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Graphwise

Java Backend Engineer – AI Platforms

Graphwise

Java Backend Engineer building systems that integrate Knowledge Graphs, LLMs, and ML models at Graphwise. Designing backend services for complex AI workflows in a hybrid environment.

Posted 7/8/2026full-timeSofia • 🇧🇬 BulgariaMid-LevelSeniorWebsite

Tech Stack

Tools & technologies
Distributed SystemsJavaSpringSpring BootSpringBoot

About the role

Key responsibilities & impact
  • Design and build robust backend services that orchestrate Knowledge Graphs, LLMs, and custom ML models
  • Implement scalable APIs and integration layers that connect AI components with enterprise systems
  • Develop retrieval and context architectures, including RAG and GraphRAG patterns
  • Contribute to the design of distributed, production-grade systems for demanding enterprise workloads
  • Help shape how Knowledge Graphs interplay with modern AI in real-world deployments
  • Collaborate with ML engineers, data engineers, and solution architects to deliver end-to-end functionality
  • Collaborate with technical and business stakeholders to solve complex information challenges
  • Explore and adopt modern AI, NLP, and backend engineering technologies.

Requirements

What you’ll need
  • Strong software engineering fundamentals
  • Strong analytical and problem-solving skills
  • Professional experience with Java and Spring Boot or similar Java backend frameworks
  • Experience designing and building backend systems, services, and APIs
  • Solid understanding of good software design practices and distributed systems
  • Experience with Git, CI/CD, and collaborative engineering practices
  • Excellent communication skills in English
  • Curiosity and willingness to learn new domains and technologies.

Benefits

Comp & perks
  • 🌐 Worldwide ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 Account Graphwise Website LinkedIn All Job Openings 51 - 200 employees Founded 2024 🤖 Artificial Intelligence 🏢 Enterprise ☁️ SaaS Artificial Intelligence
  • Enterprise
  • SaaS Graphwise is an enterprise software company that builds knowledge-graph–centric data and AI infrastructure to make organizational data AI-ready, reduce LLM hallucinations, and deliver context-rich, explainable insights. Its product suite includes a semantic GraphDB, graph modeling and ETL tools, Graph RAG integration with generative AI, graph and text analytics, and front-end application frameworks — offered as bundled SaaS/enterprise solutions and accelerator programs for rapid proof-of-value. Graphwise serves enterprise customers across industries with specialized solutions (e. g. , life sciences target discovery and ESG assistants) and integrates with platforms like Microsoft 365 to unlock data value at scale. Java Backend Engineer – AI Platforms 🔥 25 minutes ago 🏢🏡 Sofia – Hybrid ⏰ Full Time 🟡 Mid-level 🟠 Senior 🔙 Backend Engineer Distributed Systems Java Spring Spring Boot SpringBoot Apply Now Find Hiring Managers Customize resume + cover letter Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
  • Design and build robust backend services that orchestrate Knowledge Graphs, LLMs, and custom ML models
  • Implement scalable APIs and integration layers that connect AI components with enterprise systems
  • Develop retrieval and context architectures, including RAG and GraphRAG patterns
  • Contribute to the design of distributed, production-grade systems for demanding enterprise workloads
  • Help shape how Knowledge Graphs interplay with modern AI in real-world deployments
  • Collaborate with ML engineers, data engineers, and solution architects to deliver end-to-end functionality
  • Collaborate with technical and business stakeholders to solve complex information challenges
  • Explore and adopt modern AI, NLP, and backend engineering technologies. 🎯 Requirements
  • Strong software engineering fundamentals
  • Strong analytical and problem-solving skills
  • Professional experience with Java and Spring Boot or similar Java backend frameworks
  • Experience designing and building backend systems, services, and APIs
  • Solid understanding of good software design practices and distributed systems
  • Experience with Git, CI/CD, and collaborative engineering practices
  • Excellent communication skills in English
  • Curiosity and willingness to learn new domains and technologies. Apply Now 📊 Check your resume score for this job Improve your chances of getting an interview by checking your resume score before you apply. Check Resume Score Similar Jobs Senior Java Engineer 🕒 5 days ago Avenga 5001 - 10000 🤝 B2B 🏢 Enterprise Website LinkedIn All Job Openings Senior Java Engineer developing an internal platform management tool for enterprise applications at Avenga. Collaborating in Agile teams to enhance system performance and security compliance. 🏢🏡 Sofia – Hybrid 💰 Private equity on 2017-02 ⏰ Full Time 🟠 Senior 🔙 Backend Engineer Cypress Docker Gradle Java JavaScript Jenkins JUnit Kubernetes Mockito Node.js Postgres React Spring Spring Boot SpringBoot Svelte Senior .NET Engineer 🕒 July 1 Avenga 5001 - 10000 🤝 B2B 🏢 Enterprise Website LinkedIn All Job Openings Senior .NET Engineer involved in building complex systems at Avenga, overseeing large-scale projects and mentor junior engineers. 🏢🏡 Sofia – Hybrid 💰 Private equity on 2017-02 ⏰ Full Time 🟠 Senior 🔙 Backend Engineer Angular AWS Azure Cloud JavaScript Kafka Microservices MS SQL Server Postgres RabbitMQ React SQL .NET Senior Java Engineer 🕒 June 30 Avenga 5001 - 10000 🤝 B2B 🏢 Enterprise Website LinkedIn All Job Openings Senior Java Engineer at Avenga, designing low-latency performance-critical systems. Requires expertise in Java concurrency and low-latency architectures in Bulgaria. 🏢🏡 Sofia – Hybrid 💰 Private equity on 2017-02 ⏰ Full Time 🟠 Senior 🔙 Backend Engineer Distributed Systems Java Software Engineer, C++ 🕒 June 26 LucidLink 51 - 200 ☁️ SaaS 🏢 Enterprise 📱 Media Website LinkedIn All Job Openings Software Engineer developing a unique product for a fast-growing startup focused on cloud-based technology. Join the team to tackle complex problems and drive innovation in data accessibility. 🏢🏡 Sofia – Hybrid 💰 $20M Series B on 2022-05 ⏰ Full Time 🟡 Mid-level 🟠 Senior 🔙 Backend Engineer TypeScript Unix Senior Kubernetes Engineer 🕒 June 26 Avenga 5001 - 10000 🤝 B2B 🏢 Enterprise Website LinkedIn All Job Openings Senior Kubernetes Engineer managing OpenShift infrastructure for cloud-native applications. Collaborating in a hybrid role at Avenga to ensure platform reliability and performance. 🏢🏡 Sofia – Hybrid 💰 Private equity on 2017-02 ⏰ Full Time 🟠 Senior 🔙 Backend Engineer Cloud Docker Jenkins Linux OpenShift View More Backend Engineer Jobs 🌐 Worldwide Built by Lior Neu-ner. I'd love to hear your feedback — Get in touch via DM or support@remoterocketship.com Search Search Jobs by country Search jobs by city Search jobs by job title Search entry-level jobs Search junior-level jobs Search senior-level jobs Search jobs by tech stack Search jobs by contract type Search remote internships Search remote part-time jobs Remote jobs Anywhere in the World Companies Hiring Anywhere in the World Companies Hiring Sales People Anywhere in the World Companies Hiring Software Engineers Anywhere in the World Resources Advice Tips for finding remote jobs Interview questions and answers Resume examples Cover letter examples Post a job Affiliates Privacy policy Terms of service Job board SEO course AI Apply Copilot OpenClaw job finder Find jobs using your resume Jobs by Country Remote jobs anywhere in the world (Worldwide remote jobs) Remote jobs United States Remote jobs Australia Remote jobs Brazil Remote jobs Canada Remote jobs France Remote jobs Ireland Remote jobs Germany Remote jobs Netherlands Remote jobs Spain Remote jobs UK Popular Jobs Remote data analyst jobs Remote customer support jobs Remote executive assistant jobs Remote marketing jobs Remote product designer jobs Remote product manager jobs Remote project manager jobs Remote recruiter jobs Remote sales jobs Remote software engineer jobs Jobs by Type Remote full-time jobs Remote part-time jobs Remote contract jobs Remote internship jobs Remote entry-level jobs Remote jobs with no experience required Remote junior jobs (1-3 years of experience) Digital nomad jobs Remote jobs with no degree required Freelance remote jobs Temporary remote jobs Remote jobs hiring now Stay at home mom jobs

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Hard Skills & Tools
Software Engineering FundamentalsAnalytical SkillsProblem-Solving SkillsBackend ServicesAPIsKnowledge GraphsML ModelsRAG PatternsGraphRAG PatternsCI/CD
Soft Skills
Excellent Communication SkillsCuriosityWillingness to Learn