Senior Backend Engineer, Data

🔥 0 minutes ago

🇵🇹 Portugal – Remote

💵 €70k - €85k / year

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 0%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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jaydhub

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2022

💼 Consulting

🤝 B2B

🏢 Enterprise

Consulting • B2B • Enterprise

jaydhub is a Portugal-based digital transformation and innovation studio that builds and accelerates digital hubs, drives cultural transformation, and helps companies adopt the right digital technologies and new ways of working. The company emphasizes people-centered change, combining technology, creativity, and an innovation methodology to boost and scale innovation, improve company behaviors through rituals and tools, and deliver value to customers.

📋 Description

• Architect and build distributed backend services and APIs • Define patterns for scalability, resiliency, caching, queuing, and inter-service communication • Design, build, and optimize data pipelines • Ensure structured transformation, data quality, schema enforcement, and lineage tracking • Deliver marketing performance data reliably at scale • Write production-ready code, lead code reviews, and mentor fellow engineers • Contribute to internal libraries, platform SDKs, and backend frameworks • Build and maintain deployment pipelines and infrastructure-as-code environments • Integrate external APIs and internal microservices • Implement secure authentication, authorization, and access controls • Implement observability practices and optimize latency, throughput, and cost efficiency • Contribute to automated and load testing and resiliency practices • Partner with SRE to define and meet service-level objectives • Collaborate with product, data science, and SRE teams on architectural decisions

🎯 Requirements

• At least five years of backend engineering experience with architectural ownership of production services or distributed systems • Strong Python engineering background • Hands-on experience building and owning REST APIs and backend services • Understanding of microservices, concurrency, asynchronous programming, and event-driven architectures • Production experience with AWS, including serverless and managed services • Production experience with Spark and Lakehouse platforms, including medallion architecture (Bronze/Silver/Gold) • Ability to reason about Spark execution plans, shuffle behavior, and streaming semantics • Experience building or integrating with LLM-based or agentic systems • Proficiency with containerization, orchestration, and infrastructure-as-code • Strong CI/CD experience • Knowledge of observability practices, including logs, metrics, traces, and performance analysis • Strong written and spoken English communication skills • Familiarity with streaming or queuing systems is beneficial • Experience with Lakehouse governance and optimization tools is beneficial • Experience with API gateway architectures, caching layers, or service meshes is beneficial • Full-stack engineering with product experience is beneficial

🏖️ Benefits

• Diversity and inclusion commitment • Continuous learning and knowledge sharing • Mentoring opportunities • Fully remote work