Java jobs in Bulgaria

 ...need from you: ~5+ years experience as a Backend Developer in a similar role, preferably in the FinTech industry. ~ Expertise in Java and Spring Boot. ~ Experience in building and maintaining APIs and services. ~ Excellent problem-solving skills, able to work... 

 ...to architect solutions. Technical Core: Expert-level proficiency in Python (our primary language) and the ability to navigate Java environments. Modern Tooling: Hands-on experience with PyTest, Playwright, and K6 . Engineering for AI: Demonstrated... 

 .../UX detail and strong English communication skills Would be a plus: Experience in writing Unit tests Native Development (Java/Kotlin, Objective-C/Swift) Creativity in solving different complex tasks Experience in web development, particularly with Next... 

 ...driven approach. Requirements: ~5+ years of frontend development with React , plus solid backend experience in Node.js ( C# , Java , or C++ also relevant). ~ Strong command of modern frontend fundamentals — component architecture, state management,... 

 ...partners for both technology and a partnership-driven approach. Requirements: ~5+ years of backend development in Node.js ( C# , Java , or C++ experience also relevant), plus solid working experience with React . ~ Proven production experience with... 

 ...rotation. What we need from you: Strong experience as a backend software engineer, with deep proficiency in languages such as Java, Kotlin or similar JVM-based languages. Experience designing, building, and operating microservices in a distributed systems environment... 

 ...~ Experience mentoring and developing engineers through coaching, code reviews, and technical guidance. ~ Strong proficiency in Java/Spring Boot. ~ Strong understanding of RESTful APIs, system integration patterns, and data modelling using SQL and/or NoSQL databases... 

 ...idempotency) testing and debugging Professional experience with at least one modern backend ecosystem such as Python, Node.js, Go, Java, .NET, PHP, or similar . Ability to quickly learn new technologies and become productive in unfamiliar codebases. Experience... 

We're looking for a collaborative Senior Software Engineer to join our Revenue Engineering team. As a Senior Software Engineer, Revenue Engineering , you'll design, build, and evolve the software and integration services that connect Muck Rack's product with our...

 ...Ingestion . Experience with Lambda, SQS, S3, ECS, EKS, or Terraform . Experience building custom ingestion services in Go, Java, or Python . Experience in payments, billing, fintech, or subscription systems . Experience with multi-tenant or high-... 

Responsibilities: Administer and maintain Linux-based systems and environments. Operate and support cloud infrastructure in Microsoft Azure , from containerized workloads to Azure Kubernetes Service (AKS) . Deploy, configure, and maintain web servers and related...

We're looking for an experienced Senior DevOps Engineer to help drive the reliability, scalability, and efficiency of our infrastructure and deployment processes. In this role, you'll tackle complex technical challenges, designing and implementing solutions that improve...

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...

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...

At ClickUp, we're building the future of work: the first truly converged AI workspace unifying tasks, docs, chat, calendar, and enterprise search, all supercharged by context-driven AI. We are an AI-native company. Every team member is expected to leverage AI daily, and...

 ...What You Will Own People & Teams Lead and develop four teams ( Java , JavaScript/Go , Python , PHP ) totalling ~18 engineers Build a culture of technical excellence, accountability, and continuous improvement Define hiring plans, conduct performance reviews... 

You will be: 5+ years of experience Extensive experience in manual QA activities across different project types and domains. Experience conducting QA assessments, process audits, and identifying improvement areas Ability to design and implement test strategies...

The AI orchestration of your wildest imagination. n8n is the open workflow orchestration platform built for the new era of AI. We give technical teams the freedom of code with the speed of no-code, so they can automate faster, smarter, and without limits. Backed by a ...

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...

We are looking for an experienced Manual QA Engineer to join a retail project focused on testing web applications. In this role, you will be responsible for ensuring software quality through comprehensive manual testing, designing effective test cases, performing backend...

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...

We're looking for a highly organized, proactive Marketing Project Manager to build the operating system for our paid media team, and then run it. Sweat Pants Agency manages around 57 brands and spends between $5M and $10M a month across Meta, Google, TikTok, and AppLovin...

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...

We're looking for an experienced Senior DevOps Engineer to help drive the reliability, scalability, and efficiency of our infrastructure and deployment processes. In this role, you'll tackle complex technical challenges, designing and implementing solutions that improve...

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 ...

Symphony Solutions is a Cloud and AI-driven IT company headquartered in the Netherlands. We are a premier software provider of custom iGaming, Healthcare, and Airline solutions. Devoted to delivering the highest quality of service, we offer our expertise in full-cycle software...

About the Role Pragmatike is recruiting on behalf of a fast-scaling, well-funded distributed cloud infrastructure startup building next-generation AI-native cloud services. The company is redefining how compute is delivered by providing GPU-powered infrastructure for ...

What you would own Systems that are in production today and need to grow considerably: The automated protection pipeline — the chain from threat intelligence to a validated, deployed rule. Multi-stage, largely autonomous, and required to finish inside a fixed time ...

Karat is always seeking talented engineers to join our Community. If you are interested in being considered for a future Interview Engineer opportunity, please submit your application to this posting. What Interview Engineers do: Interview Engineers facilitate technical...

About the role We are looking for a superhero-level Lead Ad Creative Producer to lead and control the entire creative production operation at one of Ruby Labs’ fastest-growing consumer products. This is a producing lead (player-coach) role. You produce winning ...