Senior React Native Developer - Tietoevry Create (m/f/d)

About the company   

MentorMate creates durable technical solutions that deliver digital transformation at scale by blending strategic insights and thoughtful design with brilliant engineering. With mature and established practices in enterprise web and mobile development, quality engineering, technical architecture, human-centered design, cloud, DevOps, data, and analytics, the company provides challenging careers in a friendly and global people-oriented environment. We value every team member and share our success through flexible working models, competitive pay and benefits, and advancement opportunities.  

As part of global technology company Tietoevry Create, MentorMate enables people to work on impactful, global projects for recognizable brands and grow their careers in a team of over 10,000 experts. 

About the role 

We are seeking a highly skilled Senior React Native Engineer to join our team. The ideal candidate will have deep experience in mobile development, particularly with React Native, and a strong ability to troubleshoot and resolve complex issues, especially those involving third-party libraries and native integrations. This role requires excellent communication skills, a proactive mindset, and the ability to support and mentor less experienced engineers. 

Responsibilities 

• Develop, maintain, and optimize mobile applications using React Native. 

• Troubleshoot and resolve issues related to third-party libraries and SDKs (e.g., Zoom). 

• Collaborate with cross-functional teams to ensure seamless integration with backend systems, including Salesforce Cloud. 

• Work with real-time communication tools (e.g., WebSockets, PubNub) to support chat and video features. 

• Dive into native code (Swift, Objective-C, Kotlin, Java) when necessary to resolve platform-specific issues. 

• Provide architectural guidance and technical leadership within the team. 

• Support and mentor junior engineers, helping them overcome technical challenges. 

• Participate in code reviews and contribute to continuous improvement of development practices. 

Requirements 

• 5+ years of experience in mobile development, with a strong focus on React Native. 

• Proven ability to identify, debug, and resolve complex issues quickly and effectively. 

• Experience integrating and troubleshooting third-party SDKs, especially for video conferencing. 

• Familiarity with real-time communication technologies and protocols. 

• Ability to read and modify native mobile code (iOS and Android). 

• Strong communication skills and a proactive approach to problem-solving. 

• Experience working in structured codebases with complex architectural decisions. 

• Excellent verbal and written English communication skills. 

Preferred Qualifications 

• Hands-on experience integrating with real-time communication platforms (e.g., chat, video, or voice services using WebSockets, PubNub, or similar technologies). 

• Experience with Salesforce integrations. 

• Familiarity with Agile methodologies and best practices. 

• Knowledge of DevOps practices and CI/CD pipelines. 

• Experience working in cross-functional teams with varying levels of technical expertise. 

Benefits 

• Professional Growth: Clear career path with opportunities for vertical and horizontal advancement 

• Regular Salary Raises: Based on career path and performance 

• Social Security (IPS): Access to medical coverage and retirement benefits 

• Aguinaldo: Legally mandated benefit 

• Flexible Work Environment: Option to work remotely, in-office, or a combination of both 

• Upskilling: Access to various trainings, knowledge-sharing events, and personal learning budget 

• Referral Program: Bonus for referring employees 

• Teambuilding: Enjoy team gatherings and communities of interest 

#LI-Hybrid

At Tietoevry, we believe in the power of diversity, equity, and inclusion. We encourage applicants of all backgrounds, genders (m/f/d), and walks of life to join our team, as we believe that this fosters an inspiring workplace and fuels innovation. Our commitment to openness, trust, and diversity is at the heart of our mission to create digital futures that benefit businesses, societies, and humanity.

Diversity, equity and inclusion (tietoevry.com)