Upstaff Developer Profile Directory

- React Native developer with excellent Frontend skills, she has 4 years of experience. - Intermediate English - Available ASAP

- A dedicated and goal-oriented individual with 3+ years of experience in the field of blockchain research and development; - Developed a blockchain prototype application that helps track the expenditure of public funds; - Conducted workshops, seminars, and webinars for students and professionals on various blockchain technologies; - Developed blockchain smart contracts for a central government-funded vaccination supply chain management project using Solidity; - Available: ASAP.

- 9+ years of work experience in software development - Solid knowledge of Microsoft .Net Framework, C#, JavaScript - Understanding of OOD/OOP/SOA concepts and design patterns -Skills in designing applications architecture and technical research - Experience both in front-end and back-end development

As an experienced Javascript developer: - 6 years of experience in React Native and React development and these are my main skills; - 2 years of experience in Angular and Vue; - Blockchain developer with 2 years of experience; - Experience with developing React+Web3 frontend projects and also compiling testing and migrating solidity files; - 3 years of experience with ExpressJS, MySQL, and MongoDB. Also, have a year of experience with NestJS development.

- 6 years of experience in IT - 3 years of experience with Node and 1.5 years of experience with Vue - Good Typescript and Javascript knowledge, covering all my code with unit tests, and integration tests. - A lot of experience working with AWS Beanstalk, CI/CD, Docker, and Github Actions. - Upper-Intermediate English

- Web Developer for 6 years in both Front-end and Back-end web development. - Good experience in Blockchain and solidity. - Upper-Intermediate English. - Available ASAP.

- Acquisition of global web development expertise for 7 years, possessing the ability to overcome pressure and stressful conditions, 3 years of architecture and design technology in a wide range of blockchain fields including Dao, Defi and NFT - Advanced English - Available ASAP

- More than 14 years of experience in web development using PHP as the main language. - 3 years of recent experience with Go - Deep understanding of OOP & DDD principles. - Experience with projects with huge DB and a lot of complicated math logic. - Deep understanding of frontend JavaScript development with or without frameworks. - Was working as a senior PHP developer and as a team leader for the last 5 years - Deep understanding of DevOps practices and Kubernetes infrastructures - Upper-Intermediate English - Available ASAP

- More than 8 years of Data Engineering experience in the Banking and Health sector. - Worked on Datawarehousing and ETL pipeline projects using AWS Glue, Databrew, Lambda, Fivetran, Kinesis, Snowflake, Redshift, and Quicksight. - Recent project involves loading data into Snowflake using Fivetran connector and automation of pipeline using Lambda and Eventbridge. - Performed Cloud Data Migrations and automation of ETL pipeline design and implementations. - Fluent English - Available from 18.08.2022

-A Software Engineer with over 7 years of development experience in the IT industry. - Most of this experience is related to .NET platform and C# language, on both client and server side development. development. Solid experience working with cross-application integrations, Web API, and WCF Services. Well-versed in release management on API Managment and Azure Functions. Strong knowledge of Logic Apps. - Advanced English - Advanced Polish

- Java Architect/Developer with more than 13 years of hands-on experience with development, architecture, team management, and business process modeling. - Expertise in Java, Spring Boot, Micro Services and AWS - Expert knowledge in designing and developing complex applications. Possesses excellent fintech domain experience. - Experience in MySQL, MongoDB, NoSQL - Experience in Docker - Have a good team spirit and professionalism, self-motivation, a strong sense of responsibility, good communication skills, able to work under pressure. - Good communication skills with the ability to interact and influence senior members of the team. - Able to define quality and security standards. Good verbal and written communication and negotiation skills. - Ability to partner with non-technical and technical peers; participate in technical discussions. - Strong analytical, problem-solving, multitasking, and time management skills with consistent attention to detail. - "Embrace the Unknown" ability - be able to research and self-learn new concepts and ideas and then share them with the rest of the technical team. - Strong design and architecture skills with solid object-oriented analysis and design skills.

- 6+ years of experience in the IT industry as a back-end Ruby Engineer - 3 years of recent commercial experience with Go - Has experience working as a full-stack engineer using React on the front-end side - Upper-Intermediate English - Available in 2 weeks after approval for the project

- 8+ years of experience in development. - Senior Front End Developer experienced in developing and deploying scalable JavaScript applications using modern technologies - especially React, Vue, Nest.js, Nuxt.js, Express.js. - Advocate of Agile methodology and Test-Driven Development. Passionate about pushing the tech industry forward by working with and building new technologies. - Fluent English - Available ASAP

- 15 years of experience in IT - 10 years of product development and team management experience - 2 projects implemented with Kafka - Upper-Intermediate English - Available ASAP

- Software Engineer with excellent problem-solving and debugging skills, eager to demonstrate a unique range of skills, commitment, and dedication to developing world-class software solutions - Upper-Intermediate English

- 4 years of experience in Ethereum blockchain and Solidity programming. - 2 years of experience in C , Python programming. - Highly professional blockchain developer with comprehensive accomplishments applying high-security smart contracts to ensure success and achieve goals. - Strong experience in EVM-compatible smart contracts development. Demonstrated success developing and seamlessly executing smart contracts in complex DeFi and DEX structures. - Upper-Intermediate English - Available ASAP

- Technical Writer with 4 years of experience crafting internal and user-facing support/learning documentation. - Leverages background in computer science to write for highly technical audiences and also a Documentation static site engineer(Eleventy, Docsify, MkDocs, Hugo, DITA, Asciidoc, Open API Spec, DITA) and (Confluence, Gitbook, Readme.io), Software/ Blockchain(Solidity smart contract) Engineer - Commerce experience with Asciidoc of 3 years - Upper intermediate English - Available ASAP

- 5 years of experience in IT - My specialties include quickly learning new skills and programming languages, problem-solving, domain-driven design, Micro-service architecture, Rest API, responsive design principles, website optimization, and Model View View Model(MVVM) methods of organizing code. So far I have JavaScript, Python, Java, Typescript, HTML, CSS, ReactJS, Angular, SQL, NoSQL, Jest, Django, Spring boot framework, and Git under my belt. I'm still enthusiastically grabbing onto any other programming languages, frameworks, or principles I can integrate into the coding web in my head - Upper-Intermediate English. - Available ASAP.

- 5 years of commercial experience with PHP Symfony & Laravel frameworks - Experience with C# & Unity3D - Upper-Intermediate English - Available ASAP

- 8+ years of working experience in software testing and quality assurance - Led QA guild (6 resources) and championed App release, Release sign-off, bug triage duty, and QA Onboarding process - Experience in performance testing (Load, Soak, Stress, etc) and producing metrics using the K6 framework and Datadog - Strong understanding of Agile/Kanban software development methodologies and testing life cycle - Key strengths in functional and non-functional testing across multiple platforms such as web, mobile (iOS, Android), and API Services - Experience in web and mobile automation testing and designing the required framework using Detox, XCUI, Espresso, Cypress, Selenium etc. - Familiarity with Database management systems such MySQL, PostgreSQL and MongoDB - Familiarity with DevOps practices and CI/CD pipeline - Advanced English

- DevOps with more than 15 years of experience. I can build or establish an existing infrastructure from scratch, organize the CI / CD process, and provide backup and monitoring. In my work I adhere to the principle of expedient use of resources, both technical and human. - I am a team player, communicable, hardworking, and open-minded person. I like getting new skills and knowledge. - Upper-Intermediate English

- A technically astute and result-oriented professional with 12+ years of total experience with two years of onsite experience. - 5 years total experience as a Solution Architect - Working as an Architect/Senior Consultant. For the last couple of projects, I was in the role of Technical Architect/Solution Architect/Senior Consultant/Individual Contributor/Module Lead. - Experienced in Banking and Financial Services, Insurance, Health Care, and Telecommunications. - I have also worked on the DevOps, Scrum-Agile, and Waterfall software delivery methodologies.

- Fullstack software engineering (Elixir, TypeScript, Postgres, etc.) - RoR-Elixir migration commercial experience - Commercial experience with Phoenix - Systems architecture and design, with experience in both monolithic and microservices architectures - 3rd party integrations, including payment gateways, SalesOps tools, and other APIs - DevOps, with expertise in Docker, GCP and DigitalOcean - UX design, with focus on application flow design - Systems exploration, improvement, and repair, with experience troubleshooting complex issues across a variety of technologies - Project ownership, with experience managing projects from ideation to deployment - Leadership, with a track record of leading high-performing teams - Business consulting, with experience helping clients optimise their workflows and systems - Strong communication and collaboration skills, with experience working cross-functionally with designers, developers, and other stakeholders. - Upper-Intermediate English. - Available ASAP.

- Helping shape the fast growing blockchain industry.- Digital Assets- Consulting- Native English

- A strong marketer with a proven track record in excellent project management skills, with a demonstrated ability to consistently prioritize and manage multiple tasks from concept through implementation, and deliver quality outcomes on time and on budget. - Strong writing skills - comfortable creating content for email marketing, website, one sheets, case studies and more. - Experienced Account Director with B2B Marketing, experience in creating new integrated marketing programs that drive revenue.

- 4 years of hands-on scripting experience with Python

- Software Engineer with 4+ years of diverse experience in building and integrating large-scale websites, applications, and services in Artificial Intelligence, Big Data, Telecommunication, and IT. - Upper-Intermediate English

- Experience with development in the team using agile Scrum methodology - Good skills in debugging and issue resolving, testing with unit tests - Metamask integration - Upper-Intermediate English - Available ASAP

- More than 10 years experience of software development with different languages and technologies. - Main languages, frameworks and technologies: C++, C# (dotnet core), Angular, Qt. - Pre-Intermediate English. - Available: ASAP

0.5+ year of experience in Software Development; Development of mobile applications for clients and internal use;

- 4,5+ Salesforce.com (Development, Administration, Configuration, Implementation & Support). - Experience with Agile - Salesforce.com (Administration, Configuration, Implementation & Support). - SFDC (Salesforce.com) Sandbox and Production environments. - Data loader, Workbench, Force.com IDE - Experience with Accounts, Contacts, Opportunity, Order Management, Leads and Communities - SFDC integration: Web-Services, SOAP, REST, File integration, FTP - Reports and Dashboards creation using standard Salesforce tools. - Experience with databases and with database objects - Data migration, data mapping and data integration - Complex problem resolution skills and professional approach - Fluent English - Available ASAP

Senior Python Developer with 13+ years of experience in web development, adept of TDD