Senior Backend Engineer - Data Platform (m/f/d)

Permanent employee, Full-time · Remote, Berlin, Sofia

TL;DR
We're looking for a Senior Backend Engineer to own the development of core data enrichment, ingestion, and retrieval systems powering GlassDollar’s AI-driven search and startup registry.
What we´re looking for
  • Product-First Background: Experience working within a product team and with business stakeholders, making technical decisions grounded in real user and business impact.
  • Experience: 4+ years in backend engineering roles, building and owning systems that process and serve data at scale.
  • Technical Skills: Strong proficiency in NodeJS, TypeScript, relational databases, LLMs, and ETLs.
  • Problem-Solving Mindset: Skilled in architecture trade-offs, balancing delivery speed with quality, and delivering incremental value.

Bonus:
  • Ecosystem Knowledge: Experience working in or with domains such as startup partnering, venture capital, M&A, or corporate procurement.
What you`ll do

  • Design, build, and maintain scalable backend services using NodeJS and TypeScript.
  • Own backend systems responsible for data ingestion and LLM-based enrichment.
  • Own and evolve our in-house RAG-based search architecture.
  • Work with Postgres and Prisma to ensure evolutionary data design, performance, and reliability.
  • Act as a product engineer, understanding business problems and turning them into robust technical solutions with real impact.
  • Take delivery ownership of major initiatives, including architecture decisions, trade-offs, and long-term scalability.
  • Continuously improve observability, reliability, and performance of backend systems in production.
How we hire
  • We respond within a week of receiving your application.
  • Screening call (30 min): A relaxed conversation about your CV, experience, and how it matches our needs.
  • Technical interview (2 hours): Open-ended discussion on tech topics and past projects, plus a simple 30-minute coding task.
  • Team fit (45 min): An open chat with the team to see how we work together — no HR bullsh*t.
  • Paid proof-of-concept task: A 2–3-day task focused on a realistic problem that demonstrates how you work with our domain and tech stack.
About us
GlassDollar brings startups and corporations together to accelerate innovation.
We create connections that enable startups to grow and corporations to evolve successfully through forward-thinking solutions. With data, software, and a clear mission, we make collaboration easy and effective.


Our success? That's down to the people who make up GlassDollar.
We are more than a team — we are a community that strengthens and inspires each other and shows what is possible every single day. Here, you can not only be yourself, but also put your ideas into practice. Openness, trust, and genuine cooperation are not just buzzwords for us, but the heart of our culture.


Our values shape our everyday lives:


Self-awareness: We know our strengths, weaknesses, and sources of energy, and we use them purposefully to achieve great things.

Entrepreneurship: We create real added value — efficiently, passionately, and with the courage to go the extra mile.

Purposeful Impact: Everything we do has a clear focus and makes a positive difference.

Inclusion: Diversity is our strength — we bring our authentic selves to work and promote open, appreciative collaboration.
Show us how you can complement the team.
We look forward to getting to know your motivation and mission! 
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