Senior Full Stack Engineer .NET / React

Role Description

We’re looking for a Senior Full Stack Software Engineer with strong .NET (C#) and React expertise to join one of the Engineering (Integrations) teams. As a Senior Software Engineer specializing in Integrations, you will be responsible for coding our cutting-edge human interaction software, specifically focusing on an Enterprise-level SaaS Video Interview and/or chatbot platform. You will work independently and collaborate directly with other Software Engineers, an Engineering Team Lead, QA Engineers, Product Managers, and Product Designers to bridge our platform with the broader HR tech ecosystem.

In this role, you will specifically innovate on Internal Tools to improve our users' day-to-day experiences and build and maintain robust connections with external Applicant Tracking Systems (ATS). A key part of your mission will be to drive solutions that automate repetitive manual tasks, shifting the focus toward high-impact innovation.

Responsibilities

• Integrations & Ecosystem Connectivity:
  • Design and implement seamless connections between our platform and external ATS systems to ensure a "plug-and-play" experience for clients.
  • Master diverse third-party APIs while maintaining high standards for data integrity and system reliability.
• Internal Tooling Innovation:
  • Innovate on bespoke internal tools that empower our team members and drive a better day-to-day experience for our own users.
  • Prototype and build solutions that transform complex internal workflows into intuitive, high-performance interfaces.
• Automation & Efficiency:
  • Proactively identify and drive solutions to automate repetitive manual tasks across the organization.
  • Use performance and error monitoring tools to ensure these automated solutions improve the overall customer and internal user experience.
• Engineering Excellence:
  • Contribute to the design and implementation of scalable solutions, write comprehensive tests, and perform thorough code reviews for peers.
  • Effectively document work and architectural patterns for consumption by the broader engineering team.
  • Participate in daily and weekly engineering team meetings to align on work schedules and SDLC progress.
• Coaching & Leadership:
  • Provide guidance and constructive feedback to new or associate team members.
  • Demonstrate continual learning of new languages, libraries, and industry SDLC best practices.

Qualifications

• Strong experience with .NET (C#) in production environments.
• Solid experience building modern front-end applications with React.
• Experience working with MS SQL or similar relational databases.
• Senior-level mindset with strong ownership and accountability.
• Experience working on existing production systems (not only greenfield).
• Ability to handle evolving requirements and technical ambiguity.
• Strong English communication skills (written and verbal).
• Experience collaborating in distributed teams.

Requirements

• Experience with microservices architectures (nice to have).
• Familiarity with AWS cloud environments (nice to have).
• Exposure to test automation practices (nice to have).
• Experience with AWS AI-related services such as SageMaker, Lex, Comprehend, or Rekognition (bonus, not required).

Benefits

• You are placed in a product-based company, with the same treatment as their full-time employees.
• Have our full back-office support, from career guidance to HR and concierge services.
• Enjoy our remote-first policy – we are a distributed team, after all.
• Get your own MacBook (none of that "bring your own device" stuff here).
• Have access to growth opportunities with other amazing technology professionals, through tech talks, chapter meetings, and even remote happy hours for tons of fun!
• Improve your English through free lessons with a native English speaker - get to the next level on your communication skills!
• Candidate Referral bonus (promote Ubi to your tech friends, and get paid for it!).
• Miss working in the office? Our cool Florianópolis headquarters is available, whenever you want, with weekly quick massages & tasty snacks, soft drinks, and games.