Senior Fullstack Developer – Next.js, NestJS

Job not on LinkedIn

🔥 4 minutes ago

🇧🇷 Brazil – Remote

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 10%

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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Starian

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 2025

🏗️ Construction

⚖️ Legal

💼 Consulting

💰 $118.1M Private equity on 2025-09

Construction • Legal • Consulting

Starian is a SaaS company that builds, acquires and operates specialist software ecosystems to boost productivity, process management and standardization for enterprises. It offers integrated vertical solutions for the construction industry, legal departments, operational efficiency and governance & compliance, using automation, data analytics, AI and robotic monitoring to streamline workflows and manage risk. Starian serves thousands of B2B customers internationally and focuses on end-to-end, sector-specific platforms that connect pre-construction to post-sale, legal process automation, and ethics/compliance channels.

📋 Description

• Understand the underlying problem faced by the lawyer behind each request, challenge requirements, and propose the best solution • Finalize decisions with Product and Design before building • Write the technical specification and implementation plan before generating code • Lead AI-assisted implementation by preparing context, orchestrating agents, and reviewing architecture, testing, security, and performance • Deliver solutions using React, a Next.js BFF hosted on Vercel, CQRS middleware in Node.js/NestJS, and the product core in Java • Monitor real-world usage, logs, metrics, and the impact on lawyers after deployment • Bring AI features to production, including the extraction, classification, and summarization of legal documents • Measure the quality of AI responses over time • Evolve the team’s AI development harness, including skills, rules, living documentation, and automated evaluations

🎯 Requirements

• Strong experience as a Fullstack Developer using TypeScript • Experience with React and Next.js on the frontend • Experience with Node.js on the backend, using NestJS or an equivalent framework • Experience with agent-driven development using Claude Code, Cursor, Codex, Windsurf, or similar tools as the primary way of working • Ability to build context, write specifications, and correct the agent’s course • Proven track record of independently driving deliveries while working directly with users or business teams • Clear, concise writing; experience with specifications, plans, and reviews • Senior-level ability to review code and identify security vulnerabilities, performance bottlenecks, and inadequate tests

🏖️ Benefits

• Meal and food allowance • Health and dental insurance • Home office allowance • Profit-Sharing and Results Program • Setup Kit voucher • Life insurance • Birthday day off • GoGood | Conexa • Health and wellness promotion program • Partnerships and discounts • Collaborative environment focused on continuous learning • Company committed to supporting diversity and inclusion