Upstaff Developer Profile Directory

- Back-end Software Engineer with 12+ years in the IT industry as a back-end engineer - Excellent knowledge of different databases and a good level of understanding of complex systems with lots of dependencies. - 5+ years of recent commercial experience with Go - Has experience with leading the team of up to 30 engineers, - Experience mentoring on Codementor, StackOverflow, and teaching - Upper-Intermediate English

Software Engineer with a comprehensive Computer Science education and 9 years of experience in Fin-tech, E-Commerce, and Investment domains. Technical proficiencies include Python, JavaScript, TypeScript, and Go, with notable expertise in backend frameworks like Django and Flask, and data engineering tools such as Apache Spark and Airflow. Experienced in cloud environments, particularly Azure and AWS, providing scalable data processing solutions. Strong DevOps skill set with Docker, Kubernetes, and CI/CD implementation ensuring robust deployments. Proven track record in projects that demand seamless backend development, efficient data pipeline construction, and cloud infrastructure automation.

Versatile Software Engineer with 9 years of experience, bringing a strong background in computer science, particularly in backend development, data processing, and cloud services. Specialized in Python and proficient with frameworks like FastAPI, Django, and Flask. Has engineered complex ETL pipelines, optimized databases including PostgreSQL and Redis, and implemented cloud solutions using AWS and Azure. Excelled in DevOps practices with tools such as Docker, Kubernetes, and Terraform. Demonstrated capability in building scalable, secure applications and services, evidenced by successful project delivery in domains such as e-commerce, human resources, and cybersecurity. With hands-on experience in Stripe payment systems and expertise in system integration, this candidate is equipped to tackle challenging roles in the tech industry.

The engineer boasts a robust technical background with 8 years of DevOps expertise, underpinned by a Computer Science and Software Engineering education, and a proficiency in English at B2 level. With a comprehensive mastery of cloud platforms including AWS, Azure, and GCP, the engineer has demonstrated advanced skills in infrastructure automation using Terraform, Ansible, and Kubernetes. Additionally, they hold a suite of certifications that include Azure Fundamentals, Administrator Associate, DevOps Engineer Expert, and Solutions Architect Expert from Microsoft. The engineer's project experience showcases a strong command of CI/CD processes, using tools like Azure DevOps and GitLab CI, and a deep understanding of containerization with Docker. They are also proficient in data engineering tools such as Kafka and experienced in monitoring and logging with solutions like Zabbix and Grafana. This amalgamation of hands-on project roles and technical acumen positions them as an exceptional candidate for complex, multi-cloud DevOps engineering roles.

As a passionate AI developer with a strong command over machine learning, data analytics tools, deep learning, Django, Flask, SQL, data extraction, and web automation, I have gained valuable experience through various roles. I have worked as a data analyst on contracts with an Indian MNC, making significant contributions. Additionally, I played a key role in a ship maintenance-based startup by providing a corrosion segmentation solution. Moreover, I have worked on RAG techniques and implemented personalised chatbot features using LLMs like ChatGPT using LangChain technology. I have successfully provided customers more than a million units of required data by implementing efficient data extraction methods.

- Software Engineer with over 7+ years of experience designing and delivering robust software solutions across diverse industries, including manufacturing automation, robotics, audio processing, UAV control, and communication systems. - Proficient in C++ (C++11, C++17, C++20) with a proven track record in developing both backend and frontend systems using React Native, Qt (QML, Qt Widgets), and PHP-CPP. - Skilled in creating high-performance multithreaded servers, implementing WebSocket protocols, and integrating cutting-edge technologies such as io_uring and advanced signal processing algorithms. - Demonstrated expertise in deploying solutions for real-time audio processing, cloud-based parking systems, and 3D modeling of industrial components. - Experienced in robotics and sensor integrations (Riftek, Nanotec, Rozum, Basler SDKs) for automating precision tasks in manufacturing. - Adept in database management (MySQL), DevOps (Docker, Bazel, Git), and cross-platform development on Linux, Windows, Android, and iOS.

Software engineer with over 6 years of experience specializing in C++ development, software architecture, and CI/CD practices. Strong fintech, databases, cybersecurity, and embedded systems domain expertise. Proficient in modern C++ standards (C++11/17), CMake, and GUI development using Qt and Boost. Adept at database management and optimization with MySQL, PostgreSQL, Oracle, and SQLite. Extensive use of version control systems such as Git, SVN, including code quality tools like Doctest and SonarQube. Demonstrated abilities in leading project teams, mentoring, and aligning software solutions with business requirements. Proven track record of improving system performance and reliability across multiple successful projects.

Accomplished Software Engineer with 5.2 years of experience specializing in the hospitality industry, holding a MCA degree with a high aggregate. Expert in Microsoft technologies, particularly in C#.NET, ASP.NET MVC, and Core, with a track record of implementing successful hotel reservation and marketplace systems. Proficient in Agile and Scrum methodologies, with an aptitude for problem-solving and a commitment to delivering efficient, high-quality software solutions. Key achievements include a 30% reduction in transaction failures through secure payment integrations and a 50% increase in online bookings via a user-friendly customer portal. Skilled in modern development practices and bringing strong expertise in cloud computing with Azure, demonstrated through leadership roles in several high-profile projects at Cyber Infrastructure. Recognized for technical skills in full-stack development, SQL databases, and internet technologies, ensuring that applications meet the complex demands of today’s digital landscape.

A highly skilled Software Developer with extensive expertise in Python, backed by 7 years of diverse experience in web development, server engineering, and automation. Renowned for building scalable microservices and upgrading applications to Python 3.12. Demonstrates a solid grasp of Django, Flask, Celery, Redis, Docker, MySQL, Linux, and modern frontend technologies like React. Proven ability as a lead developer, creating robust SEO tools and web applications, with a penchant for automating processes and integrating various APIs. Holds a strong background in both application development and teaching, blending technical acumen with a solid understanding of the software development lifecycle.

- 9+ years commercial projects in IT. Experience with the full lifecycle of designing, developing, installing, configuring, and maintaining applications on SharePoint 2010/2013/2016/2019/ Online - Power Platform: Power Apps, Power Automate, Power BI, Dataverse, MS Visual Studio 2015/2017/2019, VS Code - HTML (HTML5), JavaScript, CSS (CSS3), CSS Frameworks (Bootstrap 3/4, Semantic UI, Office UI Fabric, Metro UI) - Experience with JQuery, DataTables, Vue.js, ReactJS, SPFx, Project Server 2016, PowerShell, PnP, Azure DevOps, MS Project, MS Teams, Jira, Git, Slack

- Full-Stack Engineer with over 8 years of experience specializing in Web2 and Web3 technologies, blockchain development, and Full-Stack architecture. - Has 4 years of experience working with web3, implementing blockchain solutions using Ethereum, Solana, and smart contracts. - Proven expertise in tokenization, NFT integration, and cryptocurrency transactions for real estate, voluntary donation, and other industries. - Expertise in Node JS, Nest JS, and RESTful APIs, with proficiency in React JS for frontend development. - Strong experience with databases like PostgreSQL, Redis, MongoDB, and DynamoDB. - Well-versed in cloud services, including AWS and GCP, and experienced in container orchestration with Kubernetes. - Proficient in CI/CD using Jenkins, GitHub Actions, Bitbucket Pipelines, and Terraform. - Familiar with Nginx for web server management and ensuring smooth application deployments.

- Engineer who has 6+ years of experience with many programming languages, frameworks, and platforms; - 2+ years experience with developing smart contracts on Rust; - Solid skills with Solidity; - Working experience in building an NFT marketplace platform on Polygon and Binance Smart Chain using ERC-721 and ERC-1155; - Experience with ether.js, web3.js, and JS/TS frameworks; - Familiar with blockchain Ethereum, Binance, Tron, Solana, Polkadot, Tezos, Polygon, Huobi ECO chain, etc; - Deep knowledge in implemented Metamask, Torus, and other wallets to increase user experiences with the web apps; - Advanced English; - Available ASAP.

- 3 years of professional experience using front-end and back-end technologies - Front-end: React, Redux, React query, Context API, React Hooks, HTML, CSS(SCSS), BEM, MaterialUI, AntDesign, Firebase, Angular 7+, RxJs - Back-end: NodeJS (Express, NestJS), REST API, Docker - Knowledge of PostgreSQL, MongoDB, MySQL databases - Intermediate English - Available ASAP

International marketing manager with strong communication skills in 4 languages and project management experience, certified by Hubspot.

A seasoned Software Engineer with over 7 years of .NET technology expertise and a significant focus on RPA implementation using tools like UiPath, Power Automate, and Blue Prism, particularly in the banking and finance sector. Skillful in creating and managing Power Apps and Power Pages, with proficiency in C#, VB.NET, .NET Core, and other modern programming languages and frameworks. Demonstrated experience in enhancing operational efficiency through automation, achieving milestones like reducing runtime by 70% and preventing losses over $2 million in the healthcare sector. A mentor with a knack for developing reusable components and a track record of fostering knowledge sharing in automation technologies. Holds an MSc in Data Science, strengthening analytical and technical foundations alongside an educational background in mechanical engineering.

- Technical Architect with 11+ years of extensive expertise across RPA, AI, cloud computing, and data-driven solutions. - Extensive experience designing end-to-end systems focusing on modularity, scalability, and integration with existing enterprise technologies. - Advanced proficiency in UiPath, Power Platform, and low-code/no-code tools such as Zapier, Kubeark (iPaaS), Flowise, and Druid.ai, enabling the delivery of streamlined automation solutions. - Skilled in OpenAI, Azure AI, Llama, and other generative AI platforms to design intelligent systems such as chatbots, predictive analytics, and automated decision-making tools. - Comprehensive experience with Azure, AWS, and Google Cloud Platform, developing and managing robust, scalable infrastructure solutions. Expertise in DevOps tools such as Azure DevOps, GitHub, and Linux for CI/CD, infrastructure as code, and cloud deployment. - Proficient in SQL, Python, Databricks, Power BI, and Tableau, building data pipelines, ETL processes, and interactive dashboards for actionable insights. - Strong programming background in Java, Angular, Python, and SQL, with experience in Spring and RESTful API development.

- A backend developer with over 18+ years of experience in software engineering and more than 9 years of experience with Golang. - Extensive experience designing and developing Go-based microservices for highly scalable and distributed systems. - Skilled in leveraging Go’s concurrency model (goroutines, channels) for building efficient and performant systems. - Proficient in developing REST, gRPC, and GraphQL APIs using Go. - Expertise in deploying Go applications in containerized environments using Docker and orchestrating them with Kubernetes and Knative. - Experience with building serverless solutions on AWS Lambda and integrating Go services with various AWS resources (S3, RDS, ElasticCache). - Automated infrastructure provisioning for Go applications using Terraform and AWS CloudFormation. - Proficient in designing and implementing scalable REST, GraphQL, and gRPC APIs. - Expertise in object-oriented design (OOD), test-driven development (TDD), and domain-driven design (DDD). - Hands-on with frontend technologies like Angular, JavaScript, jQuery, and Dojo for building user interfaces.

- Certified Reltio technical consultant with over 9 years of strong experience in Master Data Management (MDM), specialized in Reltio MDM and Java. - Extensive experience in designing, architecting and implementing MDM solution using Reltio. - Designed and developed data ingestion, data quality, publish module, multiple data quality reports and custom utilities to support business requirements. - Have worked in different module of Reltio like Data Modeler, UI Modeler, Data Loader, Data Export, External Match and Reference Data Management (RDM) - Highly experienced in working with Reltio APIs, Postman and develop Java utilities using Reltio API to meet business custom requirements, automation and bug fixes. - Have experience in configuring Reltio entity, match and survivorship rules, validation rules. - Hands on experience in application development using Spring Boot, Sprint Data JPA, Mircoservice. - Have working knowledge of SQL and experience in data analysis and data profiling. - Was deeply involved in tasks like requirements gathering, code development, testing, deployment and operational support activities.

With over 15 years of experience in the IT industry, this software engineer has an extensive background in creating innovative solutions using SAP technologies. They have a proven track record of over ten full SAP implementations across various industries and countries, constantly applying best practices and innovation. Deeply skilled in a range of SAP products such as SAP CPI, SAP CAMP, Fiori, ABAP, S/4HANA, and SuccessFactors, they have also demonstrated expertise in Java, Node.js, and Python development. They are versed in logistics and finance functional domains, holding a strong foundation with a BACHELOR's degree in IT. This engineer has shown leadership in guiding teams and managing complex projects, excelling in creating secure and effective solutions that optimize workflow and enhance business processes.

Software engineer with a robust track record in CRM development, specializing in marketing automation and data cleaning. Proficient in No Code & Low Code solutions, leveraging tools like Zapier and Make to enhance workflow efficiency. Demonstrated expertise in AI and machine learning, with hands-on experience in Python-based technologies such as TensorFlow and Keras. Key accomplishments include leading digital transformation initiatives and optimizing business processes. The engineer's technical skill set spans HTML5, CSS3, SQL, and Python, underpinned by a formal education in Audio Production and an incomplete BSc in Computer Science. Strong foundation in SDLC, REST API management, and performance monitoring that spans several years, exhibiting a talent for tech solutions that drive business growth.

With a robust professional background as a .NET Full Stack Developer, Engineer has established a noteworthy record since December 2019. Specializing in Vue.js, ASP.NET MVC, C#, and JavaScript, the engineer displays adeptness in both frontend and backend development. Proven capacities lie in intricate system components such as RBAC implementations, API management, and Elasticsearch queries alongside advanced JWT authentication patterns. Commitment to best practices is reflected through meticulous optimization of CRM platforms, demonstrating technical agility by harmonizing newer Vue.js versions with established .NET frameworks. Transitioning from legacy systems to modern technological solutions, the engineer has effectively scaled system stability and performance, validating a comprehensive skill set aligned with progressive software development paradigms.

Software engineer with 3+ years of experience specializing in RPA development across various sectors like E-Commerce, Healthcare, Finance, and Banking. Holds expertise in complete SDLC & RPA lifecycle management, including bot development with Power Automate, UiPath, and the Power Platform suite. Architectural and end-to-end implementation proficiency complemented by strong analytical skills and a track record of delivering high-quality solutions that align with client requirements. Notable achievements include client and business team appreciations for exceptional support and project deliverables. Holds a Master's in Information Systems and several certifications, including PL 900 and PL 500.

The candidate is an accomplished CRM Specialist with extensive experience in marketing and sales process optimization, primarily utilizing Hubspot CRM tool. Expertise encompasses implementation of CRM systems across numerous countries, driving marketing automation and analyzing KPIs to improve marketing strategies. Skills include inbound marketing, Google AdWords, Google Analytics, and social media advertising on platforms such as Facebook and LinkedIn. Well-versed in various online marketing tools and integrations, the specialist has a proven track record in lead generation strategy, brand development, and revenue management. Recognized for strong background in digital marketing project strategy, this professional facilitates effective team collaboration for project success.

RevOps professional with over 5 years' experience specializing in streamlining the synergy between sales, marketing, and service departments. Proven proficiency in a suite of CRM and analytic tools including HubSpot, Zoho, and Google Analytics, with a strong track record in lead optimization and revenue growth. Demonstrated ability to implement automation and ABM strategies, enhancing lead conversion and customer engagement through effective workflow design. Seasoned in multi-platform campaign management and SEO, with a focus on data-driven decision making and key performance metrics analysis.

- Mobile software developer with over 15 years of extensive experience in designing, architecting, and developing mobile applications for Android and iOS platforms using Flutter, Kotlin, Java, and React Native. - Skilled in Clean Architecture, cross-platform solutions, and native development. - Proven track record of leading mobile development teams for fintech, investment, and subscription-based platforms. - Expertise in overseeing end-to-end project execution, including architecture design, feature implementation, testing, and delivery. - Proficient in building SDKs for hardware sensors, smartwatches, and other devices, with capabilities such as BLE communication, data parsing, OpenCV integration, and real-time data synchronization. - Specialized in developing healthcare and assistive communication applications with features like speech-to-text, word prediction, handwriting recognition, and customizable UI/UX for individuals with disabilities. - Experience in building interactive games for Android devices and smartwatches using frameworks like libGDX and AndEngine, with added functionality for integrating external sensors. - Strong expertise in optimizing application UI/UX, working with images and video streams, and enhancing application performance through efficient coding practices. - Skilled in integrating cloud services (AWS, Dropbox API, Parse) and building backend solutions for data storage, synchronization, and real-time updates. - Hands-on experience in implementing automated testing, improving code quality, and ensuring seamless application performance across devices.

Software Engineer with 9 years of expertise in Android, Kotlin, Java, and 3.5 years in Flutter (Android, iOS, Web) development. Managed teams for 3 years and excels in project skills like planning and management. Responsible for designing and building responsive, high-performing applications and leading the execution of complex projects. Mastered relevant technologies including C++, Swift, JavaScript, and various SDLC methodologies such as Agile and Scrum. Contributed to innovative applications like Gibson Guitars Amped and WIO Business, showcasing proficiency in modern programming paradigms, principles, and patterns, coupled with a strong educational foundation in Information Technology.

-HubSpot Integration Engineer with over 3 years of hands-on expertise in creating and implementing custom solutions, integrating HubSpot CRM with various platforms.- Experienced in evaluating technical feasibility, estimation and commercial proposals elaboration during sales processes.- Proficient Hubspot API development and third-party API integrations, delivering data synchronization and custom integrations and workflows. Mostly with PHP, Symfony framework and middleware such as RabbitMQ, deployed to Docker containers.- Skilled in designing processing workflows and data structures for custom business processes, migrations and maintaining analytics tools like Google Tag Manager and Google Analytics for enhanced system monitoring.- Additional expertise in Python, Swift, Kotlin, mostly used for integraitons. Certified in Microsoft Azure AI Fundamentals,

- Extensive knowledge in HubSpot CRM, CMS, and API integrations to design and implement data-driven solutions, optimize workflows, and automate business processes. - Skilled at creating custom objects, data architectures, and operational automation to support dynamic and scalable teams. - Expertise in sales process optimization, dashboard development, and creating custom tools for performance tracking and reporting. - Proficient in leveraging data analytics platforms like Amazon QuickSight and Google Sheets to provide actionable insights for sales and marketing teams. - Experienced in low-code automation, enhancing cross-functional collaboration, and designing systems to improve operational efficiency. - Advanced skills in CRM platforms, automation tools, and frontend technologies such as React.js and API development with Python. - Adept at combining technical capabilities with business strategy to deliver tailored solutions. - Background in UX/UI principles and creating customer-centric solutions, enhancing user interactions through personalized experiences. - Proven ability to train teams, foster collaboration, and establish best practices in CRM usage and analytics, ensuring widespread adoption and long-term success.

Software engineer with 5+ years of experience, specialized in Flutter development and project architecture. Core competencies include mentoring Flutter teams, setting development standards, and implementing CI/CD pipelines. Impressive track record of creating applications using MVVM, GraphQL, RestAPI, and a range of other technologies like Firebase and Chromecast, with experience in developing native plugins with Kotlin, Java, Swift, and JavaScript. Demonstrable expertise in enhancing the performance of legacy projects and modularizing project structures. Education includes ongoing studies in Analysis and Systems Development and a background in Computer Technology. Highly skilled in front-end development, database design, DevOps practices, and mastering various programming languages. Proficient in applying Agile principles and proven problem-solving abilities, coupled with strong leadership and mentoring skills.

- Software engineer with over 6 years of commercial experience in development, specializing in PHP. - Extensive experience in developing applications using PHP, including a high-loaded online store using SOLID, DRY, and KISS principles. - Strong background in building architecture and optimizing databases. - Skilled in mentoring senior specialists and conducting code reviews. - Proficient in stress testing and speed optimization techniques. - Knowledgeable in MVC and Domain-Driven Design architecture, as well as Restful API development using JavaScript and Vue.js. - Upper-Intermediate English. - Availability starting from ASAP

- Proficient in React, TypeScript, Redux, and Tailwind CSS; skilled in creating dynamic, reusable, and responsive UI components using Material-UI, Ant Design, and SCSS. - Expertise in Node.js, NestJS, Express, and Firebase; developed RESTful APIs and real-time features using Socket.IO. - Next.js experience includes server-side rendering, static site generation and used dynamic routing, API integration, and component-based architecture. - Developed critical full-stack functionality for SaaS platforms, e-commerce solutions with Stripe and Shopify integrations, and real-time applications. - Migrated platforms from low-code setups to fully custom React solutions. - Strong knowledge of database management with MongoDB, MySQL, and Airtable, using Mongoose and TypeORM for data modeling. - Integrated AI features using OpenAI APIs and LangChain. - Experience with low-code tools like Webflow and n8n to streamline workflows. - implemented CI/CD pipelines on GitHub Actions, - Team coordination and management experience, including product roadmap planning, features backlog management, code reviews, maintaining technical documentation for knowledge sharing.

- Full-Stack Developer with 8+ years of extensive technical expertise in frontend and backend development, UI/UX architecture design, and team leadership. - Demonstrated a solid ability to deliver scalable, performant, and user-centric solutions across various industries, including e-commerce, gaming, real estate, education, and healthcare. - Proficient in modern JavaScript frameworks including ReactJS, VueJS, and AngularJS, with expertise in state management libraries like Redux, MobX, and React-Query. - Expertise in TypeScript for building scalable and type-safe front-end applications. - Skilled in UI/UX design systems, including creating reusable component libraries with tools like Storybook, Material-UI (MUI), and Chakra-UI. - Proficient in Node.js, developing RESTful and GraphQL APIs with frameworks like Express, Koa, and Strapi. - Extensive experience in database management, including PostgreSQL, MongoDB, Firebase, and RethinkDB. - Skilled in building microservices architecture, optimizing server-side performance, and ensuring scalability. - Has experience with cloud deployments, utilizing AWS, Heroku, Netlify, and DigitalOcean.