Senior Backend Engineer

Job not on LinkedIn

🕒 September 24

🇧🇷 Brazil – Remote

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 10%

What it means: the chance that no one is really hiring for this job.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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Newfold Digital

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 2021

💼 Consulting

📣 Marketing

📦 Logistics

💰 Venture Round on 2021-01

Consulting • Marketing • Logistics

Newfold Digital is a leading web presence solutions provider serving millions of small-to-medium businesses globally. Through its portfolio of brands, including Bluehost, CrazyDomains, HostGator, Network Solutions, Register. com, Web. com, and many others, Newfold Digital helps customers of all sizes build a digital presence that delivers results and adds value to businesses. With extensive product offerings such as domains, website builders, hosting, security, online marketing, professional website design, and SEO services, along with personalized support, Newfold Digital collaborates with its customers to meet their online presence needs.

📋 Description

• Design and scale asynchronous REST/WebSocket APIs in Python using FastAPI or similar • Implement sequential, concurrent, and handoff multi-agent workflows • Integrate multiple LLM providers behind a provider-agnostic layer for A/B testing and cost-aware routing • Build and maintain RAG pipelines using vector stores such as pgvector, Chroma, or managed vector search services • Design schemas and evolve data models using SQLAlchemy/SQLModel-style ORM and migrations • Instrument services with structured logs, distributed tracing, and cost/latency metrics • Maintain end-to-end CI/CD, including linting, type-checking, testing, packaging, and deployment • Champion AI across the delivery lifecycle and establish guardrails for generated code review, provenance, licensing, and customer data usage • Move ideas from concept to production with ownership of architecture and outcomes

🎯 Requirements

• 5+ years building production backend systems in Python, with real async I/O experience • Hands-on experience designing and scaling REST or async APIs, including dependency injection and clean service architecture • Practical experience integrating LLM APIs such as OpenAI, Gemini, or similar • Experience building AI-readiness into backend systems from the ground up • Experience with vector databases and RAG-style retrieval architectures • Strong relational database skills, including schema design, query optimization, and migration discipline • AI-augmented delivery experience across the delivery lifecycle • Ability to select appropriate models for different problems and identify where not to use them • Experience reviewing AI-generated code and establishing guardrails for generated code review, provenance, licensing, customer data, security, and compliance • End-to-end CI/CD ownership from build and test through packaging and deployment • Self-starting, go-getter mindset; comfortable with ambiguity, fast iteration, and owning problems through resolution • Bonus: experience with multi-agent orchestration frameworks such as Semantic Kernel, LangChain, or similar • Bonus: experience with LLM cost and observability tooling

🏖️ Benefits

• Work-life balance and a culture that respects your time • Culture of belonging with 20+ affinity groups connecting employees globally • Meal Voucher or Food Voucher worth R$44.55 per working day • Comprehensive health and dental insurance with no employee co-pay • Well-being program including Gympass, online meditation, and telemedicine • Access to a pet health insurance partnership • Educational platform with undergraduate and graduate degrees, language courses, and access to 100+ educational institutions • Life insurance coverage • Free website hosting • Mentorship, new challenges, and real career growth

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