Upstaff
Joined in
2020
Upstaff is a company specialized in providing dedicated teams & team extension. Also, it's a global talent mobility platform for software engineering teams and clients, maximizing workload efficiency and optimizing talent allocation. It can be imagined as AWS for connecting clients and engineering teams. At Upstaff, we are building performance-minded culture with a friendly and supportive environment for distributed, culturally mixed teams. The distributed team works in a scrum environment and uses Github, Slack, Gsuite, Zoom, Sentry, and other productivity tools and approaches. You are welcome to contribute in the office or remotely, with regular or flexible working hours.
Website:
https://upstaff.com/
Security Engineer
$$$$
Upstaff
Full Remote
·
Countries of Europe or Ukraine
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7 years of experience
·
English - B2
Summary
Senior Security Engineer - penetration testing, threat modelling, 7+ years commercial experience.
Python. Hands-on offensive and defensive security for web applications.
Remote/Hybrid, UK, Chechia, Spain - employment contract, Poland, Romania, Slovakia, Bulgaria, Ukraine - B2B contract.
The role
This is a senior security engineering position with a strong emphasis on penetration testing and threat modeling. You'll work across the full security lifecycle: designing secure architectures, modeling...
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24 views
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1 application
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6h
Integration Engineer (.NET / Azure)
to $5000
Upstaff
Full Remote
·
Countries of Europe or Ukraine
·
5 years of experience
·
English - C1
Summary
We are looking for a Senior Backend Engineer with deep expertise in C#/.NET and Microsoft Azure to take full ownership of a business-critical integration solution. This role is perfect for a proactive specialist who excels in serverless architectures (Azure Functions & Logic Apps) and thrives in environments where they can drive technical decisions and ensure system reliability.
Job Description As a Senior Backend/Integration Engineer, you will be responsible for the evolution and stability of an...
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27 views
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3 applications
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2d
Senior Node.js Engineer
to $4500
Upstaff
Full Remote
·
Countries of Europe or Ukraine
·
5 years of experience
·
English - C1
Summary
Senior Backend Engineer, Node.js, Postgres. Remote role building core platform systems for an enterprise AI product. 5+ years experience required.
About the company
Our client builds an AI platform that enables enterprises to customize and deploy AI capabilities for their specific needs. The platform team is central to this work, responsible for infrastructure, shared components, and internal tooling that the rest of engineering depends on. The team works closely with product and applied AI...
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203 views
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69 applications
·
5d
JavaScript AI Engineer
to $4500
Upstaff
Full Remote
·
EU
·
5 years of experience
·
English - C1
Summary
Backend Engineer, Node.js, Postgres. Remote role building core platform systems for an enterprise AI product. 5+ years of experience required.
About the company
Our client builds an AI platform that enables enterprises to customize and deploy AI capabilities for their specific needs. The platform team is central to this work, responsible for infrastructure, shared components, and internal tooling that the rest of engineering depends on.
The role
This is a hands-on implementation engineering...
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158 views
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29 applications
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8d
Architect, Senior Full-Stack and Back(Node, TypeScript)
$$$$
Upstaff
Full Remote
·
Countries of Europe or Ukraine
·
Product
·
5 years of experience
·
English - B2
Summary
We’re expanding our team and looking for a versatile Cloud and Solution Architect and Senior Software Engineer to help manage and evolve multi-cloud applications and large data/AI pipelines.
This role would be an ideal fit for a software engineer with experience in high-performance multi-cloud infrastructure and complex microservice architecture applications with a serverless approach.
• Key skills: Node, Typescript, Serverless, AWS, GCP, SQL, data lakes, media data processing, scalable...
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36 views
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7 applications
·
9d
JavaScript Engineer for Enterprise AI Platform implementation
$$$$
Upstaff
Full Remote
·
EU
·
5 years of experience
·
English - B2
Summary
Backend Engineer, Node.js, Postgres. Remote role building core platform systems for an enterprise AI product. 5+ years of experience required.
About the company
Our client builds an AI platform that enables enterprises to customize and deploy AI capabilities for their specific needs. The platform team is central to this work, responsible for infrastructure, shared components, and internal tooling that the rest of engineering depends on.
The role
This is a hands-on implementation engineering...
More
255 views
·
49 applications
·
14d
Senior JavaScript Engineer for Enterprise AI Platform
$$$$
Upstaff
Full Remote
·
EU
·
5 years of experience
·
English - B2
Summary
Senior Backend Engineer, Node.js, Postgres. Remote role building core platform systems for an enterprise AI product. 5+ years experience required.
About the company
Our client builds an AI platform that enables enterprises to customize and deploy AI capabilities for their specific needs. The platform team is central to this work, responsible for infrastructure, shared components, and internal tooling that the rest of engineering depends on. The team works closely with product and applied AI...
More
262 views
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48 applications
·
14d
JavaScript Engineer (Enterprise AI Platform)
to $4500
Upstaff
Full Remote
·
Countries of Europe or Ukraine
·
Product
·
7 years of experience
·
English - C1
Summary
Backend Engineer, Node.js, Postgres. Remote role building core platform systems for an enterprise AI product. 5+ years of experience required.
About the company
Our client builds an AI platform that enables enterprises to customize and deploy AI capabilities for their specific needs. The platform team is central to this work, responsible for infrastructure, shared components, and internal tooling that the rest of engineering depends on.
The role
This is a hands-on implementation engineering...
More
153 views
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40 applications
·
14d
Computer Science Engineer (JavaScript/TypeScript) for AI-Agent Platform
to $5500
Upstaff
Full Remote
·
Countries of Europe or Ukraine
·
Product
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4 years of experience
·
English - C1
Про компанію
Корпоративна платформа для розробки штучного інтелекту, яка виникла з прихованої діяльності у 2025 році завдяки фінансуванню у розмірі 50+ мільйонів доларів.
Основне призначення: Платформа дозволяє компаніям розгортати індивідуальні рішення на основі штучного інтелекту (такі як автоматизація документообігу, операційна аналітика та агенти штучного інтелекту) за лічені дні, а не місяці.
Корпоративний сегмент та глибокі інтеграції з процесами корпоративних компаній.
Ключові характеристики:...
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137 views
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12 applications
·
1d
JavaScript, Enterprise AI інтеграції
$$$$
Upstaff
Full Remote
·
EU
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5 years of experience
·
English - B2
Коротко про роль
Ви будуєте реальні AI-застосунки для корпоративних клієнтів — повний цикл від ідеї до продакшену. Як Full Stack Software Engineer, ви проєктуватимете, реалізовуватимете та виводитимете у продакшен якісні рішення, що вирішують реальні завдання реальних користувачів. Безпосередньо взаємодіяльність з клієнтами та командою продукту, код у продакшені впродовж кількох днів, робота в команді, яка цінує відповідальність та осмислений підхід до виконання.
Про компанію
Наш клієнт розробляє...
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70 views
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10 applications
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14d
JavaScript, Enterprise AI інтеграції
$$$$
Upstaff
Full Remote
·
EU
·
5 years of experience
·
English - B2
Інженер бек-енду, Node.js, Postgres. Дистанційна робота з побудови основних платформних систем для продукту штучного інтелекту для підприємств. Потрібно 5+ років досвіду.
Про компанію
Наш клієнт створює платформу штучного інтелекту, яка дозволяє підприємствам налаштовувати та впроваджувати можливості штучного інтелекту відповідно до своїх конкретних потреб. Команда платформи відіграє центральну роль у цій роботі, відповідаючи за інфраструктуру, спільні компоненти та внутрішні інструменти, від яких...
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58 views
·
3 applications
·
14d