Backend Developer

Backend Developer (Ruby on Rails/Python)

Think Dirty is seeking a highly skilled and product-minded full stack developer to enhance, scale, and evolve the backend and user-facing layers of our mobile app. This role is ideal for someone who thrives in a fast-moving environment, is passionate about clean code, and is excited to explore the integration of AI tools into modern product development.

You'll collaborate with a cross-functional team of engineers, designers, and product leaders to build scalable infrastructure, optimize data pipelines, and drive innovation using emerging AI technologies.

Key Responsibilities

• Design, build, and maintain efficient, reusable, and reliable Ruby on Rails code across backend and full-stack systems
• Build and maintain robust APIs (GraphQL/OpenAPI) to support our mobile and web applications
• Explore and integrate AI tools (e.g., LLMs, vector search, embeddings, or GitHub Copilot) to accelerate product features and development workflow
• Collaborate on architecture decisions, scaling infrastructure, and ensuring security best practices
• Identify and eliminate performance bottlenecks, bugs, and inefficiencies
• Contribute to mobile development support for native iOS and Android
• Partner with front-end and product teams to ship clean, AI-augmented features users love
• Participate in the entire development cycle from ideation to deployment
• Log hours and tasks to support SR&ED compliance and project visibility

Qualifications

• 5+ years of experience in backend API development using Ruby on Rails
• Proficiency with GraphQL, OpenAPI, and RESTful architectures
• Advanced knowledge of Ruby 3, Rails 7, and PostgreSQL/MySQL
• Experience deploying and maintaining apps on Heroku (or AWS/GCP equivalents)
• Solid grasp of object-oriented programming, MVC, and ORM frameworks
• Familiarity with AI APIs or tools (e.g., OpenAI, LangChain, Hugging Face) or a strong interest in learning
• Working knowledge of DevOps, CI/CD pipelines, and cloud architecture
• Strong experience in debugging, testing, and performance tuning
• Comfort with code review, documentation, and collaborative engineering practices
• Familiarity with Agile/Scrum workflows
• Ability to communicate clearly with technical and non-technical stakeholders
• Self-starter with a growth mindset and product ownership mentality

Bonus Points For

• Previous experience integrating AI/ML models into consumer-facing products
• Contributions to open-source projects or developer communities
• Experience with microservices architecture or serverless patterns
• Familiarity with SOC2, GDPR, or other compliance frameworks
• Mobile development (native or hybrid frameworks)

Who You Are

• You believe code should be clean, readable, and purposeful
• You're a curious builder who sees AI not as a threat but as a tool to amplify great engineering
• You love collaborating with product, design, and marketing to create impact
• You thrive in fast-paced startup environments and take initiative
• You're eager to experiment, ship fast, and iterate even faster

To Apply

Please email your application to with the subject line:

"AI-Augmented Full Stack Developer Application – (Your Name)"

Include the following:

• First & Last Name
• Email
• Location (City)
• Resume/CV
• LinkedIn Profile
• GitHub Profile (if available)
• One sentence describing who you are
• 50 words on why you want to work at Think Dirty
• Desired Salary
• Confirmation of legal work authorization

We look forward to building the future of clean beauty tech with you.

Software Engineer Specialist - Ruby on Rails (remote)Software Engineer

Ontem

Software Engineer

TapGoods ::

TapGoods is an exciting, fast-growing start-up that is revolutionizing how rental companies optimize and grow their businesses. We're working to make it easy to rent.

There are tens of thousands of businesses in the US that provide event, tool, audiovisual, and recreation rentals. This fragmented $722 billion global industry has not yet adopted modern systems and instead relies on pen & paper or cobbles together dated technology solutions. We're building a solution that modernizes and dramatically improves the rental process for both businesses and their customers.

Our product engineering team uses agile processes to continuously deliver incremental functionality on a weekly basis. We are constantly evolving, looking at every sprint as an opportunity to celebrate our success and learn how to improve.

Who are we looking for

We need a rock-solid Senior Engineer to join our team and help us do all the things. Build new features, fix tech debt, establish best practices, mentor others. We have a very ambitious roadmap and no time for mediocrity.

If you know React and Rails inside and out and are ready to be challenged like you never have before, this is your opportunity.

Responsibilities

• Rapidly deliver quality software on an agile team
• Establish engineering best practices
• Work closely with the product team to refine new work
• Contribute to process improvements
• Be a pivotal part of disrupting the rental industry

Requirements

• Ruby on Rails (3+ years) and React (3+ years)
• Has strong opinions on software development, but open to debate
• Quickly adapts based on data, insights and direction
• An internal drive that pushes you to constantly improve
• A great attitude and work ethic
• Solution oriented, self starter, and team player
• SaaS Experience is a plus
• TapGoods ownership program

Our Culture

We are a nimble, fast-growing startup with a remote work environment. We have different backgrounds and life experiences that ladder up to a highly motivated, empowered and productive team.

We are all committed to excellent work, whether it be one task or a big project - we believe in sticking things out until they are finished, and in communicating as quickly and effectively as possible when things get in the way of completing promised work. We are committed to improving the lives of our customers through our platform and our genuine care for them.

Senior Software Engineer

Ontem

Come to one of the biggest IT Services companies in the world Here you can transform your career

Why to join TCS? Here at TCS we believe that people make the difference, that's why we live a culture of unlimited learning full of opportunities for improvement and mutual development. The ideal scenario to expand ideas through the right tools, contributing to our success in a collaborative environment.

We are looking for "Senior Software Engineer" Remote in Sao Paulo who wants to learn and transform his career.

In this role you will: (responsibilities)

- Sprint Boot

- Spring Chache

- Spring Data

- Design Patterns

-Junit

-JPA

- TDD

- Familiarity with the Linux environment

MySql

Python;

AWS (S3, Lambda, ECS, EC2, EventBridge, CloudWatch, DynamoDB, StepFunction, Aurora, GlueJob, ApiGateway, Dynamo);

Kafka;

OpenApi3.0;

Docker;

TerraformCloudformation;

Clean Code;

Clean Arch;

Hexagonal Architecture;

GitFlow;

What can you expect from us?

• Professional development and constant evolution of your skills, always in line with your interests.

• Opportunities to work outside Brazil

• A collaborative, diverse and innovative environment that encourages teamwork.

What do we offer?

Health insurance

Life insurance

Gympass

TCS Cares – free 0800 that provides psychological assistance (24 hrs/day), legal, social and financial assistance to associates

Partnership with SESC

Reimbursement of Certifications

Free TCS Learning Portal – Online courses and live training

International experience opportunity

Discount Partnership with Universities and Language Schools

Bring Your Buddy – By referring people you become eligible to receive a bonus for each hire

TCS Gems – Recognition for performance

Xcelerate – Free Mentoring Career Platform

At TATA Consultancy Services we promote an inclusive culture, we always work for equity. This applies to Gender, People with Disabilities, LGBTQIA+, Religion, Race, Ethnicity. All our opportunities are based on these principles. We think of different actions of inclusion and social responsibility, in order to build a TCS that respects individuality. Come to be a TCSer

ID: ,

Lead Software Engineer

Ontem

Lead Software Engineer – Offshore

Location: 100% Remote / Telework

Employment Type: Full-Time

About the Role

We are looking for a Lead Software Engineer (Offshore) to lead our global engineering team responsible for building AI-first applications for our client. This is a hands-on leadership role combining architecture oversight, coding, and agile team management to deliver scalable, cost-effective digital solutions. The Lead will ensure reduced vendor dependency, retain IP, and accelerate delivery speed.

Key Responsibilities

• Build and lead an offshore engineering team (mix of FTEs and partners) to deliver enterprise-scale applications.
• Collaborate with Product Management and Data Science teams to develop AI-native applications for clinicians and patients.
• Establish engineering best practices including CI/CD, test automation, code quality, and cloud-native deployments.
• Ensure cost-efficient delivery while maintaining high quality and reliability.
• Act as a hands-on leader, including coding, reviewing, and mentoring team members.
• Align mobile platforms with organizational priorities to enhance patient engagement, provider efficiency, and enterprise growth.

Supervisory Responsibilities

• Lead strategy, design, and execution of all mobile applications and digital tools across iOS, Android, and cross-platform environments.
• Oversee end-to-end development lifecycle, including architecture, security, integration with clinical systems, and user experience.
• Ensure performance, scalability, compliance, and alignment with organizational goals.

Qualifications

Education:

• Master's Degree in Healthcare, User Experience, Human-Centered Design, or relevant field preferred.

Experience:

• 10+ years in software engineering with at least 3 years leading offshore teams.
• Proven track record of delivering high-velocity, cost-effective software solutions.
• Expertise in AI/ML-enabled applications and API-first architectures.
• Proficient in modern cloud tech stacks (AWS, Azure, GCP), Kubernetes, and microservices.
• Strong collaboration with data scientists, engineers, and product stakeholders.
• Ability to translate complex ML concepts into business outcomes.
• Data-driven decision-making using KPIs and telemetry.
• Advocates for ethical AI, bias mitigation, explainable models, and data privacy.
• Ensures compliance with regulatory standards and internal governance frameworks.

Working Conditions:

• Full-time remote/telework.
• Computer-based work.
• Occasional travel for leadership meetings and team planning.

Senior Software Engineer

Ontem

Come to one of the biggest IT Services companies in the world Here you can transform your career

Why to join TCS? Here at TCS we believe that people make the difference, that's why we live a culture of unlimited learning full of opportunities for improvement and mutual development. The ideal scenario to expand ideas through the right tools, contributing to our success in a collaborative environment.

We are looking for "Senior Software Engineer" Remote in Sao Paulo who wants to learn and transform his career.

In this role you will: (responsibilities)

- Sprint Boot

- Spring Chache

- Spring Data

- Design Patterns

-Junit

-JPA

- TDD

- Familiarity with the Linux environment

MySql

Python;

AWS (S3, Lambda, ECS, EC2, EventBridge, CloudWatch, DynamoDB, StepFunction, Aurora, GlueJob, ApiGateway, Dynamo);

Kafka;

OpenApi3.0;

Docker;

TerraformCloudformation;

Clean Code;

Clean Arch;

Hexagonal Architecture;

GitFlow;

What can you expect from us?

• Professional development and constant evolution of your skills, always in line with your interests.

• Opportunities to work outside Brazil

• A collaborative, diverse and innovative environment that encourages teamwork.

What do we offer?

Health insurance

Life insurance

Gympass

TCS Cares – free 0800 that provides psychological assistance (24 hrs/day), legal, social and financial assistance to associates

Partnership with SESC

Reimbursement of Certifications

Free TCS Learning Portal – Online courses and live training

International experience opportunity

Discount Partnership with Universities and Language Schools

Bring Your Buddy – By referring people you become eligible to receive a bonus for each hire

TCS Gems – Recognition for performance

Xcelerate – Free Mentoring Career Platform

At TATA Consultancy Services we promote an inclusive culture, we always work for equity. This applies to Gender, People with Disabilities, LGBTQIA+, Religion, Race, Ethnicity. All our opportunities are based on these principles. We think of different actions of inclusion and social responsibility, in order to build a TCS that respects individuality. Come to be a TCSer

ID: ,

Lead Software Engineer

Ontem

Lead Software Engineer – Offshore

Location: 100% Remote / Telework

Employment Type: Full-Time

About the Role

We are looking for a Lead Software Engineer (Offshore) to lead our global engineering team responsible for building AI-first applications for our client. This is a hands-on leadership role combining architecture oversight, coding, and agile team management to deliver scalable, cost-effective digital solutions. The Lead will ensure reduced vendor dependency, retain IP, and accelerate delivery speed.

Key Responsibilities

• Build and lead an offshore engineering team (mix of FTEs and partners) to deliver enterprise-scale applications.
• Collaborate with Product Management and Data Science teams to develop AI-native applications for clinicians and patients.
• Establish engineering best practices including CI/CD, test automation, code quality, and cloud-native deployments.
• Ensure cost-efficient delivery while maintaining high quality and reliability.
• Act as a hands-on leader, including coding, reviewing, and mentoring team members.
• Align mobile platforms with organizational priorities to enhance patient engagement, provider efficiency, and enterprise growth.

Supervisory Responsibilities

• Lead strategy, design, and execution of all mobile applications and digital tools across iOS, Android, and cross-platform environments.
• Oversee end-to-end development lifecycle, including architecture, security, integration with clinical systems, and user experience.
• Ensure performance, scalability, compliance, and alignment with organizational goals.

Qualifications

Education:

• Master's Degree in Healthcare, User Experience, Human-Centered Design, or relevant field preferred.

Experience:

• 10+ years in software engineering with at least 3 years leading offshore teams.
• Proven track record of delivering high-velocity, cost-effective software solutions.
• Expertise in AI/ML-enabled applications and API-first architectures.
• Proficient in modern cloud tech stacks (AWS, Azure, GCP), Kubernetes, and microservices.
• Strong collaboration with data scientists, engineers, and product stakeholders.
• Ability to translate complex ML concepts into business outcomes.
• Data-driven decision-making using KPIs and telemetry.
• Advocates for ethical AI, bias mitigation, explainable models, and data privacy.
• Ensures compliance with regulatory standards and internal governance frameworks.

Working Conditions:

• Full-time remote/telework.
• Computer-based work.
• Occasional travel for leadership meetings and team planning.

Senior Software Engineer

Ontem

Come to one of the biggest IT Services companies in the world Here you can transform your career

Why to join TCS? Here at TCS we believe that people make the difference, that's why we live a culture of unlimited learning full of opportunities for improvement and mutual development. The ideal scenario to expand ideas through the right tools, contributing to our success in a collaborative environment.

We are looking for "Senior Software Engineer" Remote in Sao Paulo who wants to learn and transform his career.

In this role you will: (responsibilities)

- Sprint Boot

- Spring Chache

- Spring Data

- Design Patterns

-Junit

-JPA

- TDD

- Familiarity with the Linux environment

MySql

Python;

AWS (S3, Lambda, ECS, EC2, EventBridge, CloudWatch, DynamoDB, StepFunction, Aurora, GlueJob, ApiGateway, Dynamo);

Kafka;

OpenApi3.0;

Docker;

TerraformCloudformation;

Clean Code;

Clean Arch;

Hexagonal Architecture;

GitFlow;

What can you expect from us?

• Professional development and constant evolution of your skills, always in line with your interests.

• Opportunities to work outside Brazil

• A collaborative, diverse and innovative environment that encourages teamwork.

What do we offer?

Health insurance

Life insurance

Gympass

TCS Cares – free 0800 that provides psychological assistance (24 hrs/day), legal, social and financial assistance to associates

Partnership with SESC

Reimbursement of Certifications

Free TCS Learning Portal – Online courses and live training

International experience opportunity

Discount Partnership with Universities and Language Schools

Bring Your Buddy – By referring people you become eligible to receive a bonus for each hire

TCS Gems – Recognition for performance

Xcelerate – Free Mentoring Career Platform

At TATA Consultancy Services we promote an inclusive culture, we always work for equity. This applies to Gender, People with Disabilities, LGBTQIA+, Religion, Race, Ethnicity. All our opportunities are based on these principles. We think of different actions of inclusion and social responsibility, in order to build a TCS that respects individuality. Come to be a TCSer

ID: ,

Lead Software Engineer

Ontem

Lead Software Engineer – Offshore

Location: 100% Remote / Telework

Employment Type: Full-Time

About the Role

We are looking for a Lead Software Engineer (Offshore) to lead our global engineering team responsible for building AI-first applications for our client. This is a hands-on leadership role combining architecture oversight, coding, and agile team management to deliver scalable, cost-effective digital solutions. The Lead will ensure reduced vendor dependency, retain IP, and accelerate delivery speed.

Key Responsibilities

• Build and lead an offshore engineering team (mix of FTEs and partners) to deliver enterprise-scale applications.
• Collaborate with Product Management and Data Science teams to develop AI-native applications for clinicians and patients.
• Establish engineering best practices including CI/CD, test automation, code quality, and cloud-native deployments.
• Ensure cost-efficient delivery while maintaining high quality and reliability.
• Act as a hands-on leader, including coding, reviewing, and mentoring team members.
• Align mobile platforms with organizational priorities to enhance patient engagement, provider efficiency, and enterprise growth.

Supervisory Responsibilities

• Lead strategy, design, and execution of all mobile applications and digital tools across iOS, Android, and cross-platform environments.
• Oversee end-to-end development lifecycle, including architecture, security, integration with clinical systems, and user experience.
• Ensure performance, scalability, compliance, and alignment with organizational goals.

Qualifications

Education:

• Master's Degree in Healthcare, User Experience, Human-Centered Design, or relevant field preferred.

Experience:

• 10+ years in software engineering with at least 3 years leading offshore teams.
• Proven track record of delivering high-velocity, cost-effective software solutions.
• Expertise in AI/ML-enabled applications and API-first architectures.
• Proficient in modern cloud tech stacks (AWS, Azure, GCP), Kubernetes, and microservices.
• Strong collaboration with data scientists, engineers, and product stakeholders.
• Ability to translate complex ML concepts into business outcomes.
• Data-driven decision-making using KPIs and telemetry.
• Advocates for ethical AI, bias mitigation, explainable models, and data privacy.
• Ensures compliance with regulatory standards and internal governance frameworks.

Working Conditions:

• Full-time remote/telework.
• Computer-based work.
• Occasional travel for leadership meetings and team planning.

Senior Software Engineer

Ontem

Come to one of the biggest IT Services companies in the world Here you can transform your career

Why to join TCS? Here at TCS we believe that people make the difference, that's why we live a culture of unlimited learning full of opportunities for improvement and mutual development. The ideal scenario to expand ideas through the right tools, contributing to our success in a collaborative environment.

We are looking for "Senior Software Engineer" Remote in Sao Paulo who wants to learn and transform his career.

In this role you will: (responsibilities)

- Sprint Boot

- Spring Chache

- Spring Data

- Design Patterns

-Junit

-JPA

- TDD

- Familiarity with the Linux environment

MySql

Python;

AWS (S3, Lambda, ECS, EC2, EventBridge, CloudWatch, DynamoDB, StepFunction, Aurora, GlueJob, ApiGateway, Dynamo);

Kafka;

OpenApi3.0;

Docker;

TerraformCloudformation;

Clean Code;

Clean Arch;

Hexagonal Architecture;

GitFlow;

What can you expect from us?

• Professional development and constant evolution of your skills, always in line with your interests.

• Opportunities to work outside Brazil

• A collaborative, diverse and innovative environment that encourages teamwork.

What do we offer?

Health insurance

Life insurance

Gympass

TCS Cares – free 0800 that provides psychological assistance (24 hrs/day), legal, social and financial assistance to associates

Partnership with SESC

Reimbursement of Certifications

Free TCS Learning Portal – Online courses and live training

International experience opportunity

Discount Partnership with Universities and Language Schools

Bring Your Buddy – By referring people you become eligible to receive a bonus for each hire

TCS Gems – Recognition for performance

Xcelerate – Free Mentoring Career Platform

At TATA Consultancy Services we promote an inclusive culture, we always work for equity. This applies to Gender, People with Disabilities, LGBTQIA+, Religion, Race, Ethnicity. All our opportunities are based on these principles. We think of different actions of inclusion and social responsibility, in order to build a TCS that respects individuality. Come to be a TCSer

ID: ,

Lead Software Engineer

Ontem

Lead Software Engineer – Offshore

Location: 100% Remote / Telework

Employment Type: Full-Time

About the Role

We are looking for a Lead Software Engineer (Offshore) to lead our global engineering team responsible for building AI-first applications for our client. This is a hands-on leadership role combining architecture oversight, coding, and agile team management to deliver scalable, cost-effective digital solutions. The Lead will ensure reduced vendor dependency, retain IP, and accelerate delivery speed.

Key Responsibilities

• Build and lead an offshore engineering team (mix of FTEs and partners) to deliver enterprise-scale applications.
• Collaborate with Product Management and Data Science teams to develop AI-native applications for clinicians and patients.
• Establish engineering best practices including CI/CD, test automation, code quality, and cloud-native deployments.
• Ensure cost-efficient delivery while maintaining high quality and reliability.
• Act as a hands-on leader, including coding, reviewing, and mentoring team members.
• Align mobile platforms with organizational priorities to enhance patient engagement, provider efficiency, and enterprise growth.

Supervisory Responsibilities

• Lead strategy, design, and execution of all mobile applications and digital tools across iOS, Android, and cross-platform environments.
• Oversee end-to-end development lifecycle, including architecture, security, integration with clinical systems, and user experience.
• Ensure performance, scalability, compliance, and alignment with organizational goals.

Qualifications

Education:

• Master's Degree in Healthcare, User Experience, Human-Centered Design, or relevant field preferred.

Experience:

• 10+ years in software engineering with at least 3 years leading offshore teams.
• Proven track record of delivering high-velocity, cost-effective software solutions.
• Expertise in AI/ML-enabled applications and API-first architectures.
• Proficient in modern cloud tech stacks (AWS, Azure, GCP), Kubernetes, and microservices.
• Strong collaboration with data scientists, engineers, and product stakeholders.
• Ability to translate complex ML concepts into business outcomes.
• Data-driven decision-making using KPIs and telemetry.
• Advocates for ethical AI, bias mitigation, explainable models, and data privacy.
• Ensures compliance with regulatory standards and internal governance frameworks.

Working Conditions:

• Full-time remote/telework.
• Computer-based work.
• Occasional travel for leadership meetings and team planning.

Senior Software Engineer

Ontem

There is more content after this but this refined description includes the core postings above.

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