Developer jobs in Bulgaria

 ...advocating for the simplest solution that achieves the outcomes our customers are looking for. Key Areas of Responsibilities: Design, develop, and maintain high-performance backend services that power fiat payment processing, including transaction orchestration, settlement... 

About Spate At Spate, we use data science to predict the next big consumer trend in beauty, personal care, wellness & functional food. Spate was founded in 2018 by Yarden Horwitz & Olivier Zimmer, two ex-Googlers who led the trendspotting division at Google and uncovered...

 ...this role, you'll tackle complex technical challenges, designing and implementing solutions that improve our system architecture and developer workflows. You'll play a pivotal role in guiding projects from design through production support, and you'll mentor junior... 

 ...through mentorship and thoughtful feedback Continuously look for opportunities to improve system reliability, architecture, and developer productivity Thrive in a collaborative, remote-first environment and communicate clearly across technical and non-technical... 

At Foxelli, we’re building more than e-commerce brands - we’re building a tribe of thoughtful humans: AI enthusiasts, curious builders, and ambitious minds who care about doing meaningful work together. Ten years in, our D2C brands reach millions and generate over $20M...

We are hiring on behalf of our client, a growing, dynamic organization is seeking a skilled and detail-oriented Software Engineer - Backend & Data to join its team. This role will play a critical part in driving operational success, executing key initiatives, and contributing...

 ...Symphony Solutions has been serving many international clients primarily in Western Europe and North America. We're seeking a Python Developer to join our innovative AI team. This role is focused on building intelligent agents using Microsoft Autogen (or similar tools)... 

 ...communication. ~ Knowledge of containerization tools ( Docker , Kubernetes ) is a strong advantage. Nice to have: Experience developing high-scale SaaS solutions . Deep understanding of CI/CD and QA automation processes. Maturity with AI-assisted... 

 ...communication. ~ Knowledge of containerization tools ( Docker , Kubernetes ) is an advantage. Nice to have: Experience developing high-scale SaaS products with polished, complex UIs. Eye for UX and close collaboration with Product and design.... 

 ...fostering technical excellence and continuous learning Implement AI agents and automation tools to optimize code reviews and developer workflows Proactively manage technical debt and drive long-term architectural vision What we are looking for Proven expertise... 

About the project Hands-on Tech Lead for an AI Companion in an online mahjong game. The client is a social gaming company (web3 element) that scales its product and team. We deliver the AI side of their game as their embedded AI partner. The AI Companion plays...

 ...infrastructure using Infrastructure as Code (IaC) with Terraform . Automate configuration and system management using Ansible . Develop scripts and automation solutions using Python and Bash . Support the end-to-end software development lifecycle by providing... 

 ...this role, you'll tackle complex technical challenges, designing and implementing solutions that improve our system architecture and developer workflows. You'll play a pivotal role in guiding projects from design through production support, and you'll mentor junior... 

 ...significant portion of your responsibilities will include working closely with members of the backend team and Integrations team to develop features together. Engineers at ClickUp are also responsible for the quality of their own code, so you will work with a QA... 

 ..., or equivalent Design and implement robust deployment pipelines with blue/green and canary rollout strategies for ML models Develop and maintain auto-scaling systems, multi-model serving architectures, and intelligent request routing layers Optimize GPU utilization... 

About the Role: We're looking for a Software Engineer who uses AI as a core part of the development process to build, understand, and maintain complex software systems. You'll join a team working on a large ecosystem of interconnected services, shared libraries...

At Foxelli, we’re building more than e-commerce brands - we’re building a tribe of thoughtful humans: AI enthusiasts, curious builders, and ambitious minds who care about doing meaningful work together. Ten years in, our D2C brands reach millions and generate over $20M ...

We are looking for a Senior Marketing Analytics Engineer focused on measurement and signal engineering — ensuring Meta, Google Ads, TikTok, and other ad platforms receive accurate, timely, and high-quality conversion signals. You will work closely with Marketing, Product...

Driving the next generation of wealth. Digital assets are redefining how wealth is created, used, and transferred. Since 2018 at Nexo, we have been building the future model of financial wealth - dynamic, accessible, and designed for a new generation of forward-thinking...

 ...Symphony Solutions has been serving many international clients primarily in Western Europe and North America. We're seeking a Python Developer to join our innovative AI team. This role is focused on building intelligent agents using Microsoft Autogen (or similar tools) and... 

 ...Our team is responsible for a wide range of tasks - from managing access and providing compute resources and internal services to developing infrastructure projects and automation. Key Responsibilities User management, including onboarding, offboarding, and access... 

 ...project’s overall test strategy. Execute functional, regression, integration, and exploratory testing. Collaborate closely with developers, business analysts, and product owners to ensure quality throughout the development lifecycle. Analyze test results and... 

 ...orchestrate reliable production workflows. ~ Python: You are comfortable using Python to build pipelines, automate processes, and develop data engineering tools. ~ Data modeling: You understand dimensional modeling, ELT patterns, and how to design datasets for... 

We are looking for a Data Engineer to join our team and help build and maintain scalable data pipelines and data warehouse solutions. In this role, you will work with large datasets, design efficient data processing workflows, and ensure the reliability and performance ...

We are B2Spin, and we are dedicated to delivering the best Free-to-Play Social Casino and gaming experiences by creating captivating, engaging, and unique products that are accessible to everyone. We have built a team of talented professionals from all over the globe, who...

You’ll be successful at LivePerson if you are excited to build something from the ground up. You excel by finding daily opportunities to grow at the same pace as the technology we're building, and you build partnerships that improve our business. Likewise, you're someone...

The team Founded in 2011, Kraken is one of the world's longest-standing crypto platforms, trusted by over 10 million individuals and institutions across the globe. It offers spot trading, margin, futures, staking, and OTC services, with products built for both individual...

Responsibilities Design, build, and maintain automated UI tests for web and mobile applications. Execute exploratory and manual testing to validate new features, edge cases, and customer journeys. Collaborate closely with frontend and mobile engineers throughout the software...

 ...engineering problems at scale — from real-time stream processing to distributed systems architecture. What you'll do: Architect and develop robust, scalable systems using Python , with a focus on real-time applications. Design and implement big data solutions using Kafka... 

 ...engineering problems at scale — from real-time stream processing to distributed systems architecture. What you'll do: Architect and develop robust, scalable systems using Python , with a focus on real-time applications. Design and implement big data solutions using...