[Job-24081] Senior Frontend Developer, Portugal – Lisboa

last updated September 24, 2025 1:28 UTC

CI&T

HQ: Hybrid

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We are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions.
With over 7,400 CI&Ters around the world, we’ve built partnerships with more than 1,000 clients during our 30 years of history. Artificial Intelligence is our reality.
MAIN RESPONSIBILITIES:
Create sustainable front components that are reusable in other screens, environments and entities.
Ensure development’s quality and cleanliness (Clean Code).
Ensure the quality and success of the delivered solutions.
Develop a visually attractive and usable user interface.
Communicate ideas, new methods, or technologies with the objective of improving the current technology stack.
Design and develop reusable components by other projects or products.
Focus the activity on the user, ensuring the correct communication and component development with the backend.
Participate actively in APIs design.
Develop unitary tests.
REQUIREMENTS
Necessary knowledge:
Javascript development experience.
React, Redux and Hooks development experience.
Typescript development experience.
Webpack development experience.
Deep knowledge of software design patterns.
Experience developing applications with complex business logic.
Knowledge of Agile’s methodoly.
Development of unitary tests.
Important knowledge:
CI/CD platform knowledge.
Jest and React Testing Library knowledge.
Gitflow knowledge and work experience.
API-FIRST knowledge or work experience.
API REST and microservices work experience.
Knowledge or work experience with monitorization and alert tools.
Knowledge or work experience with cache systems (Redis, Caffeine, …).
Knowledge of Domain Driven Design and hexagonal architecture.
Valued knowledge:
Knowledge of MongoDB and Kafka.
Knowledge of the testing pyramid.
Knowledge of any level of backend.
Experience leading teams in technologic environments.
Previous experience operating software artifacts in Cloud.
Knowledge or work experience developing test in ephemeral environments.
Knowledge or work experience developing E2E tests with Cypress.
SOFT SKILLS
Analysis and problem resolution
Teamwork
Analytical thinking
Proactivity
Transparency
Self-demand
Flexibility
#LI-BM2
Why join us?
– Competitive Salary
– Generous paid vacation days
– Generous sick time
– 100% paid health & dental benefits starting day one
– Annual profit-sharing distribution
– Paid parental leave
– Dedicated career advisor
And so much more…
Collaboration is our superpower, diversity unites us, and excellence is our standard.
We value diverse identities and life experiences, fostering a diverse, inclusive, and safe work environment. We encourage applications from diverse and underrepresented groups to our job positions.
Apply info ->

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