Jobs Backend
682Senior Backend Developer (Node.js)
G Rocks
$$$$
Full Remote
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Worldwide
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4 years of experience
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English - B2
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Advertising / Marketing
We're looking for a Backend Developer to take ownership of backend systems for our iOS applications β from core API logic to payment infrastructure and subscription flows.
We process subscription payments through web funnels (webview in iOS apps), so this role requires deep focus on payment systems, subscription logic, and integrations. Direct revenue impact.
What you'll do
Develop and maintain backend services and APIs for mobile applications (iOS)
Own backend systems related to payments and...
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438 views
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76 applications
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15d
Backend Developer
SharksCode
$$$$
Full Remote
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Countries of Europe or Ukraine
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4 years of experience
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English - B1
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Gambling
Hi! We are looking for a Node.js Backend Developer (NestJS) to join our pack at SharksCode
SharksCode is a Ukrainian IT company that develops high-tech software solutions and B2B platforms, particularly in the iGaming industry.
We are looking for a Node.js Backend Developer who will work on building scalable backend services and integrations within a distributed architecture. In this role, you will participate in designing and developing platform services, integrating external systems, and...
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206 views
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72 applications
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15d
Laravel developer
Piligrim
to $1500
Full Remote
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Ukraine
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4 years of experience
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English - None
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E-commerce / Marketplace
Laravel Developer (Marketplace Project)
We are looking for an experienced Laravel Developer to join a marketplace project for our client.
Responsibilities:
Backend development and support of the marketplace
API integrations (payments, third-party services)
Work with databases (MySQL / PostgreSQL)
Performance optimization and scalability improvements
Participation in architecture decisions
Requirements:
3+ years of experience with PHP
Strong experience with Laravel
Good understanding of REST...
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141 views
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44 applications
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15d
Senior Java Engineer
Digis (a Fiverr company)
$$
Full Remote
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Worldwide
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5 years of experience
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English - B2
About Digis:
Digis is a European IT company with 200+ specialists delivering complex SaaS products, enterprise solutions, and AI-powered platforms worldwide.
We ensure transparency, stability, and professional growth opportunities for all our team members.
About the Project:
HubSpot is US-based company that provides a cloud-based platform for marketing, sales, and customer service automation. Its core product is a CRM system that helps businesses attract leads, manage the sales pipeline, and improve...
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359 views
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117 applications
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15d
.NET Developer
Kultrix
$$
Full Remote
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Worldwide
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4 years of experience
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English - C1
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SaaS
Experienced Microsoft.NET developer in building backend systems in Microsoft Azure. You will design and build services in a service oriented architecture.
Requirements:
At least 3 years of experience designing and building APIs in ASP.NET (version 8.0 or higher)
At least 3 years with Entity Framework Core (version 8.0 or higher)
At least 3 years with Microsoft Azure
At least 4 years with C#
At least 4 years building unit and integration tests
Knowledge of service oriented architecture...
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250 views
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54 applications
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15d
Senior Python Developer
DOIT Software
Responds Quickly
$$$$
Full Remote
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Countries of Europe or Ukraine
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5 years of experience
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English - B2
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Energy / Utilities
We are looking for a skilled Python Developer to join one of our projects on a full-time basis.
About the project: The client is from Norway. They are working on developing a product for the maritime industry. The product focuses on energy analysis for different sea transport (for example, fuel usage, greenhouse gas emissions, etc.).
Responsibilities:
Design and develop new features in line with the product roadmap and detailed requirements.
Write clean, efficient, and maintainable code, following best...
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99 views
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17 applications
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15d
Node.js Developer
Join.To.IT
$$
Office Work
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Ukraine
(Kyiv)
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1 year of experience
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English - B1
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SaaS
We are a Ukrainian outsourcing company Join.To.IT, founded in 2012, and delivering software solutions across diverse business domains.
We focus on building long-term partnerships with our clients and delivering solutions that create real business impact. Our team consists of experienced professionals who take ownership of their work, value clear communication, and are committed to high standards in everything they do.
At Join.To.IT, we create an environment where engineers can grow, influence technical...
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169 views
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21 applications
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15d
Node.js + React Developer
InterLink
$$$
Full Remote
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Countries of Europe or Ukraine
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3 years of experience
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English - B1
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SaaS
About the Project
We invite Node.js + React developers to join our project β a service widely in demand among system administrators of medium and large companies. It significantly simplifies and automates the collection, analysis, and modification of Active Directory data. The team is working on a significant-scale task β developing an application which supports both On-prem Active Directory and Azure Active Directory. The project consists of a web part using the latest versions of technologies and a...
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723 views
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222 applications
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15d
Team/Technical Lead (Python)
Luxoft
$$
Full Remote
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Ukraine
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8 years of experience
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English - B2
By applying for this position, you may join one of the most respected and rapidly growing institutional investors globally. Our client is a professional investment management organization that manages funds to ensure long-term sustainability. The company invests across all major asset classes, including public equity, private equity, real estate, infrastructure, and fixed-income instruments, with offices in Toronto, London, Hong Kong, New York, SΓ£o Paulo, Luxembourg, and Mumbai.
The client attracts and...
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40 views
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2 applications
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16d
Senior Java EE / WebLogic Architect
Hanna Robulets Company
Responds Quickly
$$$$
Full Remote
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Worldwide
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8 years of experience
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English - C1
Project:
Conduct a Phase 1 technical audit of a critical Maritime & Logistics system and deliver a recommendation for migration from Oracle WebLogic to JBoss EAP or WebSphere Liberty.
Responsibilities:
Audit legacy Java EE codebase (EJB 2/3, JMS, JNDI, WebLogic-specific features)
Identify migration risks, blockers, and platform dependencies
Map WebLogic features to JBoss / Liberty equivalents
Prepare key deliverables: audit report, gap analysis, migration recommendation, and high-level...
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94 views
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20 applications
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16d
Rust Engineer
N-iX
Responds Quickly
$$$$
Full Remote
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Ukraine
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3 years of experience
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English - B2
N-iX is looking for Middle Rust Engineer to join the fast-growing team one our projects.
Our client is a leading European company delivering high-performance platforms for meteorological and geospatial data. Our products handle complex datasets with distributed, scalable systems while ensuring reliability, reproducibility, and adherence to industry standards.
As a Software Developer for the D2E Platform team, you will focus on building high-performance backend systems and orchestrating distributed data...
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100 views
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4 applications
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16d
Senior OneDrive/SharePoint/Microsoft Graph Developer
Glorium Technologies
Responds Quickly
$$$$
Part-time
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Full Remote
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Countries of Europe or Ukraine
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5 years of experience
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English - B2
You will join a product in the commercial real estate industry focused on streamlining the end-to-end appraisal workflow. The platform brings together jobs, properties, sales and lease data, expenses, and historical records, while enabling standardized valuation templates and highly customizable reporting. The core challenge is building secure, reliable document and file experiences at scaleβwhere performance, consistency, and resiliency matter for everyday business-critical work.
Does this relate to...
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112 views
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21 applications
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16d
Senior Python Engineer
WeAreBrain
$$$$
Full Remote
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EU
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4 years of experience
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English - B2
We are looking for a skilled Python Engineer (Mid-Senior) to join our team building platform for building AI agents and serverless automation with fine-grained access control.
Important!
This role involves some travel to the Netherlands to collaborate closely with the client, run in-person consulting sessions at the WeAreBrain office in Amsterdam, and occasionally visit the clientβs office. Candidates must have the flexibility and ability to travel within Europe.
About the Project:
It's a platform for...
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132 views
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24 applications
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16d
Senior C# + C++ Developer
Digis (a Fiverr company)
$$$$
Full Remote
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EU
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5 years of experience
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English - B2
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Entertainment / Streaming
Digis is looking for a Senior C# (.NET) & C++ Developer to join a long-term project.
About the Project
It is a cutting-edge, native cloud-based broadcasting platform that replaces traditional on-premise solutions.
The platform allows users to create, manage, and deliver TV channels to any Pay-TV and OTT platform worldwide.
With over 10 years of market presence, the project is currently in a phase of active further development, launching new sub-projects and testing innovative hypotheses.
Why Join the...
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77 views
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14 applications
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16d
Junior Strong/Middle Java Developer (UK project)
Newsoft
$$
Office Work
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Ukraine
(Lviv)
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1 year of experience
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English - B2
Looking for a Junior Strong Java Developer to join our team. We are building a platform for fast and convenient purchase of tickets for various music and sport events. Users are provided access to a wide selection of concerts where they can find performances by their favorite artists, review event dates and locations, and buy tickets in real-time.
Requirements:
1.5+ years of experience in Java development.
1.5+ years of Spring framework and building Spring web applications.
Understanding and experience...
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184 views
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19 applications
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16d