex Beamer * Data Analysis: Big data projects using different research methodologies * Administrative Support and Data entry I am a freelancer who works to a state of perfection to achieve my client’s trust and satisfaction. Dedication to work with accuracy, reliability, and punctuality is my asset that can be beneficial to any employer.

🎯 6+ Years of Full Stack Development & Project Management 📈 50+ Apps Developed | 150+ Projects Delivered As a Developer, Project Manager, Implementation Manager, QA Testing Expert (Manual) and IT support, I offer a unique combination of technical and leadership skills, having overseen and contributed to the successful completion of 100+ projects. I specialize in building scalable, high-performance applications while leading cross-functional teams to deliver on time and within scope. Key Expertise: Full Stack Development: Proficient in MERN stack (MongoDB, Express.js, React.js, Node.js), with experience building 50+ web and mobile apps. Familiar with Next.js, Nest.js, and Tailwind CSS to create responsive, efficient frontends and robust backends. Product Leadership & Project Management: As the Product Owner for Linga rOS’ "Allure", I managed the entire product lifecycle—from concept and feature development to integration, testing, and post-launch support. I’m skilled in Agile methodology and use tools like Zoho Projects to deliver projects on time. QA Testing & Software Quality Assurance: With extensive experience as a QA Engineer, I have performed manual and automated testing using methodologies like regression, load, performance, and smoke testing. Ensuring that software aligns with business requirements is a top priority for me, from early stages through final QA checks. AI & LLM Models: Hands-on experience integrating Large Language Models (LLMs) into various platforms, including AI-driven healthcare solutions that deliver advanced, user-focused functionalities. Database & Cloud Expertise: Skilled in managing databases such as MySQL, PostgreSQL, MongoDB, SQL Server, and proficient with AWS, Google Cloud, and Microsoft Azure for seamless cloud integration and scalability. Why Partner with Me? I’m a results-driven professional who understands both the technical and business sides of a project. Whether you need full stack development, project leadership, or quality assurance testing, I bring a strategic approach to ensure successful outcomes that meet business goals. Let’s Connect: Interested in learning how I can help you achieve your project goals? Let’s schedule a free 15-minute consultation to discuss your needs! Highlighted Skills: Full Stack Development: MERN Stack, Next.js, Nest.js, Tailwind CSS, RESTful APIs, GraphQL Project Management: Agile, Scrum, Zoho Projects, Cross-functional Team Leadership, Product Ownership Quality Assurance: Manual & Automated Testing, Regression Testing, Load Testing, Smoke Testing Databases: MySQL, MongoDB, PostgreSQL, Oracle, SQL Server Cloud Services: AWS, Google Cloud, Microsoft Azure AI & ML: Large Language Models (LLMs), AI Integration Programming Languages: Java, Linux, JavaScript, TypeScript, Python

Crafting Seamless Mobile Experiences: Expert Developer, Infinite Possibilities. 📱 7️⃣ Years of Experience in iOS Development. 🚀 Developed 20+ Apps from Scratch. 💼 Completed 50+ Projects Successfully. 💯 Achieved 100% Job Success Rate. ✅ Ensured 100% Client Satisfaction.