We are seeking an Mobile Developer to join our M&E (Monitoring & Enhancement) support team. This role is part of a global engineering group delivering 16x7 support for mobile applications. As a member of this team, you will help maintain and improve iOS applications, contributing to system stability and user satisfaction. 

You will

• Assist in identifying and resolving iOS issues in production environments. 
• Support code maintenance and small enhancements to existing applications. 
• Work closely with senior engineers to monitor app performance and reliability. 
• Participate in incident resolution and documentation of support procedures. 
• Contribute to a knowledge base of known issues and solutions. 
• Assist with 16x7 support coverage activities, including shift transitions and escalation notifications. 

You have

• Proficient in English (written and verbal).
• 2+ years of experience in iOS development using Swift.
• Familiarity with Xcode, UIKit, debugging tools, and testing frameworks.
• Good understanding of app store deployment and version control (Git).
• Interest in production support, troubleshooting, and continuous learning.
• Good teamwork and communication skills.
• Ability to work in a rotational or flexible schedule to support 16x7 operations.
• Experience with monitoring and logging tools (e.g., Stackdriver, Datadog, Splunk).
• Exposure to CI/CD tools and mobile app deployment processes.
• Previous work in Agile/Scrum environments.
• Experience working with global, multicultural teams.
• Prior experience in support or operational roles. 

What We Offer:

• Maternity and parental leave extra days
• Competitive benefits packages
• Vacation, compassionate leave, sick days, and flex days
• Access to online services for families and new parents
• Diversity and Inclusion Board with 12 affinity groups
• Internal learning and development programs
• Enterprise-wide employee discounts
• And more…

At Critical Mass, we value our employees and offer competitive compensation and benefits packages.  If you’re looking for a challenging and rewarding opportunity to make a significant impact on the lives of our employees, we encourage you to apply for this exciting position today!

The Talent Team at Critical Mass is focused on ensuring we provide the best training, onboarding, and employee experience possible! Our new hires & employees are the future of our organization, and we want to set you up for long-term success. In an effort to do so, we expect our team to work from an office a minimum of 3 days a week.

Critical Mass is an equal opportunity employer. 

The Critical Mass Talent Acquisition team will only communicate from email addresses that use the URLs criticalmass.com and us.greenhouse-mail.io. We will not use apps such as Facebook Messenger, WhatsApp, or Google Hangouts for communicating with you. We will never ask you to send us money, technology, or anything else to work for our company. If you believe you are the victim of a scam, please review your local government consumer protections guidance and reach out to them directly.

If U.S. based: https://www.consumer.ftc.gov/articles/job-scams#avoidIf Canada based: https://www.canada.ca/en/services/finance/consumer-affairs.htmlIf U.K. based: https://www.gov.uk/consumer-protection-rightsIf Costa Rica based: https://www.consumo.go.cr/educacion_consumidor/consejos_practicos.aspx