CrawlJobs Logo

Mid-level Fullstack Engineer

Brazil · Job Posted March 03, 2026
Apply Position
Job Link Share

Job Description

We are looking for highly talented and driven software engineers who take pride in their work, to expand our Engineering team in Brazil. Successful candidates will join a cross functional team including product managers and designers working closely with the rest of our business to deliver working code that solves real problems for both internal and external customers. You will take ownership of the problems that your team solves, ensuring a high level of quality in everything that we release, working as part of a top performing international development team.

Job Responsibility

  • Design solutions and contribute to architectural vision
  • Ship working code (React frontend, Kotlin microservices, Postgres backend, some Ruby on Rails)
  • Deploy and iterate using CI/CD (CircleCI, Spinnaker)
  • Build competency and use L&D budget
  • Maintenance and troubleshooting of services

Requirements

  • Degree in a STEM subject (or equivalent experience)
  • Experience working at a similar level in a mature Engineering team
  • Technical expertise with at least one frontend framework (ideally React)
  • Experience working on backend systems (Kotlin, Ruby)
  • Experience in modern AI technologies (e.g., integrating LLM APIs, building AI-assisted workflows) is a plus
  • Proven track record of demonstrable impact
  • Highly driven and proactive
  • Meticulous with high standards and attention to detail
  • Current permanent residence in Brazil
  • English language proficiency (oral and written)
  • Resume submitted in English

Nice to have

Experience in modern AI technologies – it is a plus if you have experience with AI technologies, such as integrating LLM APIs (e.g., OpenAI SDK), building AI-assisted workflows, or leveraging AI tools to improve product capabilities and engineering efficiency

What we offer

L&D budget to fast-track development of specific technical competencies

Looking for more opportunities?

Search for other job offers that match your skills and interests.

Similar Jobs for

Mid-level Fullstack Engineer

8 matching positions

Mid-level Fullstack Engineer

We are looking for highly talented and driven software engineers who take pride ...
Location
Location
Brazil
Salary
Salary:
Not provided
alphasights.com Logo
AlphaSights
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Degree in a STEM subject (or equivalent experience)
  • Experience working at a similar level in a mature Engineering team
  • Technical expertise with at least one frontend framework (ideally React)
  • Experience working on backend systems (Kotlin, Ruby)
  • Experience in modern AI technologies (e.g., integrating LLM APIs, building AI-assisted workflows) is a plus
  • Proven track record of demonstrable impact
  • Highly driven and proactive
  • Meticulous with high standards and attention to detail
  • Current permanent residence in Brazil
  • English language proficiency (oral and written)
Job Responsibility
Job Responsibility
  • Design solutions and contribute to architectural vision
  • Ship working code primarily with React, Kotlin microservices, Postgres, and Ruby on Rails
  • Deploy and iterate using CI/CD tools (CircleCI, Spinnaker)
  • Build competency and use L&D budget
  • Maintenance and troubleshooting of services
What we offer
What we offer
  • L&D budget to fast-track development of specific technical competencies
  • Fulltime
Read More
Arrow Right

Mid-level Fullstack Engineer

We are looking for highly talented and driven software engineers who take pride ...
Location
Location
United States , New York
Salary
Salary:
140000.00 USD / Year
alphasights.com Logo
AlphaSights
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Degree in a STEM subject (or equivalent experience)
  • Experience working at a similar level in a mature Engineering team
  • Technical expertise with at least one popular backend language (ideally Java or Kotlin)
  • Experience with ElasticSearch
  • Familiarity with frontend frameworks such as React
  • Proven track record of demonstrable impact
  • Highly driven and proactive
  • Meticulous with high standards and obsessive attention to detail
Job Responsibility
Job Responsibility
  • Design solutions and contribute to architectural vision
  • Ship working code primarily with React, Kotlin microservices, Postgres, and Ruby on Rails
  • Deploy and iterate using CI/CD tools like CircleCI and Spinnaker
  • Build competency and use L&D budget for technical development
  • Maintenance and troubleshooting of services
What we offer
What we offer
  • Potential for bonus
  • Fulltime
Read More
Arrow Right

Mid-level Fullstack Engineer

This position offers you the opportunity to join a fast-growing technology organ...
Location
Location
Argentina
Salary
Salary:
Not provided
parserdigital.com Logo
Parser Limited
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Strong experience with React (Hooks)
  • Proficient in JavaScript (ES6+) and TypeScript
  • Solid knowledge of HTML5 and CSS3
  • Experience with Node.js and building/consuming REST APIs
Job Responsibility
Job Responsibility
  • Develop and maintain responsive, high-quality front-end interfaces using React, TypeScript, and modern JavaScript (ES6+)
  • Collaborate with backend engineers to build and integrate RESTful APIs and Node.js services
  • Contribute to continuous improvement in code quality, testing, and build processes
  • Participate in agile ceremonies and work closely with product and delivery leads to shape upcoming features
  • Ensure front-end solutions are performant, maintainable, and aligned with best practices
What we offer
What we offer
  • Work with a multicultural team of experts on high-impact projects
  • Opportunities to shape industry-leading data products
  • The chance to join an organization with triple digit growth that is changing the paradigm on how software products are built
  • Fulltime
Read More
Arrow Right

Ai Engineer (Fullstack)

We are looking for an engineer who can work effectively in a complex environment...
Location
Location
Salary
Salary:
Not provided
maddevs.io Logo
Mad Devs
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 3+ years of commercial software development experience
  • 1+ year in AI engineering
  • Production experience with Python (FastAPI or Flask — what matters is real-world usage with migrations, testing, and production deployments)
  • Production experience with Vue 3 (Composition API, TypeScript, reactivity, component architecture). React experience alone does not satisfy this requirement — Vue is the primary frontend framework at Enji, and onboarding speed matters
  • PostgreSQL: migrations, indexing, and basic understanding of query plans
  • Docker / docker-compose — ability to build and run a local stack independently
  • Git proficiency: rebase workflow, atomic commits, meaningful commit messages
  • Hands-on experience using AI tools in day-to-day development (Cursor / Claude Code / Copilot / Codex / others)
  • Language Proficiency: English at B2-C1 level, Russian at C2 level
Job Responsibility
Job Responsibility
  • Delivering product features end-to-end
  • Working with existing Enji services: understanding, extending, and refactoring them
  • Participating in design sessions with PMs, BAs, and designers: challenging assumptions, proposing alternatives, and estimating implementation complexity
  • Prototyping complex flows in Cursor / v0 before they become formal specifications
  • Addressing technical debt thoughtfully and with clear reasoning
  • Reviewing pull requests from other developers, including juniors and mid-level engineers
What we offer
What we offer
  • Flexible working hours
  • Remote-first culture
  • Long-term projects
  • Salary in dollars
  • Professional communities
  • Onsite business trips
  • Training budget
  • Paid conferences
Read More
Arrow Right

Senior Fullstack Engineer

Senior Full-stack Product Engineer role at an AI-first company focused on transf...
Location
Location
Czechia , Brno; Prague
Salary
Salary:
Not provided
productboard.com Logo
ProductBoard
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of professional engineering experience
  • 4+ years of professional experience building and maintaining production systems at scale
  • Strong backend development skills in Python, Kotlin, or Java, with experience designing and evolving service-level logic and infrastructure
  • Working proficiency in React and TypeScript, with the ability to contribute meaningfully to frontend implementation and UX polish
  • Proven ability to own features end-to-end across backend and frontend systems
  • Experience delivering projects iteratively in cross-functional teams
  • Familiarity with tools like PostgreSQL, Kafka, GraphQL, and AWS
  • Experience mentoring other engineers and helping uplift team-wide engineering quality
  • Clear communication skills - especially when explaining technical trade-offs and collaborating across functions
  • A pragmatic, product-focused mindset - you care about delivering impact, not just elegant code
Job Responsibility
Job Responsibility
  • Take full ownership of features and platform capabilities, working across backend (Python/Kotlin) and frontend (React/TypeScript) layers to deliver end-to-end solutions
  • Lead the delivery of complex or ambiguous full-stack projects, breaking down problems, scoping technical work, and shipping iteratively
  • Work primarily in Python and Kotlin-based services to build reliable, scalable, and maintainable internal systems
  • Contribute to platform-wide efforts like authentication, permissions, notifications, and shared UI patterns
  • Collaborate with product managers and designers to define technical solutions that balance speed, scope, and user experience
  • Write high-quality, well-tested code across both frontend and backend codebases
  • Mentor junior and mid-level engineers through pairing, design reviews, and technical feedback
  • Make our codebase AI-ready: define clear module boundaries, improve API contracts, add semantic context, and build the structured documentation that makes AI agents more effective across every repo
  • Design and implement agent workflows that go beyond chat: multi-step reasoning, tool use, autonomous task execution, and human-gated checkpoints
  • Run experiments, validate with real users, and iterate based on evidence. We measure learning velocity, not just output
What we offer
What we offer
  • Stock options
  • MacBook + 34″ monitor
  • Budget for online courses, books, and conferences
  • 5 weeks of vacation + 9 sick days
  • Volunteer Days for you to help causes close to your heart
  • Carrot Fertility Benefits
  • Free snacks, drinks, and yummy catered lunches
  • MultiSport card to access sports facilities
  • Flexible working hours and home office
  • Parental benefits
  • Fulltime
Read More
Arrow Right

Software Engineer, Fullstack (Frontend-focused)

Metronome is looking for a Software Engineer with deep frontend expertise and st...
Location
Location
United States , New York City; San Francisco Bay Area
Salary
Salary:
156000.00 - 214000.00 USD / Year
metronome.com Logo
Metronome
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of professional full-stack software engineering experience
  • Deep frontend expertise in React, TypeScript, CSS, and modern component architectures
  • Proven track record of delivering complex, end-to-end product features across frontend and backend boundaries
  • Strong understanding of accessibility, performance optimization, testing strategies, and high-quality, consistent user interactions
  • Experience building customer-facing features with attention to security, reliability, and maintainability
  • Clear communicator who can explain technical decisions across engineering, design, product, and leadership
  • Proven ability to operate as a technical leader—making thoughtful architectural decisions within initiatives, influencing direction, and earning trust through execution
  • Product mindset and customer empathy, especially in self-serve or interactive features
Job Responsibility
Job Responsibility
  • Design, implement, and ship features across frontend and backend boundaries, ensuring seamless, cohesive experiences for customers
  • Build polished, accessible, and performant frontend experiences that align with established standards and patterns
  • Apply best practices around authentication, authorization, data handling, and secure UI patterns
  • Ensure features are robust, secure, and reliable in production
  • Support junior and mid-level engineers through code reviews, pairing, and technical guidance
  • Model strong engineering judgment and ownership to help the team improve
  • Bring product intuition and customer empathy to technical decisions, ensuring features are intuitive, resilient, and aligned with real user needs
What we offer
What we offer
  • Excellent medical, dental, vision, and life insurance coverage, including a One Medical membership
  • Paid parental leave
  • FSA (Flexible spending account)
  • Retirement planning - Traditional and ROTH 401(k)
  • Flexible time off
  • Employee assistance program (mental health benefits)
  • Culture where personal growth is highly valued
  • Market-benched equity
  • Sales incentive pay (for eligible roles)
  • Fulltime
Read More
Arrow Right

Senior Fullstack Engineer – SEO

You will join our multi-disciplinary SEO team in Amsterdam as a full stack devel...
Location
Location
Netherlands , Amsterdam
Salary
Salary:
Not provided
adevinta.com Logo
Adevinta
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • At least 6+ years of full-time employment on large and distributed systems
  • Strong experience with JVM languages (Java, Kotlin, Scala preferred) and building event-driven microservices and distributed systems
  • Solid experience with modern JavaScript/TypeScript and React (Hooks, SSR)
  • Proficiency in HTML5, CSS3 (SASS/CSS Modules), and responsive design
  • Backend experience with Node.js / Express.js or similar server-side frameworks
  • Hands-on with CI/CD pipelines, DevOps practices, and running services on AWS or GCP
  • Familiarity with designing and consuming REST APIs
  • A user-first approach to development, thinking critically about how features will be used in real-world scenarios
  • Experience communicating proposals, status updates and solutions to colleagues, team members and collaborators
  • A drive to take an active role in projects, foster collaboration and ensure alignment with other teams
Job Responsibility
Job Responsibility
  • Collaborate with product managers, designers, and other stakeholders to understand project requirements and translate them into technical specifications
  • Design and implement scalable, reliable, and maintainable software solutions
  • Write clean, efficient, and well-tested code using industry best practices
  • Help to improve work in all areas: coding, processes, testing, tools, collaboration
  • Mentor junior and mid-level developers
  • Focus on the buyer's experience when they come to our platforms and optimize the pages of our website for SEO
What we offer
What we offer
  • An attractive Base Salary
  • Participation in our Short Term Incentive plan (annual bonus)
  • Work From Anywhere: Enjoy up to 20 days a year of working from anywhere
  • A 24/7 Employee Assistance Program for you and your family
  • Fulltime
Read More
Arrow Right

Senior Full Stack Engineer

Senior Fullstack Engineers at Brighte design, develop, test, and maintain softwa...
Location
Location
Australia , Sydney
Salary
Salary:
Not provided
brighte.com.au Logo
Brighte Capital
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Solid amount of professional experience as a fullstack engineer
  • Strong proficiency in Node.js (REST APIs, async patterns, performance tuning)
  • Deep experience with React (hooks, state management, component architecture)
  • Hands-on experience building and operating microservices in production
  • Solid understanding of API design, database modelling, and distributed systems
  • Experience with CI/CD, testing, security and compliance
  • Experience in the AI space — building on LLMs (OpenAI, Anthropic, etc.), RAG pipelines, or AI agents
  • You've used AI to fundamentally change how you work, not as a novelty, but as your default operating mode
Job Responsibility
Job Responsibility
  • Design, build, and maintain full-stack features across our React frontend and Node.js backend services
  • Architect and evolve microservices with a focus on reliability, scalability, and developer experience
  • Integrate AI capabilities (LLMs, agents, intelligent tooling) into product features and internal workflows
  • Collaborate with product, design, and data teams to deliver high-quality user experiences
  • Contribute to technical roadmap discussions, code reviews, and engineering best practices
  • Mentor mid-level engineers and help raise the bar across the team
What we offer
What we offer
  • Flexible working arrangements to suit individual needs and a hybrid work model
  • Free lunch on Monday Mingle
  • Weekly Thursday social event
  • Opportunity to join Employee Share Option Plans (ESOP)
  • Snacks galore – thoughtfully stocked pantry
  • End-of-trip facilities with towel service and hair dryers
  • Anniversary leave
  • Fulltime
Read More
Arrow Right