AI Engineer Jobs in Recife.
All active AI Engineer roles based in Recife.
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Tech Lead, Android Core Product - Recife, Brazil
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The mission of Speechify is to make sure that reading is never a barrier to learning.
Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster, read more, and remember more. Speechify’s text-to-speech reading products include its iOS app, Android App, Mac App, Chrome Extension, and Web App. Google recently named Speechify the Chrome Extension of the Year and Apple named Speechify its Design award winner for inclusivity for 2025.
Today, nearly 200 people around the globe work on Speechify in a 100% distributed setting – Speechify has no office. These include frontend and backend engineers, AI research scientists, and others from Amazon, Microsoft, and Google, leading PhD programs like Stanford, high growth startups like Stripe, Vercel, Bolt, and many founders of their own companies.
Overview
With the growth of our Android app, being the most used text-to-speech app in the Play Store, we find the need for a Senior Android Engineer to help us support the new user base as well as work on new and exciting projects to push us forward.
This is a key role and ideal for someone who thinks strategically, enjoys fast-paced environments, passionate about making product decisions, and has experience building great user experiences that delight users.
We are a flat organization that allows anyone to become a leader by showing excellent technical skills and delivering results consistently and fast. Work ethic, solid communication skills, and obsession with winning are paramount.
Our interview process involves several technical interviews and we aim to complete them within 1 week.
What You’ll Do
- Owning major features and working closely with our design team - take ownership of features inside the app and become responsible of delivering high quality features
- Shape the future of our Android team
- Own, maintain and improve reliability metrics for key features
- Participate in discussions across different teams - Product, Design, Engineering
- Review pull requests, and support other teammates
- Handle critical issues or cope with unexpected challenges
- Take ownership of feature releases and provide nightly builds for the QA team
An Ideal Candidate Should Have
- 5+ years of software engineering experience
- Familiarity with Android components
- Experience building or contributing to at least one Android app
- Product design intuition and user empathy
- Drive to push the boundaries of Android UI/UX
- Understanding of the importance of tests and how to approach writing tests
- Self-drive to improve the app and codebase above and beyond what's outlined in the spec
- Rock solid experience with Kotlin, Kotlin Coroutines, Kotlin Flow, Dagger 2, MVVM, Clean Architecture, Background Services, Music Player Service, Android Animations, Jetpack Navigation, JUnit tests
- Excellent communication skills
- User oriented problem solving approach
- Driven with continuous feedback from leaders
Bonus:
- Experience building, maintaining, or otherwise contributing to open source projects in Android
- Experience with iOS, Web or NodeJS
Technologies we use:
- Kotlin
- Kotlin Coroutines
- Kotlin Flow
- Jetpack Navigation
- Dagger 2
- Room
- Custom Views, Canvas & Paint
- Jetpack Compose
- JUnit
What We offer:
- A fast-growing environment where you can help shape the company and product.
- An entrepreneurial-minded team that supports risk, intuition, and hustle.
- A hands-off management approach so you can focus and do your best work.
- An opportunity to make a big impact in a transformative industry.
- Competitive salaries, a friendly and laid-back atmosphere, and a commitment to building a great asynchronous culture.
- Opportunity to work on a life-changing product that millions of people use.
- Build products that directly impact and support people with learning differences like dyslexia, ADD, low vision, concussions, autism, and more.
- Work in one of the fastest growing sectors of tech, the intersection of artificial intelligence and audio.
Think you’re a good fit for this job?
Tell us more about yourself and why you're interested in the role when you apply.
And don’t forget to include links to your portfolio and LinkedIn.
Not looking but know someone who would make a great fit?
Refer them!
Speechify is committed to a diverse and inclusive workplace.
Speechify does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.
Ready to apply?
Apply to Speechify
The mission of Speechify is to make sure that reading is never a barrier to learning.
Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster, read more, and remember more. Speechify’s text-to-speech reading products include its iOS app, Android App, Mac App, Chrome Extension, and Web App. Google recently named Speechify the Chrome Extension of the Year and Apple named Speechify its 2025 Design Award winner for Inclusivity.
Today, nearly 200 people around the globe work on Speechify in a 100% distributed setting – Speechify has no office. These include frontend and backend engineers, AI research scientists, and others from Amazon, Microsoft, and Google, leading PhD programs like Stanford, high growth startups like Stripe, Vercel, Bolt, and many founders of their own companies.
Overview
The responsibilities of our Platform team include building and maintaining all backend services, including, but not limited to, payments, analytics, subscriptions, new products, text to speech, and external APIs.
This is a key role and ideal for someone who thinks strategically, enjoys fast-paced environments, is passionate about making product decisions, and has experience building great user experiences that delight users.
We are a flat organization that allows anyone to become a leader by showing excellent technical skills and delivering results consistently and fast. Work ethic, solid communication skills, and obsession with winning are paramount.
Our interview process involves several technical interviews and we aim to complete them within 1 week.
What You’ll Do
- Design, develop, and maintain robust APIs including public TTS API, internal APIs like Payment, Subscription, Auth and Consumption Tracking, ensuring they meet business and scalability requirements
- Oversee the full backend API landscape, enhancing and optimizing for performance and maintainability
- Collaborate on B2B solutions, focusing on customization and integration needs for enterprise clients
- Work closely with cross-functional teams to align backend architecture with overall product strategy and user experience
An Ideal Candidate Should Have
- Proven experience in backend development: TS/Node (required)
- Direct experience with GCP and knowledge of AWS, Azure, or other cloud providers
- Efficiency in ideation and implementation, prioritizing tasks based on urgency and impact
- Preferred: Experience with Docker and containerized deployments
- Preferred: Proficiency in deploying high availability applications on Kubernetes
What We Offer
- A dynamic environment where your contributions shape the company and its products
- A team that values innovation, intuition, and drive
- Autonomy, fostering focus and creativity
- The opportunity to have a significant impact in a revolutionary industry
- Competitive compensation, a welcoming atmosphere, and a commitment to an exceptional asynchronous work culture
- The privilege of working on a product that changes lives, particularly for those with learning differences like dyslexia, ADD, and more
- An active role at the intersection of artificial intelligence and audio – a rapidly evolving tech domain
Think you’re a good fit for this job?
Tell us more about yourself and why you're interested in the role when you apply.
And don’t forget to include links to your portfolio and LinkedIn.
Not looking but know someone who would make a great fit?
Refer them!
Speechify is committed to a diverse and inclusive workplace.
Speechify does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.
Ready to apply?
Apply to Speechify
Software Engineer, Data Infrastructure & Acquisition - Recife, Brazil
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The mission of Speechify is to make sure that reading is never a barrier to learning.
Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster, read more, and remember more. Speechify’s text-to-speech reading products include its iOS app, Android App, Mac App, Chrome Extension, and Web App. Google recently named Speechify the Chrome Extension of the Year and Apple named Speechify its 2025 Design Award winner for Inclusivity.
Today, nearly 200 people around the globe work on Speechify in a 100% distributed setting – Speechify has no office. These include frontend and backend engineers, AI research scientists, and others from Amazon, Microsoft, and Google, leading PhD programs like Stanford, high growth startups like Stripe, Vercel, Bolt, and many founders of their own companies.
Overview
We're looking to hire for our Data side of our AI team at Speechify. This role is responsible for all aspects of data collection to support our model training operations. We are able to build high-quality datasets at petabyte-scale and low cost through a tight integration of infrastructure, engineering, and research work. We are looking for a skilled Software Engineer to join us.
What You’ll Do
- Be scrappy to find new sources of audio data and bring it into our ingestion pipeline
- Operate and extend the cloud infrastructure for our ingestion pipeline, currently running on GCP and managed with Terraform.
- Collaborate closely with our Scientists to shift the cost/throughput/quality frontier, delivering richer data at bigger scale and lower cost to power our next-generation models.
- Collaborate with others on the AI Team and Speechify Leadership to craft the AI Team’s dataset roadmap to power Speechify’s next-generation consumer and enterprise products.
An Ideal Candidate Should Have
- BS/MS/PhD in Computer Science or a related field.
- 5+ years of industry experience in software development.
- Proficiency with bash/Python scripting in Linux environments
- Proficiency in Docker and Infrastructure-as-Code concepts and professional experience with at least one major Cloud Provider (we use GCP)
- Experience with web crawlers, large-scale data processing workflows is a plus
- Ability to handle multiple tasks and adapt to changing priorities.
- Strong communication skills, both written and verbal.
What we offer
- A fast-growing environment where you can help shape the company and product.
- An entrepreneurial-minded team that supports risk, intuition, and hustle.
- A hands-off management approach so you can focus and do your best work.
- An opportunity to make a big impact in a transformative industry.
- Competitive salaries, a friendly and laid-back atmosphere, and a commitment to building a great asynchronous culture.
- Opportunity to work on a life-changing product that millions of people use.
- Build products that directly impact and support people with learning differences like dyslexia, ADD, low vision, concussions, autism, and more.
- Work in one of the fastest-growing sectors of tech, the intersection of artificial intelligence and audio.
Think you’re a good fit for this job?
Tell us more about yourself and why you're interested in the role when you apply.
And don’t forget to include links to your portfolio and LinkedIn.
Not looking but know someone who would make a great fit?
Refer them!
Speechify is committed to a diverse and inclusive workplace.
Speechify does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.
Ready to apply?
Apply to Speechify
Senior Backend Engineer - Contract
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At Roofr, we’re obsessed with our customers. We constantly gather feedback to shape, prioritize, and launch the products they truly need. That’s what makes Roofr’s CRM special. We started by building essential sales tools like aerial roof measurements and digital sales proposals. But when our customers asked for a simple, affordable way to manage and scale their entire businesses, we listened. So, we created a CRM that connects these solutions—along with payments, material ordering, and more—into a seamless, powerful platform. With a clear roadmap ahead, we’re excited to continue expanding and leading the market with innovative products.
We have an amazing culture, strong financials, and best-in-class company metrics. It’s an exciting time to be part of an extraordinary startup that is already successful, yet still early enough to offer its team significant growth, equity, and the opportunity to make a real impact.
This position is for an existing vacancy.
- Help drive backend architecture to the next stage of Roof’s systems
- Work in a fast-paced cross-functional team that values doing things ‘the right way’
- Contribute in an early-stage company with engineering first culture
- Contributing to all aspects of the Software Development Lifecycle, from planning to delivery
- Collaborating with the cross-functional team members to develop technical requirements
- Writing clean code to develop functional web applications and reusable libraries
- Writing unit, functional, and acceptance tests
- Troubleshooting and supporting production applications
What You'll Bring to the Role:
- 5+ years of software development experience
- Proficiency with PHP language & Laravel framework
- Is a champion of agile methodologies and enjoys shipping code often and confidently
- Has a track record on breaking down complex problems as incremental solutions
- Proactively recommends initiatives to improve our engineering technologies and culture
- Enjoys working in a collaborative environment where everyone helps each other grow
- Takes ownership of the product and is proud of the quality of their work
- Has excellent communication skills and appreciates the value of good documentation
- Understands the challenges of early-stage company priorities
- We would love someone that has skills in DevOps, Big Data / Data Science, Machine learning, GIS
This is an ongoing contract role
Our compensation ranges are built using multiple market benchmarks and reflect both the scope of the role and current market data. While many hires fall within the beginning to midpoint of the band to allow for growth over time, we tailor offers based on each candidate’s experience, seniority, and demonstrated impact.
🏠 What we offer (US + Canada)
When you join our team, you’re not just accepting a job. You’re making a career move. Here’s how we’ll support you in doing some of the most impactful work of your career:
🏝️ Vacation/Paid Time Off:
- 1st week of employment is mandatory PTO! Start your journey with Roofr by decompressing and recharging - we will see you in week 2!
- 1 Friday off per month (we call those our laundry days!)
- Company wide paid shutdown for the week between Christmas and New Years
- Flexible time off
- 80% employer-paid benefits in the U.S. and 100% employer-paid premiums for Extended Healthcare and Dental in Canada
- RRSP/401k match
- Generous Parental Leave policy
🤝 Perks:
- We host an annual company retreat with great team building activities
- Ample learning and development opportunities to continue growing your career
- Home office setup stipend
- Internet and phone allowance
- Remote first culture
- Weekly Friday paydays!
🤖 AI Notice
At Roofr, we’re big fans of AI. It helps us write job descriptions that don’t put you to sleep, takes notes during interviews so we can actually listen, and even helps us track down awesome humans like you.
Feel free to use AI to prep, research, or get pumped up for your interview (we see you, ChatGPT power users 👀). But when it’s time to chat, we’d love to meet you, not your AI alter ego. Bring your real, unfiltered self, we promise we will too.
And don’t worry, a real, live human is behind every part of our process. Every application is reviewed by a real person, and you’ll always speak with real humans throughout the interview process. No bots, just good people ☺️
⚠️ Important Notice
We’ve been made aware of an individual impersonating Roofr using a fraudulent domain: roofrr.com (note the extra “r”). Our company takes the security and privacy of job applicants very seriously. We will never ask for payment, bank details, or personal financial information as part of the application process. All our legitimate job postings can be found on our official career site. Please be cautious of job offers that come from non-company email addresses, instant messaging platforms, or unsolicited calls.
To ensure your application is legitimate, please apply directly through our official careers page: https://roofr.com/careers.
If you receive any suspicious messages or have questions, reach out to us at talent@roofr.com.
Your safety and security are important to us — thank you for your vigilance!
Roofr is proud to be an equal opportunity employer. We are committed to equal employment opportunity in the workplace regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or veteran status.
Ready to apply?
Apply to Roofr
Software Engineer, iOS Core Product - Recife, Brazil
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The mission of Speechify is to make sure that reading is never a barrier to learning.
Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster, read more, and remember more. Speechify’s text-to-speech reading products include its iOS app, Android App, Mac App, Chrome Extension, and Web App. Google recently named Speechify the Chrome Extension of the Year and Apple named Speechify its App of the Day.
Today, nearly 200 people around the globe work on Speechify in a 100% distributed setting – Speechify has no office. These include frontend and backend engineers, AI research scientists, and others from Amazon, Microsoft, and Google, leading PhD programs like Stanford, high growth startups like Stripe, Vercel, Bolt, and many founders of their own companies.
Overview
With the growth of our iOS app, being the #18 productivity app in the App Store category and also our recent recognition as Apple's 2025 Design Award for inclusivity, we find the need for a Senior iOS Engineer to help us support the new user base as well as work on new and exciting projects to push our missing forward.
This is a key role and ideal for someone who thinks strategically, enjoys fast-paced environments, passionate about making product decisions, and has experience building great user experiences that delight users.
We are a flat organization that allows anyone to become a leader by showing excellent technical skills and delivering results consistently and fast. Work ethic, solid communication skills, and obsession with winning are paramount.
Our interview process involves several technical interviews and we aim to complete them within 1 week.
What You’ll Do
- Opportunity to lead key engineering and product decisions
- Actively shipping production code for the Speechify iOS app
- Work within a dedicated product team
- Participate in product discussions to shape the product roadmap
- Maintain and enhance the existing complex app architecture
An Ideal Candidate Should Have
- Experience. You've worked on products that scaled to a large user base
- Track record. You have worked on various products from inception to decent traction. You have been responsible for engineering the product
- Customer obsession. We expect every team member whose responsibilities directly impact customers to be constantly obsessed about providing the best possible experience
- Product thinking. You make thoughtful decisions about the evolution of your product and support internal teams and designers into taking the right direction
- Speed. You work quickly to generate ideas and know how to decide which things can ship now and what things need time
- Focus. We’re a high-growth startup with a busy, remote team. You know how and when to engage or be heads down
- Technical skills. Swift, SwiftUI
Technical Requirements:
- Swift Programming Language
- SwiftUI experience
- Experience in Multithreading Programming
- Working with CI/CD infrastructure
- Experience with Fastlane
- SOLID principles, the ability to write every single class according to SOLID
- Experience with Git and understanding of different Git strategies
What We offer:
- A fast-growing environment where you can help shape the company and product
- An entrepreneurial crew that supports risk, intuition, and hustle
- The opportunity to make a big impact in a transformative industry
- A competitive salary, a collegiate atmosphere, and a commitment to building a great asynchronous culture
- Work on a product that millions of people use and where daily feedback includes users sharing that they cried when they first found the product because it was so impactful on their lives
- Support people with learning differences like Dyslexia, ADD, Low Vision, Concussions, Autism, and Second Language Learners, and give reading superpowers to professionals all over the world
- Work in one of the fastest growing sectors of tech: Intersection of Artificial Intelligence and Audio
Think you’re a good fit for this job?
Tell us more about yourself and why you're interested in the role when you apply.
And don’t forget to include links to your portfolio and LinkedIn.
Not looking but know someone who would make a great fit?
Refer them!
Speechify is committed to a diverse and inclusive workplace.
Speechify does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.
Ready to apply?
Apply to Speechify
DATA ENGINEER SPECIALIST (PySpark)
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Conheça o Inter
Pioneiros, mudamos o mercado ao lançar o primeiro banco digital do Brasil e seguimos criando tendências com tecnologia de ponta. Evoluímos para um Super App Financeiro Global, com soluções completas e inovação de primeira. Aqui, o trabalho tem propósito: construir oportunidades reais, transformar a vida das pessoas e o mercado financeiro. Esse é o nosso Jeito Inter de Fazer. Se você quer fazer parte dessa mudança e deixar um legado, seu lugar é aqui.
Vem ser Sangue Laranja.
Get to Know Inter
As pioneers, we transformed the market by launching Brazil’s first digital bank and continue to shape the future with cutting-edge technology.
We have evolved into a Global Financial Super App, delivering complete solutions and leading innovation. Here, work has purpose: creating real opportunities, transforming people’s lives, and reshaping the financial market.
This is the Inter way of making things happen. If you want to be part of this transformation and leave your mark, your place is here.
Become Sangue Laranja.
Sobre a vaga e missão do cargo:
Você fará parte do time Engenharia de Produtos DATA & AI, cuja missão é gerar valor com dados no contexto dos produtos no SuperApp do Inter.
Atuamos de ponta a ponta, da engenharia à ciência de dados, sempre alinhados aos objetivos de negócio. Entregamos produtos que envolvem disponibilização e transformação de dados no data lake e modelagem via ciência de dados, atendendo tanto público interno (analistas e áreas usuárias de dados) quanto nossos clientes, por meio do App.
Você trabalhará em parceria com stakeholders de Marketplace, Seguros, Cartões, Investimentos, Loop, Tesouraria e Forum.
No seu dia a dia, você vai
- Traduzir demandas de negócio em problemas e requisitos de engenharia de dados.
- Desenhar soluções e arquiteturas de engenharia de dados para ingestão, transformação e governança no data lake.
- Implementar pipelines e componentes de dados com foco em performance, confiabilidade e custo.
- Atuar como referência técnica e realizar mentoria, apoiando pessoas de menor senioridade e disseminando boas práticas.
O que buscamos
Obrigatórios:
- Experiência sólida em engenharia de dados, cobrindo desenho, implementação e operação de pipelines em data lakes.
- Proficiência em PySpark, Airflow, Amazon EMR, Kubernetes, Kafka e SQL.
- Capacidade de traduzir objetivos de negócio em soluções técnicas pragmáticas e escaláveis.
- Habilidades comportamentais: escuta ativa, empatia, colaboração, abertura para opiniões conflitantes e paciência na orientação.
- Alinhamento à nossa cultura, demonstrando eficiência e execução impecável (Excelência Operacional), curiosidade para questionar o status quo (Liderar com Inovação), e uma Mentalidade Vencedora para colaborar em time com paixão e perseverança, sempre com Foco no Cliente.
- Necessário graduação completa em Ciência de Dados, Computação, Engenharia ou áreas correlatas.
- Inglês necessário para leitura técnica no dia a dia.
Disponibilidade para atuar de forma presencial em de nossos escritórios - Belo Horizonte, Curitiba ou Recife.
Desejáveis:
- Experiência prévia atuando como referência técnica ou mentoria em times de dados.
- Vivência em ambientes de grande escala ou produtos de App com dados em produção.
Benefícios
- Vale-alimentação e vale-refeição
- Plano de saúde e odontológico
- Seguro de vida
- Baby On Board e Sala de Amamentação
- Licença parental estendida
- Auxílio-creche/babá e/ou auxílio para filhos com deficiência
- Wellhub e Grupo de Corrida Inter
- Espaço CARE4U (Belo Horizonte): serviços de autocuidado com valores exclusivos, área de descompressão, jogos e minicampo de golfe
- Vantagens no nosso SuperApp, como Duo Gourmet
- Cartão Prime Inter
- Programas de treinamento e capacitação internos
Etapas do Processo Seletivo
- Triagem de currículos;
- Screening (abordagem inicial para alinhamento de expectativas sobre a vaga);
- Assessments;
- Entrevista com Time de Talent;
- Teste técnico (quando necessário);
- Entrevista com a liderança;
- Proposta de Contratação (Offer).
Ready to apply?
Apply to Inter Carreiras