Senior Software Engineer

Ciandt; Brasil; On-site; BRL 180,000 - 320,000; Full time

Benefits offered by this job

Health insurance

Meal and food allowance

Childcare assistance

Extended paternity leave

Wellbeing platform (Wellhub)

Profit Sharing and Results Particip.,

Life insurance

CI&T University

Discount club

Well-being platform (online)

Job summary

CI&T in Brazil seeks a Senior Software Engineer to advance full-stack development with modern frameworks and cloud deployment. You will mentor teammates, shape architectural decisions, and help deliver scalable, high-quality applications using React, Node.js, Python, and AWS services.

The role emphasizes collaboration with product managers and infrastructure teams to drive efficient, accessible software and robust CI/CD practices across projects.

Qualifications

• 8+ years in full-stack development with modern web tech.
• Proficiency in HTML, CSS, JavaScript and server-side languages (Node.js, Express, Python).
• Experience with React and AWS RDS/Aurora or PostgreSQL, NoSQL.
• CI/CD pipelines, Git, RESTful APIs, microservices, and IaC.

Responsibilities

• Design, develop, and maintain complex web applications using modern frameworks.
• Provide technical guidance and mentorship to junior developers.
• Contribute to architectural decisions and technology choices.
• Establish coding standards and participate in code reviews.
• Collaborate with stakeholders to ensure project success.
• Identify technical debt and propose system improvements.
• Optimize applications for speed and scalability.
• Mentor others and promote quality practices.

Skills

HTML/CSS/JS

React

REST APIs

CI/CD

Cloud architectures

Agile development

Communication

Education

Bachelor's degree in Computer Science/Software Engineering

Tools

Node.js

Express

Python

AWS

Aurora/PostgreSQL

NoSQL databases

CircleCI

AWS CDK

GitHub

Terraform

CloudFormation

Job description

Senior Software Engineer

Brazil

At CI&T, we help large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions.

With 30 years of experience in technological transformation, we accelerate innovation with expertise in Agentic SDLC, Application modernization, Data & AI, Martech and Business strategy.

We are 8,000 CI&Ters across more than 25 countries, collaborating to build solutions with real impact. AI is already part of how we work, evolve, and innovate every day.

The Senior Software Engineer is an experienced senior-level full-stack developer with a background in systems management, agile methodology and operational ready products.

The role will be responsible for the improvement of current systems and providing knowledge of efficient development practices, with proficiency in full-stack development. Mentoring others and a strong desire to continuously maintain and improve quality is a key success factor for the role.

Experience and Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or related field.
• 8+ years' experience in full-stack development, strong proficiency in HTML, CSS, JavaScript and server-side languages (Node.js, Express and Python are required).
• 8+ years’ experience with modern front-end frameworks (React is required).
• 4+ years' experience in AWS RDS services (Aurora/PostgreSQL) and/or NoSQL databases.
• 4+ years' experience with AWS and Cloud deployment.
• 2+ years' experience designing and implementing CI/CD pipelines (Circle CI and AWS CDK).
• Familiarity with version control systems and their platforms (Git and GitHub are required).
• Good understanding of designing RESTful APIs.
• Good understanding of micro-service and event-driven architectures.
• Best practices and web accessibility standards (WCAG).
• Understanding of implementing infrastructure as code (IaC) using Terraform and/or CloudFormation.

Skills

• Strong algorithm design, logical and reasoning skills.
• Ability to deliver POCs, MVPs, Experiments, technology evaluations following design- thinking practices.
• Ability to orchestrate efforts needed to prioritize business initiatives across complex change agendas.
• Excellent communication, and work in a team environment to collaborate with other Developers, Architects, Product Managers, Business Analysts and Infrastructure teams.
• Problem solving skills.

Responsibilities

• Design, develop, and maintain complex web applications using modern frameworks and technologies.
• Provide technical guidance and mentorship to junior developers.
• Contribute to architectural decisions and technology choices for new projects.
• Contribute to the development of coding standards and best practices within the team.
• Participate in code reviews to ensure quality and consistency and provide constructive feedback to team members.
• Collaborate with Project Managers and other Stakeholders to ensure project success.
• Identify and propose solutions for technical debt and system improvements.
• Optimize web applications for maximum speed and scalability.
• Provide technical guidance and mentorship to junior developers.

Our benefits

• Health and dental insurance
• Meal and food allowance
• Childcare assistance
• Extended paternity leave
• Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass;
• Profit Sharing and Results Participation (PLR);
• Life insurance
• Continuous learning platform (CI&T University);
• Discount club
• Free online platform dedicated to physical, mental, and overall well-being
• Pregnancy and responsible parenting course
• Partnerships with online learning platforms
• Language learning platform And many more! More details about our benefits here: https://ciandt.com/br/pt-br/carreiras

At CI&T, inclusion starts at the first contact. If you are a person with a disability, it is important to present your assessment during the selection process. See which data needs to be included in the report by clicking here. This way, we can ensure the support and accommodations that you deserve. If you do not yet have the assessment, don't worry: we can support you in obtaining it. We have a dedicated Health and Well-being team, inclusion specialists, and affinity groups who will be with you at every stage. Count on us to make this journey side by side.