$55.25 - $71.25/hr
Vienna (1-2 days on-site per week during onboarding, then 2-4 day per month; otherwise fully remote ... English (must-have) + German (nice to have) We are seeking an experienced Java Full Stack Developer ...
$55.25 - $71.25/hr
Vienna (1-2 days on-site per week during onboarding, then 2-4 day per month; otherwise fully remote ... English (must-have) + German (nice to have) We are seeking an experienced Java Full Stack Developer ...
Remote / Work from Home in the US - Midwest Region #LI-Remote Work Hours: Standard Business Hours ... This is great opportunity for a developer who is passionate about full-stack software engineering ...
Remote / Work from Home in the US - Midwest Region #LI-Remote Work Hours: Standard Business Hours ... This is great opportunity for a developer who is passionate about full-stack software engineering ...
Full Stack Software Developer - AI Trainer
Milwaukee, WI · On-site +1
$50 - $100/hr
Contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and ... full-stack, machine learning, and other engineers -- who are driving real-world impact in AI ...
Full Stack Software Developer - AI Trainer
Milwaukee, WI · On-site +1
$50 - $100/hr
Contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and ... full-stack, machine learning, and other engineers -- who are driving real-world impact in AI ...
Full Stack Developer, Kotlin/Java (part time work from home) - AI Trainer
Milwaukee, WI · Remote
$50 - $100/hr
Contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and ... full-stack, machine learning, and other engineers -- who are driving real-world impact in AI ...
Full Stack Developer, Kotlin/Java (part time work from home) - AI Trainer
Milwaukee, WI · Remote
$50 - $100/hr
Contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and ... full-stack, machine learning, and other engineers -- who are driving real-world impact in AI ...
Full Stack Software Engineer - AI Trainer
Milwaukee, WI · On-site +1
$50 - $100/hr
Contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and ... full-stack, machine learning, and other engineers -- who are driving real-world impact in AI ...
Full Stack Software Engineer - AI Trainer
Milwaukee, WI · On-site +1
$50 - $100/hr
Contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and ... full-stack, machine learning, and other engineers -- who are driving real-world impact in AI ...
$60.25 - $76.75/hr
Fur ein langfristiges Projekt in Wien suchen wir ab sofort einen erfahrenen Java Developer ... Hybrid (ca.30 % Remote-Anteil) * Projektsprache: Deutsch Ihre Aufgaben * Mitarbeit im gesamten ...
$60.25 - $76.75/hr
Fur ein langfristiges Projekt in Wien suchen wir ab sofort einen erfahrenen Java Developer ... Hybrid (ca.30 % Remote-Anteil) * Projektsprache: Deutsch Ihre Aufgaben * Mitarbeit im gesamten ...
FHIR Lead Full Stack Software Engineer - Remote
Madison, WI · On-site +1
$112K - $193K/yr
... full stack developer * 5 years of experience with C# * 3 years of FHIR or interoperability ... Basic understanding of cloud platforms or modern DevOps concepts * Desired location Madison, WI
FHIR Lead Full Stack Software Engineer - Remote
Madison, WI · On-site +1
$112K - $193K/yr
... full stack developer * 5 years of experience with C# * 3 years of FHIR or interoperability ... Basic understanding of cloud platforms or modern DevOps concepts * Desired location Madison, WI
FHIR Lead Full Stack Software Engineer - Remote
Madison, WI · On-site +1
$112K - $193K/yr
... full stack developer * 5+ years of experience with C# * 3+ years of FHIR or interoperability ... Basic understanding of cloud platforms or modern DevOps concepts * Desired location Madison, WI
FHIR Lead Full Stack Software Engineer - Remote
Madison, WI · On-site +1
$112K - $193K/yr
... full stack developer * 5+ years of experience with C# * 3+ years of FHIR or interoperability ... Basic understanding of cloud platforms or modern DevOps concepts * Desired location Madison, WI
Java Tutor
Madison, WI · Remote
$18 - $40/hr
Deep knowledge of Java syntax, object-oriented programming principles, inheritance, polymorphism ... Varsity Tutors does not contract in: Alaska, California, Colorado, Delaware, Hawaii, Maine, New ...
Java Tutor
Madison, WI · Remote
$18 - $40/hr
Deep knowledge of Java syntax, object-oriented programming principles, inheritance, polymorphism ... Varsity Tutors does not contract in: Alaska, California, Colorado, Delaware, Hawaii, Maine, New ...
Java Tutor
Milwaukee, WI · Remote
$18 - $40/hr
Deep knowledge of Java syntax, object-oriented programming principles, inheritance, polymorphism ... Varsity Tutors does not contract in: Alaska, California, Colorado, Delaware, Hawaii, Maine, New ...
Java Tutor
Milwaukee, WI · Remote
$18 - $40/hr
Deep knowledge of Java syntax, object-oriented programming principles, inheritance, polymorphism ... Varsity Tutors does not contract in: Alaska, California, Colorado, Delaware, Hawaii, Maine, New ...
Integration Developer
Milwaukee, WI · On-site +1
$50 - $70/hr
Skills Sql, .net, microsoft dynamics, databricks, Integration, C#, Data, full stack, backend ... Experience Level Expert Leve Job Type & Location This is a Contract position based out of Milwaukee ...
Integration Developer
Milwaukee, WI · On-site +1
$50 - $70/hr
Skills Sql, .net, microsoft dynamics, databricks, Integration, C#, Data, full stack, backend ... Experience Level Expert Leve Job Type & Location This is a Contract position based out of Milwaukee ...
Principal Agentic Engineer - Remote - USA
Madison, WI · On-site +1
... full-stack architectures (e.g., Java, Python, C#, React, Node, React Native, etc.). * Advanced ... ROI/Developer Productivity (Cycle Time, Lead Time). * Experience designing development processes ...
Principal Agentic Engineer - Remote - USA
Madison, WI · On-site +1
... full-stack architectures (e.g., Java, Python, C#, React, Node, React Native, etc.). * Advanced ... ROI/Developer Productivity (Cycle Time, Lead Time). * Experience designing development processes ...
DevOps Manager
Milwaukee, WI · Remote
$60 - $75/hr
Job Type & Location This is a Contract to Hire position based out of Milwaukee, WI. Pay and ... As an industry leader in Full-Stack Technology Services, Talent Services, and real-world ...
DevOps Manager
Milwaukee, WI · Remote
$60 - $75/hr
Job Type & Location This is a Contract to Hire position based out of Milwaukee, WI. Pay and ... As an industry leader in Full-Stack Technology Services, Talent Services, and real-world ...
Web Development Tutor
Milwaukee, WI · Remote
$18 - $40/hr
... full-stack development roles and software engineering careers. * Conceptual Teaching & Problem ... Varsity Tutors does not contract in: Alaska, California, Colorado, Delaware, Hawaii, Maine, New ...
Web Development Tutor
Milwaukee, WI · Remote
$18 - $40/hr
... full-stack development roles and software engineering careers. * Conceptual Teaching & Problem ... Varsity Tutors does not contract in: Alaska, California, Colorado, Delaware, Hawaii, Maine, New ...
Web Development Tutor
Madison, WI · Remote
$18 - $40/hr
... full-stack development roles and software engineering careers. * Conceptual Teaching & Problem ... Varsity Tutors does not contract in: Alaska, California, Colorado, Delaware, Hawaii, Maine, New ...
Web Development Tutor
Madison, WI · Remote
$18 - $40/hr
... full-stack development roles and software engineering careers. * Conceptual Teaching & Problem ... Varsity Tutors does not contract in: Alaska, California, Colorado, Delaware, Hawaii, Maine, New ...
Principal Amazon Connect Architect - Remote
La Crosse, WI · On-site +1
... Java, Azure services, Docker, Microservices/Spring Boot, and relational/NoSQL databases (MySQL ... This could include experience as full stack engineer in the mentioned platforms * 4 years of ...
Principal Amazon Connect Architect - Remote
La Crosse, WI · On-site +1
... Java, Azure services, Docker, Microservices/Spring Boot, and relational/NoSQL databases (MySQL ... This could include experience as full stack engineer in the mentioned platforms * 4 years of ...
Principal Amazon Connect Architect - Remote
La Crosse, WI · On-site +1
... Java, Azure services, Docker, Microservices/Spring Boot, and relational/NoSQL databases (MySQL ... This could include experience as full stack engineer in the mentioned platforms * 4+ years of ...
Principal Amazon Connect Architect - Remote
La Crosse, WI · On-site +1
... Java, Azure services, Docker, Microservices/Spring Boot, and relational/NoSQL databases (MySQL ... This could include experience as full stack engineer in the mentioned platforms * 4+ years of ...
Software Developer - AI Trainer
Milwaukee, WI · On-site +1
$50 - $100/hr
Contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and ... full-stack, machine learning, and other engineers -- who are driving real-world impact in AI ...
Software Developer - AI Trainer
Milwaukee, WI · On-site +1
$50 - $100/hr
Contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and ... full-stack, machine learning, and other engineers -- who are driving real-world impact in AI ...
Software Developer (part-time work from home) - AI Trainer
Milwaukee, WI · Remote
$50 - $100/hr
Contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and ... full-stack, machine learning, and other engineers -- who are driving real-world impact in AI ...
Software Developer (part-time work from home) - AI Trainer
Milwaukee, WI · Remote
$50 - $100/hr
Contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and ... full-stack, machine learning, and other engineers -- who are driving real-world impact in AI ...
We are looking for a great JavaScript developer who is proficient with React.js. Your primary focus ... Stack : * Svelte.js * React.js * Jest.js (Testing) * Tailwind * Typescript * GraphQL * Flutter
We are looking for a great JavaScript developer who is proficient with React.js. Your primary focus ... Stack : * Svelte.js * React.js * Jest.js (Testing) * Tailwind * Typescript * GraphQL * Flutter
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Java Full Stack Developer
On-site, Remote
Qualysoft
$55.25 - $71.25/hr
Contractor
Re-posted 12 days ago
Job description
Location: Vienna (1-2 days on-site per week during onboarding, then 2-4 day per month; otherwise fully remote) Start: ASAP | Duration: 12 months (extension possible) | Workload: 100% Language: English (must-have) + German (nice to have)
We are seeking an experienced Java Full Stack Developer with a strong focus on backend development to join our agile team.
Your role will involve designing and developing APIs, implementing microservice-based architectures, integrating with databases, and contributing to frontend development using JavaScript/TypeScript with React or Angular. You will collaborate closely with cross-functional teams in an agile environment. Experience in the telecommunications sector is a strong plus.
350 - 400 a day
Key Responsibilities
Design, develop, and maintain backend services using Java, Spring, and Spring Boot
Implement and integrate REST APIs for internal and external systems
Conduct unit testing using JUnit to ensure code quality
Manage builds and dependencies with Maven
Work with PostgreSQL, ideally including JSONB
Design and develop scalable, maintainable microservice architectures
Collaborate closely with product owners, architects, developers, and DevOps teams
Contribute to the continuous improvement of development processes and tools
Ensure solutions meet performance, stability, and security standards
Contribute to the frontend using JavaScript/TypeScript and React or Angular
Work with technologies from the Apache ecosystem where applicable (e.g. for services, integration, or tooling)
Required Skills & Experience
Proven professional experience in backend development with Java (Java 21 preferred)
Strong knowledge of Spring and Spring Boot
Experience with REST API development and integration
Proficiency in JUnit for unit testing
Experience in Maven build management
Solid knowledge of PostgreSQL (JSONB is a plus)
Strong background in microservice architecture design and implementation
Experience with frontend development using JavaScript/TypeScript and React or Angular
Familiarity with Apache-based technologies in a typical Java backend stack
Agile mindset and experience working in Scrum/Kanban teams
Excellent command of English (spoken & written)
Nice to Have
Kubernetes & Helm for deployment and orchestration
SOAP service integration experience
Experience with Graylog for logging and monitoring
Telecommunications industry knowledge (big plus)
Knowledge of Kafka , Apache
Why Join Us?
Work on impactful, enterprise-grade solutions
Agile, collaborative work environment with international teams
Opportunity to influence architecture and technology decisions
Engagement in a technically demanding, modern Java backend / Fullstack environment
Interested?
Please send your updated CV including availability and hourly rate expectations. We look forward to hearing from you!
Please contact me by email at elena.kahraman@qualysoft.com, or via LinkedIn. Thank you for your understanding! +43 699 14402417
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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