Engenheiro De Ia / Ai Engineer

buscojobs Brasil; Vitória da Conquista; Presencial; BRL 120.000 - 160.000; Tempo integral

Descrição da oferta de emprego

Overview

Location: Remote (Applications open worldwide)

Compensation: $20,000 – 40,000 / year (based on experience and scope of ownership)

Skills: Semantic Search, Vector Databases, Prompt Engineering, GenAI Frameworks, React Agents, Graph Agents, Document Parsing, Python, Scalable APIs

About AnswerThis is an AI-powered research platform built to eliminate the most time-consuming part of academic research: the literature review. We serve researchers globally, from PhD students to academic professionals, helping them go from query to a comprehensive, cited review in minutes.

Our system understands how papers connect, ranks relevance, summarizes insights, and maps citations. This removes weeks of manual work. We are building a vertically integrated AI research suite that streamlines every stage of academic discovery.

If you want to design algorithms that directly accelerate science in medicine, AI, climate, and more, this is the place to do it.

The Role

We are hiring an AI Engineer to lead the development of the core intelligence behind AnswerThis. This role requires deep expertise in information retrieval, scalable backend systems, and generative AI.

You will:

• Build and optimize semantic search pipelines, graph-based retrieval, and agentic systems.
• Design and deploy scalable APIs and services capable of serving hundreds of concurrent requests.
• Architect, implement, and productionize vector databases and embedding-based retrieval systems.
• Work on GenAI integrations including react agents, graph agents, prompt engineering, and LLM orchestration.
• Set up full-stack search engines from scratch that can handle real-world academic workloads.
• Contribute directly to the infrastructure that makes cutting-edge science more efficient.

This is a hands-on role with real ownership. You will move fast, experiment, and ship production systems that impact thousands of researchers worldwide.

Requirements

• Strong background in semantic search, vector databases, LLM frameworks, agent-based systems, and document retrieval.
• Skilled in Python for backend development with the ability to build scalable APIs and services.
• Past experience deploying systems at scale, including search engines, retrieval pipelines, or embedding models.
• Ability to design infrastructure that serves hundreds of concurrent requests.
• Experience setting up and hosting APIs with public access while balancing speed, cost, and reliability.
• A research-driven and pragmatic mindset with a focus on measurable outcomes.

Compensation

$20,000 – 40,000 / year depending on experience, expertise, and scope of ownership. This is a full-time role with significant responsibility and long-term upside.

How to Apply

Send the following to

Include:

• Your resume.
• Details of past projects, especially production-level work with search, retrieval, or GenAI pipelines.
• A short note on why you want to design algorithms at AnswerThis.

Applications without these will not be considered.

Let us build the future of research together.

Big enough to deliver – small enough to care.

#ProudToBeGFT

We are seeking a fractional Data/AI Specialist to support our sales team on a per-hour/contract basis. This role will primarily serve as a Sales Engineer, providing technical expertise during sales calls and helping prospects understand the value of our data-driven solutions.

Key Responsibilities

• Join sales calls as the technical expert, answering customer questions and providing deep product and data/AI insights.
• Support the sales team in designing solutions that align with client needs.
• Deliver demos, proof-of-concepts, and presentations tailored to prospects.
• Collaborate with sales and product teams to ensure a smooth handoff of technical requirements.
• Advise on best practices and integration paths for customers exploring data/AI solutions.

Qualifications

• Strong background in Data/AI, personalization, or customer data platforms (CDPs).
• Hands-on experience with BlueShift is highly preferred.
• Previous experience in a Sales Engineer, Solutions Engineer, or Pre-Sales capacity.
• Excellent communication skills with the ability to explain technical concepts to non-technical stakeholders.
• Comfortable working fractionally on a per-hour, on-demand basis.

Why Join

• Work with a fast-moving team and contribute to closing high-impact opportunities.
• Chance to shape data/AI strategy in front of major clients.

BRQ WAY

Senior AI Engineer (Python / Go or Node or Java)

We are seeking a remote, full-time Senior AI Engineer with 5+ years of software and AI/ML engineering experience. Candidates must have a strong background in Python and either Golang, Node.js, or Java expertise, with a strong desire to adopt Golang as the primary back-end technology.

In this position, you will be at the heart of the client\'s product innovation, responsible for designing, implementing, and operationalizing AI-native services that transform the utility sector. This role combines applied AI/ML expertise with strong back-end engineering skills, ensuring the client\'s agentic systems are not only functional but scalable, secure, and production-ready.

As a key member of our engineering team, you will report directly to the CTO and operate within small, agile teams alongside software engineers, security experts, and product managers. You will own the full lifecycle of AI services from data ingestion and model training to real-time deployment and monitoring while continuously adapting to evolving requirements in a fast-moving, high-stakes industry.

Our client is building an AI-centric operating system for utilities. It harnesses AI at the enterprise level to better orchestrate customer delight, facilitate power optimization, improve the health of the grid, and unlock flexibility at scale. Funded by a strategic industry partner and one of the founders at Groupon, the client is poised to transform how utilities run and how customers experience energy.

Responsibilities

• AI Systems Development: Architect, fine-tune, and deploy AI agents purpose-built for utility use cases, including predictive operations, customer engagement, and energy optimization
• Back-End Integration: Build APIs, microservices, and orchestration frameworks that seamlessly connect AI models with enterprise systems and grid-level data flows
• Pipeline Ownership: Design and manage the complete AI pipeline ingestion, embeddings, retrieval, evaluation, and continuous deployment, ensuring reliability and scalability
• AI Risk Mitigation: Address vulnerabilities unique to AI, such as model drift, bias exploitation, adversarial robustness, and hallucination control with sensitivity to regulated environments
• Cross-Functional Collaboration: Partner with software engineers, data specialists, and security teams to integrate AI capabilities into the broader client OS, embedding AI by design into every product release
• Speed of Delivery: Operate with urgency, delivering breakthroughs in code and AI services on cycles measured in weeks, not quarters.

Required Experience

• 5+ years of applied ML/AI engineering experience, ideally with exposure to enterprise/mission-critical systems.
• Strong proficiency in Python and either Golang, Node.js, or Java (non-Golang developers will learn and adopt Golang on the job)
• Expertise with ML/LLM frameworks, such as PyTorch, TensorFlow, LangChain, or equivalent
• Experience with vector databases, orchestration frameworks, and modern MLOps practices.
• Track record of deploying AI services in production
• Strong grounding in cloud-native architectures (AWS, GCP, Azure)
• Analytical, collaborative, and comfortable with ambiguity.
• Ability to thrive in small, high-velocity teams, balancing experimentation with production rigor

Desired Experience

• University degree or relevant industry experience
• Experience working on ERP systems or within the power utilities industry

Additional Information

• Enjoy a fun, fast-growing entrepreneurial company
• Be part of a highly collaborative learning culture, share knowledge, be inclusive, learn, and grow together. Embrace teamwork!
• Knowing your ideas are heard and matter, think big!
• You get to own your job and be recognized for your contributions
• Work with innovative and creative people
• Making mistakes is human. Let\'s learn from them. Be transparent!
• We recognize you as an individual, with no presumptions or judgment. Be the extraordinary you!
• 15 days PTO, one floating day, three sick days, and designated national holidays
• Start: ASAP

Senior Full Stack Engineer, AI Agents

About Us

We’re a fully-remote company distributed across the Americas with no physical headquarters. We help companies build great products that matter - that\'s what defines us as a group.

We’re a developer-first software development nearshore company. We prioritize building lasting partnerships with our clients. We go beyond just delivering code, we proactively bring forward solutions for challenging problems. Whether in our team augmentation model or our project model, we are dedicated to our client\'s success.

We’re like no other outsourcing company. We create a great environment for our developers and ensure they want to stick around, rather than switch to our clients. We treat our developers with respect and provide a culture of learning and growth.

Rockstar, ninja, guru? No, thanks.

Friendly, hardworking, thoughtful? Yes, please.

If you are a manager of one, friendly, hardworking, thoughtful, and you care deeply about doing great work, then you\'ll do just fine here.

Role Description

This is a full-time remote role (long term assignment), for a Senior Full Stack Developer in Brazil. You will join one of our North American client\'s engineering team to elevate their customer support operations through AI and agentic applications, and optimize intelligent systems that enhance customer experience across all support channels. As an experienced developer, you will be focusing on automation-first solutions to support the client\'s growing customer base, building and providing support to existing agents and applications.

You will participate in the client\'s team ceremonies and other sessions.

Required Qualifications

• Strong English communication, writing and verbal.
• Experience working independently and remotely.
• Experience building AI agents.
• Experience integrating with AI APIs e.g. GPT (OpenAI), Claude (Anthropic).
• Experience with REST APIs and system connectivity.

Bonus Qualifications

• Bonus: background in customer support teams or technical operations roles.

What We Offer

• This will be a PJ hire with competitive pay in USD.
• Supportive environment with 1-1 mentoring and group knowledge sharing sessions.
• International experience working with leading startups in North America.

Cargo

Senior Software Engineer – LLM / AI-Enabled Systems

About Health Note

Health Note is building AI-powered digital assistants that act like trusted members of the care team. Instead of rigid,disconnected software modules, ourassistants gain skills over time — from handling simple reschedules to managing complex intake, referrals, and medication refills. Patients experience a natural,empathetic interaction, while providers gain a system that is reliable, transparent, and continually improving. Our goal is to deliver a concierge experience forevery patient, and a scalable path to automation for every clinic.

About the Role

This role is an opportunity to join a high-impact team with tremendous growth opportunities. As a Senior Software Engineer, you will be responsible fordeveloping and maintaining mission-critical systems that power healthcare operations and interoperability for over 60 clinics and health systems.

At Health Note, we’re not building new AI models — we’re using services to deliver digital assistants that act like trusted members of the care team. These assistants grow new skills over time, handle complex patient-facing workflows safely andreliably, and transform healthcare operations into a continuous improvement process. The result is not just reliable automation, but a human and empatheticexperience that patients and providers trust.

As part of a cross-functional team, you’ll collaborate with product managers, solution engineers, and client experience managers to create world-class, AI-enabled solutions. You’ll shape architectural decisions, integration patterns, and developer workflows so that AI isn’t just “bolted on,” but thoughtfullyincorporated into our platform.

This opportunity is ideal if you want to take the next step in your career and join a growth-stage organization focused on healthcare — while working at thefrontier of AI-enabled software development.

We’re a fully distributed, remote-first, fast-growing startup. Our engineering team is spread from UTC-3 to UTC-7 and we rely heavily on strong asynchronouscommunication. Occasionally, you’ll need to flex to sync up with teammates across time zones.

Our cutting-edge stack is full-stack Typescript leveraging NestJS, React, Remix, Tailwinds,GraphQL, PostgreSQL, Redis, Pulumi, all on AWS. Our architecture isservice oriented and managed in a Monorepo.

Responsibilities

• Design, implement, and maintain highly scalable and performant servicesand applications.
• Integrate LLMs and AI services into production systems, with attention tosafety, observability, performance, and cost effectiveness.
• Build abstractions, APIs, and internal tooling that make it easier for otherengineers and product teams to leverage AI responsibly.
• Continually improve the codebase and test coverage through refactoring,automated testing, CI/CD, and strong developer productivity practices.
• Experiment with emerging AI technologies and evaluate their fit for ourproducts, balancing speed-to-market with reliability.
• Mentor and support other engineers, setting coding standards andarchitectural practices that ensure long-term maintainability.
• Collaborate with cross-functional teams to design AI-enabled productexperiences that meet real client needs.

Qualifications

• 5+ years of experience building robust, scalable full-stack applications,databases, and developer tools.
• Hands-on experience working with LLMs or AI services (e.g., OpenAI,Anthropic, Vertex AI, Llama) in a professional or personal capacity.
• Significant experience designing, building, deploying, and maintainingproduction applications at scale.
• Familiarity with modern web technologies (HTTP2, WebSockets, gRPC,GraphQL).
• Comfort architecting solutions to ambiguous problems with significantimpact.
• Experience leaving the codebase better than you found it throughautomated testing, CI/CD, and observability.

Nice to Haves

• Experience designing evaluation frameworks for AI-enabled features (e.g.,measuring quality, accuracy, and reliability of LLM outputs).
• Familiarity with RAG, embedding algorithms, and intent classification.
• Experience with observability and monitoring systems (Langfuse,Datadog, Grafana, Sentry, Cloudwatch, etc.).
• Experience with infrastructure-as-code in production.
• Familiarity with internal UI and integration tools (ReTool, SalesforceCommunities, Contentful, NextJS, etc.).
• Experience with containers and orchestrators like Docker or Kubernetes.
• Background in healthcare, regulated industries, or EHR/EMR integration.

You do not need to have prior experience with every technology in our stack. We believe great candidates are capable of learning new tools quickly, and weprovide mentorship and guidance as needed.

We offer:

• We welcome new ideas and allow you to make an immediate impact on the team.
• Flexible Paid time off (PTO for any reason, including sick days (no specified limits) and flexible work schedule.