Data Scientist

firstbird GmbH Radancy; Wien; Remote; EUR 75,000 - 80,000; Full time

Job summary

Radancy is seeking a Senior AI Engineer to join our AI Product & Engineering Team. You will help design AI architectures, create data pipelines, and build models for classification and inference, collaborating with data scientists across a remote, global team.

You should have 3+ years as an AI Engineer and 5+ years in software engineering, with Apache Kafka, strongly typed backend languages, and AWS cloud experience. NLP/LLM knowledge is essential for this role.

Qualifications

• 3+ years as an AI Engineer or equivalent.
• 5+ years in Software Engineering or equivalent.
• Experience with distributed event streaming platforms (Apache Kafka).
• Backend services in strongly typed languages (Rust, Scala, Go).
• Knowledge of AI/ML fundamentals and model optimization techniques.
• Knowledge of NLP, LLMs, RAG, and embedding models.
• Experience with cloud infrastructure (AWS) and CI/CD pipelines.
• Experience with highly concurrent backend systems with durable state.

Responsibilities

• Design and develop the foundations of our AI Architecture.
• Define data collection and modeling frameworks.
• Implement, maintain and improve classification pipelines and inference for AI Models.
• Improve application performance using metrics and KPIs.
• Design scalable, automated data pipelines using Apache Kafka.
• Collaborate with Data Scientists on classification problems.

Skills

NLP/LLM fundamentals

AI fundamentals

Model optimization techniques

Tools

Apache Kafka

Rust

Scala

Go

AWS

Neo4j/AWS Neptune

Job description

Design and develop AI architecture, data pipelines, and AI models, focusing on classification and inference. Requires 3+ years as an AI Engineer, 5+ years in Software Engineering, experience with Apache Kafka, strongly typed backend languages, cloud infrastructure (AWS), and NLP/LLM fundamentals.

About the Role

As a Senior AI Engineer on our AI Product & Engineering Team, you'll help create new AI solutions that connect leading brands with top talent. Your creative problem-solving will enhance our platform's impact while accelerating your professional growth.

What does a great Senior AI Engineer do?

• Design and develop the foundations of our AI Architecture.
• Define data collection and modeling frameworks.
• Implement, maintain and improve classification pipelines and inference for AI Models.
• Improve application performance using quantitative metrics and business KPIs.
• Designing scalable, automated data pipelines using tools like Apache Kafka.
• Explore and implement solutions to classification problems in cooperation with Data Scientists
• Working collaboratively with other AI Engineering teams in cross product efforts.

Qualifications

• 3+ years as an AI Engineer or equivalent experience.
• Strong background in Software Engineering 5+ years of experience or equivalent
• Experience with distributed event streaming platforms (Apache Kafka).
• Experience building backend services in a strongly typed language (Rust, Scala, Go, or similar).
• Knowledge of AI / ML fundamentals and model optimization techniques.
• Knowledge of NLP, LLMs, RAG, and embedding models.
• Experience with cloud infrastructure (AWS) and CI/CD pipelines for deploying and maintaining backend services.
• Experience working on highly concurrent backend systems with durable state and fault tolerance.
• Knowledge of MLOps, LLM evaluation, and model lifecycle management.
• Understanding of responsible AI, security, and compliance in production systems including AWS guardrails and response style tuning.
• Experience with graph databases (Neo4j, AWS Neptune).

Personality

• Quick thinking and acting with minimal/no supervision.
• Self-driven, independent, creative, and eager to learn new skills.
• Ability to work effectively with incomplete information.
• Great communication skills.
• Experience with and desire to work for an asynchronous, remote, and global team.

Company Values

At Radancy, we are dedicated to the core values that guide our work and culture:

Innovative Spirit

Innovation leads the way. We have a rich history of developing and delivering what's new and next while valuing every voice on our team. Together, we're shaping the future and leading the industry forward.

Rewarding Impact

Work that matters. We strengthen organizations with transformative software that connects people around the world to meaningful careers. This work makes a difference in people's lives and inspires our team to advance technology with purpose.

Performance Driven

Success drives results. We use data and insights to inform strategy and maximize performance for our customers, all backed by our global teams committed to exceeding expectations with unmatched expertise and support.

Supportive Teams

Collaboration is our backbone. We foster an environment that inspires our team members to deliver industry-defining technology. We empower our teams to learn from each other, grow their skills and create positive change in their work and communities.

Salary Range: EU €75,000- €80,000