Lead Backend Engineer (mfd) Building Scalable AI Systems at dnl

DNL Deep Neuron Lab; Berlin; Remote; EUR 60.000 - 80.000; Vollzeit

Zusammenfassung

A dynamic technology startup in Berlin is seeking a Lead Backend Engineer to shape their developer-focused platform. You will lead the architecture, enhance system performance, and mentor a talented team while collaborating closely with other departments to integrate machine learning models. Applicants should have at least 7 years of backend experience, proficiency in CI/CD and microservices, and strong communication skills. The role offers competitive above-average compensation, flexible hours, and 30 vacation days per year.

Leistungen

€50 monthly voucher

30 vacation days

Top equipment

Flexible hours

Collaborative startup environment

Qualifikationen

• At least 7 years of professional backend experience or equivalent proven expertise.
• Proven track record of leading initiatives and making architectural decisions.
• Experience mentoring other developers.

Aufgaben

• Define backend architecture and system design aligned with product goals.
• Guide engineering standards and mentor teams for high-performance systems.
• Collaborate with frontend and data science teams to integrate ML models.

Kenntnisse

CI/CD pipelines

Microservices

FastAPI

Flask

Kubernetes

Event-driven systems

Distributed services

Machine learning integration

Communication skills

Stakeholder management

Ausbildung

Degree in Computer Science, Engineering or related field

Jobbeschreibung

Join us at dnl and take the lead in shaping the backend of a truly developer-focused platform. We’re building Germany’s leading AI-powered tools that analyse financial and non-financial reports.

Using state-of-the‑art machine learning technologies we extract key figures from annual financial statements - fully automatically and transparently.

As a Lead Backend Engineer you’ll play a pivotal role in defining architecture, guiding engineering standards, and mentoring a talented team to deliver high‑performance systems.

Tasks

Short-term: Technical Mastery & Impact (03 months)

• Dive deep into our stack and quickly contribute production‑quality code that’s clean, performant and reliable.
• Lead by example, drive code quality, testing rigor, and continuous improvement.
• Collaborate with Frontend, Data Science and Product teams to integrate ML models into our features.

Mid-term: Ownership Mentorship & Architecture (36 months)

• Take ownership of core backend systems and guide their evolution as we scale.
• Mentor engineers through code reviews, technical pairings and structured knowledge‑sharing.
• Champion best practices in security, performance and scalability.
• Design and maintain RESTful APIs and real‑time communication systems using WebSockets.
• Partner with leadership to translate product vision into technical strategy.

Long-term: Vision Strategy & Team Leadership (612 months)

• Define and evolve backend architecture and system design in alignment with product goals.
• Establish engineering excellence through standards, documentation and processes.
• Build and grow the backend team, help with hiring, onboarding and career development.
• Collaborate closely with other leads to ensure architectural coherence across the platform.
• Advocate for innovation and efficiency across our engineering organization.

Requirements

Education & Experience: A degree in Computer Science, Engineering or a related field and at least 7 years of professional backend experience (or equivalent proven expertise). You have a track record of leading initiatives, making architectural decisions and mentoring other developers.

Frameworks

Deep experience building scalable microservices using FastAPI, Flask or similar frameworks. You’re confident designing complex systems, writing thorough pytest test suites and ensuring code quality through reviews and automation.

Technical Skills

Proficient in CI/CD pipelines and cloud deployments ideally on Azure with Kubernetes. You’ve architected and operated event‑driven systems and distributed services at scale. Bonus points for experience integrating machine learning models or building data‑intensive applications.

Leadership

Excellent communication and stakeholder management skills. You thrive in collaborative environments, enjoy mentoring teammates and excel at aligning technical direction with product and business goals.

Benefits

Above‑Average Compensation: We offer a competitive salary well above market average reflecting the impact and expertise we value.

Monthly Perks (Germany‑based): If you’re employed in Germany you’ll receive a €50 monthly voucher usable at over 50 popular stores covering everything from groceries to lifestyle.

Innovative Work Culture: A collaborative startup environment with flat hierarchies, fast decisions and space for your ideas.

Great People: Work alongside an international team of passionate and driven professionals.

Time Off: 30 vacation days per year to recharge and explore.

Remote Flexibility: Work from anywhere within the EU whenever it suits you.

Flexible Hours: Adapt your schedule to your personal rhythm and lifestyle.

Top Equipment: We’ll provide you with the latest hardware to do your best work.

We are looking forward to your application and getting to know you! :)

Key Skills

Microsoft Office, Microsoft Outlook, HVAC, Mechanical Knowledge, CMMS, Analysis Skills, OSHA, Metal Building Erection, Maintenance, Painting, Plumbing, Auto Restoration

Employment Type: Full Time

Experience: Years

Vacancy: 1