Join to apply for the Software Architect role at Holocene. Your mission We're looking for a highly experienced Software Architect who has played the dual role of architect and hands‑on contributor. You will work closely with the team and help evolve our architecture, streamline DevOps, and deliver high‑quality features that impact global supply chains. This is a builder's role—ideal for someone who thrives in fast‑paced startup environments, cares about code quality, and wants to lead by doing. Own architecture decisions for core systems (e.g. tracking, document pipelines, analytics) Lead high‑impact technical projects from design to implementation across backend (Nest.js, Postgres) and frontend (Next.js, Vercel) Guide refactoring of the existing monolith and help modularize services like tracking, booking, and email processors Build and enforce engineering best practices (code quality, testing, observability, security) Collaborate with product managers, QA, and fellow engineers to ship stable and scalable features Mentor and support mid‑level engineers and foster a culture of technical excellence Help define deployment and release strategies on AWS (EBS) and Vercel Contribute to hiring and onboarding of new engineers as we scale Your profile Who You Are 9+ years of professional engineering experience* Strong command of Nest.js and TypeScript, with deep architectural knowledge Hands‑on experience with Website, ideally deployed on Vercel Proven background in architecting and scaling web apps, especially in startup or SaaS environments Familiarity with distributed systems, messaging queues (Kafka, SQS), and asynchronous architecture Solid grounding in API design, system security, observability, and CI/CD Experience mentoring or technically leading small engineering teams Strong communication skills and startup mentality: ownership, speed, pragmatism Nice to Have Experience working on document automation / LLM integrations Background in logistics or supply chain tech* Familiarity with Postgres performance tuning and data pipelines Comfortable writing technical documentation and planning refactors About Us We envision a future where there is symbiosis between man & machine. Where our collective knowledge, transcending beyond borders, empowers machine‑driven economic activity while liberating society to focus on thoughtful actions. Holocene’s tools enable this! We are building cutting‑edge tools that are accessible to every business and help them make informed decisions on supply chain. Supply Chains are the underpinnings of our society. Core Values Ambitions (Uncomfortable) Transparency in talking of feedback internally & externally Highly curious about problem Practical Innovation, which forms the basis of progress over perfection Seniority Level Mid‑Senior level Employment Type Full‑time Job Function Information Technology Industries Software Development Referrals increase your chances of interviewing at Holocene by 2x. Get notified about new Software Architect jobs in Berlin, Germany. #J-18808-Ljbffr