PureSpectrum

Senior Engineer – Mobile

PureSpectrum

full-time

Posted on:

Location Type: Remote

Location: Remote • 🇧🇷 Brazil

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Job Level

Senior

Tech Stack

AndroidAWSCloudDartEC2Entity FrameworkFirebaseFlutteriOSJavaScriptLinuxMySQL.NET

About the role

  • Build modern, performant mobile applications for iOS and Android using Flutter.
  • Implement client-side data consumption and display for new features utilizing RESTful API endpoints using .NET core.
  • Test drive development and write Unit/Integration tests.
  • Design and optimize database structure using MySQL and write optimized queries for better performance.
  • Follow best practices in version control (Git), CI/CD and cloud deployments.
  • Drive team performance by leading and empowering members to develop and execute innovative solutions.

Requirements

  • Bachelor's degree in Computer Engineering, Computer Science or a similar discipline from any recognized University.
  • 3-5 years of hands-on experience with mobile development technologies, ideally Flutter/Dart.
  • Experience with Firebase.
  • Experience of building back-end applications using .NET Core and ORM like Entity Framework (or other Object-Oriented language/ORM).
  • Experience with MVC and MVVM design patterns.
  • Knowledge of C#, Dart, JSON, Git, HTML, YAML, REST.
  • Knowledge of Linux and command line.
  • AWS Cloud Expertise: Proven experience designing, deploying, and maintaining scalable and reliable cloud solutions leveraging core AWS services, including EC2/Beanstalk, RDS, SQS, SES, SNS, S3 and Lambda.
  • Strong understanding of relational databases, preference to MySQL)
  • Knowledge of build pipelines (e.g., AWS CodePipeline, Bitbucket, GitLab)
  • Excellent communication and collaboration skills.
  • Nice to Have: Experience in Agile/Scrum teams.
  • Comfort with fast-moving teams.
  • Comfort with working across time zones and with distributed teams.
  • Knowledge of Shell script, JavaScript, and Native mobile development for Android/iOS is a plus.
Benefits
  • Join PureSpectrum and become part of our innovative culture (PSX), where we prioritize your professional growth and foster a strong sense of team connection.
  • You'll be part of a rewarding, high-standard environment where team members genuinely enjoy regular celebrations and events—a truly exceptional experience at every level.
  • PureSpectrum is an equal opportunity employer.

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
FlutterDartRESTful API.NET CoreMySQLUnit TestingIntegration TestingC#JSONAWS
Soft skills
communicationcollaborationleadershipteam performanceinnovationadaptabilityworking across time zonescomfort with fast-moving teams
Certifications
Bachelor's degree in Computer EngineeringBachelor's degree in Computer Science