Upstaff Developer Profile Directory
All vetted software engineers you need to build AI, Web3, and data Products.
- Dedicated Full-time commitment for long-term or Time& Material for shorter or ongoing support
- Europe, Israel, LatAm, United States, Asia geography coverage
- Remote and hybrid engagement
- Trial period, no termination fees or hidden costs for transparent and risk-free onboarding.
All
All
Web Application
Data and Analytics
Cloud and Operations
Mobile Application
Blockchain
Digital Platforms
Design and Creative
Quality Assurance
Project Management
Desktop Application
Marketing and SEO
Scripting and Automation
Embedded Systems
Writing and Translation
Low-Code and No-Code
GameDev
Industrial Engineering
Project Management 5yr.
Business Analysis 5yr.
Agile 5yr.
- Experienced B2B Product Manager dedicated to delivering innovative products that effectively address customer
pain points and drive revenue growth for businesses.
- Skilled in managing a diverse range of projects, spanning from small-scale B2B/B2C web services and mobile applications to large-scale Enterprise systems.
- Committed to leveraging expertise in product development, strategic planning, and cross-functional collaboration to drive successful outcomes and enhance the overall customer experience.
- Extensive working experience in Product Management;
- Extensive working experience in Business Analysis;
- In-depth professional experience in defining and prioritization the development of new or enhanced data products
in conjunction with business users and other stakeholders;
- Extensive hands-on experience in alignment of needs with stakeholders;
- Extensive working experience in agile practices and methodologies
- In-depth professional experience in managing the product backlog, planning, and prioritization of product/feature
development;
- Strong ability to prioritize, focus, and organize;
- Proficient in various aspects of managing a multi-disciplinary product development team
- Excellent English language and communication skills,
- Able to effectively manage shifting priorities and handle unexpected changes
Product Owner 7yr.
Business Analysis 7yr.
Prototyping 5yr.
BPMN
MySQL
Accomplished Product Owner / Business Analyst with a BSc in Management and Computer Science & Software Engineering, boasting 7 years of experience in the fintech, banking, and digital transformation sectors. Proficiency in business process management is evident with the use of Camunda and Pega, reinforced by project management and system analysis skills. The engineer's technical prowess is backed by hands-on experience with SQL, C#, React JS, and a variety of DBMS. Proven expertise in implementing Agile and Waterfall methodologies, as well as strong competencies in business process reengineering, UI/UX design, and the full SDLC, make this candidate a standout for complex IT projects. Key achievements include contributing to government financial system transformations in collaboration with the World Bank, and leading the development of a new state debt system — indicators of a capacity to deliver solutions aligned with international standards and collaborate effectively with cross-functional teams.
Business Analysis 9yr.
BPMN 3yr.
Prototyping
3D Modelling
SQL
A business analyst with a rich background in requirements engineering and project management, bringing over 9 years of international experience. Expertise lies in business process analysis, software algorithm description, and prototyping, backed by strong knowledge in domains such as IoT, IIoT, pilotless transport, energy engineering, and healthcare. Proficient in programming languages including ST, SQL, and PL/SQL and has a deep understanding of cloud services and cybersecurity. Demonstrates proficiency in requirements management and process modeling tools, such as JIRA, Confluence, Draw.io, and Visio, and in prototyping with Balsamiq and Figma. Proven track record in using Waterfall and Agile methodologies effectively in project execution.
DevOps
AWS
CIS Benchmarks
- A technocrat with over 22+ years of experience in IT Infrastructure Architect, Design, Develop, Implement, Document.- 18 years+ working with US timezone and European timezone teams. - Expertise in Infrastructure as Code (IaC) by automating with Terraform and administrative tasks with Puppet, Ansible configuration management including deployment of emergency security vulnerability fixes.- Working on high-load platforms and corporate customers (e.g IBM, ATT, CenturyLink etc). - CIS Benchmarks, Global Security Compliance- Providing mechanisms for deployment, maintenance, and application scaling within OpenShift Container Platform, Kubernetes Cluster, and Docker Containers Technologies.- Upper-intermediate English- Has experience and is ready for a full-time workload in the European timezone (e.g +2 GMT)- Available ASAP
$24/hr
JavaScript 3yr.
React 3yr.
TypeScript
3 years of experience in development using JavaScript, React.js, react-redux, redux-thunk, TypeScript, HTML, CSS, SCSS , Git. Success-driven team player who continually meets and exceeds goals.
PHP 7yr.
JavaScript 6yr.
TypeScript 3yr.
Solidity
Vanilla JS
-Software Engineer with 7 years in the tech industry, with a robust computer science and software engineering background.
- Strong knowledge of Vanilla PHP and JavaScript and front-end and back-end development skills.
-Expertise spans prominent domains such as eCommercee& retail, Marketplace, Blockchain, Entertainment, Game dev, Social Network, Healthcare, Analytics, Education
-Incorporated advanced technologies like Web3.js and Elasticsearch into projects, demonstrating a balance of front-end and back-end skills.
-Capabilities extend beyond app architecture, database design, and optimization with MySQL and other databases.
-Proven track record of leveraging Docker and Nginx for DevOps, underpinned by a solid grasp of Git. -Has effectively fulfilled the role of Team Lead, showcasing skills in mentorship, code review, and workflow optimization.
JavaScript 6yr.
TypeScript 5yr.
Angular 5yr.
RxJs 5yr.
Angular Material UI 5yr.
Software Engineer with 5+ years of extensive experience in front-end development, offering a strong foundation in software engineering and programming principles across multiple platforms. Expertise in JavaScript and TypeScript with a complete command of Angular and related technologies like RxJS, NGRX, and Angular Material. Holds a track record of leading small teams and successfully managing full software development lifecycle for various projects. Demonstrated ability to optimize application performance, manage CI/CD pipelines, and integrate analytic tools to enhance user experience. Technical acumen accentuated by hands-on experience with industry-standard tools such as Git, Jira, and Azure DevOps. Known for excellent problem-solving skills and ability to handle complex development tasks, bringing value to any team through a diligent work ethic, collaborative approach, and forward-thinking mindset.
Dart 5yr.
Flutter SDK 5yr.
Kotlin
Java
OOP
-Over 5 years of commercial experience in software development
- Experienced have deep knowledge and versatile skills in building cross-platform apps for iOS and Android.
-Proficient in Dart, Kotlin, and Java, Flutter SDK
- Technical toolkit: OOP, Data structures and algorithms, Asynchrony and Isolates, Flutter SDK, MVC, MVP, MVI, Clean Architecture, Provider, Freezed, BLoC, Design patterns, Material Design, Firebase services (Auth, Firestore Realtime Database), Multithreading Principles, REST API, Coroutines, RX, Flame, Flame Audio, Google Analytics/Crashlytics, Flutter Web, Freezed, Swagger Generator.
- Extensive experience in software quality assurance
- Experience includes a variety of projects in different industries such as Social Media, Education and Recruitment Management Systems, and many others.
Flutter SDK
Dart
Kotlin
Swift
Java
-A software engineer with over 6 years of commercial experience with deep knowledge and versatile skills in building cross-platform apps for iOS and Android.
-Proficient in Dart, Kotlin, Swift, and Java languages, as well as a wide range of Flutter SDK
tools.
- Deep expertise in Flutter development within diverse domains like Social Media, IoT, Crypto industry, and Travel.
- Extensive experience in software development and software quality assurance.
- Successful experience in working in large teams at all stages of the development cycle, from initial concept to release and subsequent support.
- A results-driven problem solver with a strong academic background, holding a Master's degree in Software Engineering.
Go
- Software Engineer with more than 5 years of commercial experience in software development
- Experience in developing and using Golang for more than 4 years
- Created projects from scratch, and set up CI/CD via GitHub Actions
- Experience in MVC that uses Domain-Driven Design architecture, CQRS, Event Sourcing
- Hands-on experience with third-party API integration
- Upper-Intermediate English
- Available from 16.02.2023
Angular
Ionic
.NET
- Web and Mobile app developer with 7+ years of experience in the IT industry
- Skilled in front-end and back-end development, API integration, optimization, and refactoring.
- Proficient in building scalable and high-performance applications using Angular and associated technologies.
- Experienced in working with databases, server-side rendering, and cloud platforms such as AWS and Firebase.
- 6 years of experience with Angular
- 3+ years of experience with Ionic
- Upper-Intermediate English
- Available ASAP
TypeScript 5yr.
Node.js 4yr.
Express 3yr.
AWS EC2 3yr.
NestJS 2yr.
Software Engineer boasting a comprehensive education from Vilnius University and BSTU complemented by a robust professional background with a focus on SaaS and IaaS development. Proficient in a wide array of programming paradigms including OOP, functional, reactive, and process programming. Skilled in Haskell, with a passion for embedding AI and extensive experience in cybersecurity and DeFi, thus reflecting a deep technical expertise. With 5+ years coding in JavaScript/TypeScript and Python, and familiarity with numerous back-end technologies and tools ranging from Node.js to AWS and PostgreSQL, this engineer exemplifies a strong command over modern development practices such as TDD and DDD. Additionally, projects reflect practical experience in data processing, AI model implementation, and system architecture design.
Terraform 3yr.
Ansible 3yr.
Docker 3yr.
Kubernetes 3yr.
CRM
DevOps engineer with a solid educational background in Computer Science and Software Engineering and 5+ years of specialized experience in CRM systems, Cloud services, and business automation. Renowned for proficiency in AWS cloud environments, Infrastructure as Code using Terraform and Ansible, and orchestrating services with Docker and Kubernetes. Demonstrated expertise in creating robust CI/CD pipelines with GitLab CI, Jenkins, and integrating code quality checks with SonarQube. Strong command of programming and scripting languages including Python, Bash, C++, and Java, complemented by effective troubleshooting and analytical abilities. Contributed significantly to Salesforce CRM implementation and optimization, as well as automating and enhancing the software development lifecycle in an automotive project.
Terraform 3yr.
Docker 3yr.
Kubernetes 3yr.
Ansible 2yr.
Accomplished DevOps Engineer with a solid foundation in Computer Science and Software Engineering, offering 3+ years of extensive experience in automating and optimizing cloud-based solutions. This engineer has a successful track record in multiple domains including Banking and FinTech, demonstrating capabilities in managing full-stack deployment lifecycles and embracing the DevOps culture. Technical proficiencies include mastery over Cloud platforms like AWS (including EC2, S3, IAM, RDS, EKS), IaC/CM tools such as Terraform and Ansible, as well as containerization with Docker and Kubernetes. The candidate is skilled in CI/CD pipeline creation using tools like Jenkins and GitLab CI, and proficient in programming and scripting with Java and Bash. Commitment to best practices in system monitoring and logging is evident through experience with Prometheus and ELK stack. Seeking to leverage their technical acumen and experience to contribute to challenging projects and foster innovation within a forward-thinking organization.
Terraform
Ansible
Docker
Kubernetes
DevOps Engineer with a solid background in Computer Science and Software Engineering, specializing in AWS cloud services, IaC, orchestration, and CI/CD automation. Expert in infrastructure as code tools such as Terraform, Terragrunt, Kubernetes, and Helm, leveraging 3 years of intensive experience. Proficient in scripting with Bash and Python, and skilled in implementing robust CI/CD pipelines using GitLab CI and Argo CD. Recognized for advancing e-commerce and banking infrastructure through automation, monitoring solutions, and streamlining deployment and scalability strategies.
Docker Compose 3yr.
Terraform 1yr.
Ansible 1yr.
Kubernetes 1yr.
DevOps engineer with a Computer Science and Software Engineering background and 3 years of cloud, automation, and infrastructure experience within healthcare and mobile technology domains. Expertise includes AWS cloud services, containerization with Docker and Kubernetes, and IaC with Terraform and Ansible. Proven ability in employing CI/CD pipelines, scripting with Bash and Python, and infrastructure monitoring using the ELK stack. Committed to continuous learning and applying IaC methodologies to enhance resource management and workflow automation.
SQL 5yr.
JavaScript 4yr.
Node.js 4yr.
Express 4yr.
NestJS 2yr.
Software engineer with 5+ years of IT experience, starting as an automated systems technician, evolving into a full-stack JavaScript developer. Excelled in backend development, legacy code optimization, and new functionality implementation in complex logistics and CRM applications. Proficient in cutting-edge JS frameworks and a multitude of databases, boasting a track record of building microservices architectures and developing scalable, fault-tolerant systems. Adept at optimizing SQL queries, integrating APIs, and crafting performant web applications with high unit test coverage. The engineer's portfolio includes delivering robust solutions for logistics, casino networks, and educational platforms, demonstrating strong problem-solving capabilities and technical versatility.
JavaScript
Node.js
NestJS
React
Redux
A full stack software engineer with 4+ years of experience specializing in web development for domains such as e-commerce, adTech, and media. Expertise in JavaScript, TypeScript, and PHP with hands-on experience in key backend technologies including Node.js, Nest JS, Express.js, and Laravel, as well as front-end development with React.js and associated technologies. Proven track record in implementing complex database schemas, facilitating efficient communication with RabbitMQ, and ensuring platform security with OAuth2. Solid foundation in cloud services (AWS, GCP), DevOps (Docker), and automated testing (Jest), reflecting a versatile and adaptive technical skillset.
Node.js
React
Redux Thunk
Elasticsearch
Redis
Software Engineer with 4+ years in the industry, notably in financial, ERP, and e-commerce domains. Strong emphasis on full-stack development with key expertise in JavaScript, TypeScript, Node.js, and React.js. Proficient in a variety of frameworks and tools including Nest JS, Redux, Mongoose, Docker, and AWS cloud services. Experienced in Agile/Scrum methodologies and champion of software development best practices. Notable achievements include designing and implementing APIs, microservices architecture, and optimizing application performance. Instrumental in driving project success through robust testing, CI/CD implementation, and meticulous refactoring.
Node.js
React
Redux
Elasticsearch
AWS S3
Software Engineer with over 4 years of full-stack development experience in e-commerce, adTech, and media domains, specializing in JavaScript and TypeScript. Proven track record in building web applications utilizing technologies such as Node.js, Nest JS, React.js, and extensive experience with SQL and NoSQL databases. Adept at cloud services (AWS, GCP), devOps tools like Docker, and has a deep understanding of software development best practices including Agile and Scrum methodologies. Contributed significantly to key projects including a sports betting platform and outdoor advertising space platform, demonstrating skills in database schema deployment, message brokering with RabbitMQ, and optimizing user experiences. Strong emphasis on clean, maintainable code, and efficient development workflows, underscored by successes in system security, performance, and scalability.
Python 5yr.
Django 5yr.
JavaScript 3yr.
FastAPI 3yr.
React
Software Engineer with 5 years of experience, specializing in backend and frontend development, as well as DevOps practices. Proficient in Python, JavaScript, and TypeScript, with extensive knowledge of frameworks like FastAPI, Django, Flask, React, and Redux. Demonstrates a strong background in Computer Science and Software Engineering with tangible success in designing robust systems, including microservices and monoliths. Proven expertise with cloud platforms AWS and Azure, and in utilizing various databases such as PostgreSQL, Redis, MongoDB, and DynamoDB. Skilled in CI/CD implementation, containerization with Docker and Kubernetes, and infrastructure as code with Terraform. Impressive track record of project roles, emphasizing performance optimization, architectural design, and integration of machine learning models into production. Holds a significant portfolio of projects across diverse domains such as logistics, social life science, and healthcare.
.NET 5yr.
C 5yr.
Microsoft SQL Server 5yr.
- With over a decade of progressive experience in software development and leadership, the engineer showcases a rich portfolio of technical expertise and successful project executions.
- Holding a strong foundation with an Engineering degree in Computer Science, the individual commands an authoritative understanding of software architecture, security, and diverse programming languages including C#, .NET frameworks, and RESTful services.
- Proven leadership as a team lead is evident in guiding teams to craft tailored hardware and software solutions. - Credentialed with Microsoft certified professional developer and technology specialist certifications, the candidate applies industry-standard methodologies such as Agile/Scrum and Azure DevOps to drive software development lifecycle.
- A practical problem-solver, they prioritize maintainability and user-centric design, underpinned by a philosophy of ‘fail-early’ principles and direct communication.
AWS
Kubernetes
- Highly motivated and accomplished DevOps and Security Engineer with a solid four-year career history in the dynamic software development industry.
- Dedicated to delivering unwavering infrastructure support and expert consultation, consistently enhancing the performance and security of organizations across various domains.
- Passionate about optimizing business operations, automating processes, and safeguarding company resources.
- Possess a versatile skill set spanning multiple technologies and driven to embrace fresh challenges for continuous professional growth.
- Upper-Intermediate English
Java
- 6+ years of professional expertise in IT industry;
- Solid experience in Java and related technologies;
- Hands-on experience with Microservices architecture;
- Hands-on DevOps experience;
- Has experience as a teacher/instructor Java;
- Good logical thinking, self-learning, high level of responsibility.
- Hard-working, result-oriented, creative and communicative, team player.
- Upper-Intermediate English
- Availability starting from 2nd of January
Kotlin 5yr.
Java 5yr.
Erlang
MVP
MVVM+Rx
Senior Android Engineer with over a decade of experience in building commercial applications, expertly versed in Android SDK, Kotlin, Java, and a variety of frameworks and libraries such as Retrofit, Moxy, Dagger 2, and Jetpack compose. Highly skilled in object-oriented architecture, patterns, and network communication protocols like MQTT and HTTP/HTTPS, with proficiency in Binary Data Protocols and general algorithm construction. Demonstrates a solid track record in leading teams through the full lifecycle of application development, from requirement gathering to deployment on the Google Play Store. Holds a Ph.D. in Computer Sciences and excels in a fast-paced agile environment, bringing a wealth of knowledge in architecture solutions, API design collaboration, and advanced Android UI/UX. Recognized for leadership, impeccable time management, and effective communication skills alongside a commitment to code quality and software excellence.
Python
Programming languages: Python, Java, Django, C++, C#, JavaScript, Assembler
Development tools: PyCharm, Eclipse, IDEA, Visual Studio, Android Studio, QT Creator, Masm
Operating systems: Windows, Linux, Azure
Other: Development ERP system(odoo), Android development, Object modeling, Design Patterns, UML, Solid, Pattern programing
Version control systems: Git
Solidity 6yr.
Python 3yr.
ETH (Ethereum blockchain) 3yr.
DAO 3yr.
- Experienced Blockchain Developer / Software Engineer with 6 years of experience in crypto financial and DeFi domains.
- Proficient in programming languages such as Solidity, Python, and JavaScript.
- Strong expertise in blockchain technologies including Uniswap, Ethereum, Polygon, SSV.Network, and wallet integrations.
- Skilled in backend development using frameworks like FastAPI, Flask, and Node.js.
- Familiar with message brokers like Kafka and cloud platforms like AWS and Azure.
- Proficient in DevOps tools like Docker, Kubernetes, and Helm.
- Experienced in working with databases like PostgreSQL, MongoDB, and DynamoDB.
- Strong knowledge of source control systems like Git, Bitbucket, and GitHub.
- Demonstrated ability to design REST API schemas and architect DAO systems.
- Proven track record in blockchain development, smart contract optimization, and security audits.
- Experienced in setting up and configuring network parameters and implementing identity and access controls.
- Proficient in setting up CI/CD pipelines and conducting code reviews.
- Skilled in implementing and managing smart contracts compliant with relevant laws and regulations.
- Experienced in optimizing storage and computation within smart contracts to minimize transaction costs.
- Strong knowledge of SDLC, software development practices, and software engineering principles.
- Excellent communication and team collaboration skills.
- Computer Science and Software Engineering education background.
- Proven ability to find common language with the team and lead on various projects.
Java 5yr.
Kotlin 2yr.
- A software engineer with over 5 years of experience in e-commerce and FinTech domains.
- Boasts a strong grasp of Java, Kotlin, JavaScript, and TypeScript, having used them in various projects.
- Proficient in back-end development with advanced knowledge of Spring frameworks, Hibernate, REST API design, and integrating systems like Elasticsearch and Kafka.
- Has experience in integration payment systems such as Google Pay and Apple Pay.
- Skilled in database management systems such as PostgreSQL, MySQL, and MongoDB.
- Demonstrates expertise in containerization with Docker and Kubernetes and is adept in CI/CD practices using tools like GitLab CI/CD and Jenkins.
AWS
- Skilled Senior DevOps engineer with 10+ years of hands-on experience in IT and hands-on experience with blockchain technology as well as supporting, automating, and optimizing critical deployments in AWS, leveraging configuration management, CI/CD, and DevOps processes. Amir has good problem-solving skills combined with analytical thinking.
- Having the following certifications: AWS Certified SysOps Administrator – Associate 2020; Kubernetes Administrator (CKA) 2019, Kubernetes Application Developer (CKAD) 2019; Advanced Linux System Administrator 2013, Microsoft Certified IT Professional (MCITP) 2011
- Advanced English.
Python 5yr.
Pandas 2yr.
JavaScript
Vue.js
SQL
Software Engineer with over 5 years of experience specializing in full-stack development, particularly with Python and JavaScript (Vue.js). Accrued hands-on expertise through all SDLC phases including architecture design, planning, and development, backed by advanced English and native Ukrainian language proficiency. Holds a Master’s degree in both Computer Science and Law, highlighting a strong academic foundation. Demonstrated technical agility in managing databases like SQL, NoSQL, and DynamoDB, and proficiently employs tools such as Git, Docker, and Jenkins. Track record includes projects like a MedTech web app, integrating jwt tokens and role management systems, and contributing significantly to a German logistics company's data pipeline and REST APIs. Also, played a pivotal backend role in developing two REST APIs for an American education platform, leveraging AWS and Docker. Certified in OOP and Scrum with a commitment to modern software development practices and continuous professional enhancement.
Terraform
Docker
CI/CD
Cloud solutions
DevOps Engineer with 15 years in IT and 8 specializing in DevOps/SysOps. Expertise in cloud, CI/CD, and security enhancements. Proficient with Kubernetes, Terraform, AWS, and various CI tools. Recognized for infrastructure optimization, cost reduction, and system robustness. Holds an Applied Mathematics degree and is fluent in English and Ukrainian. Portfolios include telecom analytics solutions, SaaS platforms, and system migrations, with a strong focus on scalability, monitoring, and compliance.
GCP AI
Linux
Docker
AWS Security Groups
DevOps Engineer with over 3 years of experience in support, adept at installing, configuring, and maintaining development environments across AWS, GCP, and other cloud services. With an educational background in Automation and Computer Technologies, the candidate has a solid grounding in UNIX systems and possesses programming skills in Python, Ruby, and other languages. Demonstrates strong expertise in Docker, Kubernetes, CI/CD pipelines through Jenkins, CircleCI, and more. Played a key role in a 2+ year project involving system containerization, role management integration, and DevOps practices in a team setting. Technically proficient in cloud structures, with a concrete understanding of the software development lifecycle and the implementation of modular application architectures.