Senior Back-End Engineer

Join LotusFlare to build scalable, cloud-native systems powering millions worldwide. Work with top engineers, shape global connectivity, and grow in a purpose-driven, flexible environment.

LotusFlare is a provider of cloud-native SaaS products based in the heart of Silicon Valley. Founded by the team that helped Facebook reach over one billion users, LotusFlare was founded to make affordable mobile communications available to everyone on Earth.

Today, LotusFlare focuses on designing, building, and continuously evolving a digital commerce and monetization platform that delivers valuable outcomes for enterprises. Our platform, Digital Network Operator® (DNO™) Cloud, is licensed to telecommunications services providers and supports millions of customers globally.

LotusFlare has also designed and built the leading eSIM travel product - Nomad. Nomad provides global travelers with high-speed, affordable data connectivity in over 190 countries. Nomad is available as an iOS or Android app or via getnomad.app.

About the Position

Senior Backend Engineers at LotusFlare are replacing traditional business back ends with an engagement-centric, dynamic product stack. They are responsible for further developing, securing, and scaling the back-end infrastructure to support the platform to handle millions of concurrent API calls. Every engineer is an integral part of our global engineering team and is directly responsible for more than half a million users of our platforms. They are working on mission-critical, highly available distributed systems.

Responsibilities

• Your day usually starts with a daily meeting/standup/quick sync-up
• Your daily responsibilities include the entire software cycle from developing/testing, to code reviews and maintaining/managing your code/application on production
• You closely collaborate with product and other functional engineering teams
• You take time out of your day to closely collaborate with your teammates, asking questions or providing answers
• You take ownership of the code you write

Requirements

• A BA/BS in Computer Science, a related technical field, or equivalent practical experience would be a plus
• 5-7+ years of work experience - designing, building, and deploying highly scalable and secure web services in production environments
• We have a language-agnostic approach, we use Node.js, Lua, and Scala-experience with other languages such as Java, Python, Golang, C++, or similar is welcome
• Strong understanding of security best practices, performance optimization, and fault tolerance
• In-depth knowledge of distributed systems concepts (consistency, fault tolerance, consensus algorithms)
• Mastery of RESTful API design principles. Experience with API gateways, API documentation tools, and API security
• Deep understanding of network protocols (TCP/IP, HTTP, DNS) and how they impact application performance and security
• Strong understanding of concurrency models and their tradeoffs
• Experience with techniques for handling concurrency challenges in high-traffic environments
• Advanced data modeling skills in both SQL and NoSQL databases
• Hands-on experience with a wider range of cloud platforms and technologies. This might include containerization (Docker, Kubernetes), serverless computing, and other DevOps tools

We Offer

• Competitive salary package.
• Paid lunch (In the office)
• Private healthcare
• Yearly bonus
• Training and workshops
• Truly flexible working hours
• Top-of-the-class engineers to learn from and work with

About the Company

At LotusFlare, we attract and keep amazing people by offering two key things:

• Purposeful Work: Every team member sees how their efforts make a tangible, positive difference for our customers and partners.
• Growth Opportunities: We provide the chance to develop professionally while mastering cutting-edge practices in cloud-native enterprise software.

From the beginning, our mission has been to simplify technology to create better experiences for customers. Using an “experience down” approach, which prioritizes the customer's journey at every stage of development, our Digital Network Operator™ Cloud empowers communication service providers to achieve valuable business outcomes. DNO Cloud enables communication service providers to innovate freely, reduce operational costs, monetize network assets, engage customers on all digital channels, drive customer acquisition, and increase retention.

With headquarters in Santa Clara, California, and five major offices worldwide, LotusFlare serves Deutsche Telekom, T-Mobile, A1, Globe Telecom, Liberty Latin America, Singtel, and other leading enterprises around the world.

Website: www.lotusflare.com

LinkedIn: https://www.linkedin.com/company/lotusflare

Instagram: https://www.instagram.com/lifeatlotusflare/

X: https://x.com/lotus_flare

Locations

• City: Mexico City
• Country: MX
• Remote status: Fully Remote

Employment Type

• Type: FULL_TIME

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Candidate Consent & Privacy Notice

Last Updated: December 15th, 2025

Introduction

At LotusFlare, Inc., including all its affiliates and subsidiaries (“LotusFlare” “our" “us” or “we”), we are committed to protecting the privacy and security of your personal data. This notice explains what personal data we collect from you as a job candidate, how we use it, how we keep it secure, and what your rights are in relation to your data.

By submitting your application, you consent to the practices described in this notice. Please read it carefully before acceptance.

1. What Personal Data We Collect

We collect and process personal data that you provide to us directly or that we receive from third-party sources in connection with your application. This may include:

• Contact Information: Your name, address, email address, telephone number and other similar identifiers.
• Professional History & Qualifications: Your resume/CV, cover letter, employment history, educational background, skills, employment preferences, willingness to relocate, current salary, desired salary, awards or professional memberships, professional and other work-related licenses, permits and certifications.
• **Publicly Available Information: **Information from your public profiles on professional networking sites like LinkedIn.
• **Interview Information: **Notes and feedback from interviews and assessments conducted during the recruitment process.
• **Voluntary Information: **Any other information you choose to provide, such as work portfolio links or personal websites, including any assessments you complete during the application process and information collected through the application process.

Should your application be successful, you may be required to provide information concerning third parties, such as referees or designated contacts. You are responsible for ensuring that you are authorised to disclose such information and that the individuals concerned have been appropriately informed that their personal data may be processed for verification or reference-checking purposes.

Where required or permitted by applicable law, certain Sensitive Personal Information may be requested following a conditional offer of employment to meet statutory or regulatory obligations.

For certain roles, and subject to local legal requirements, a background check may also be conducted. You will receive information about the nature of any such checks in advance, and it will only processed where lawful and, where required, with your prior written consent. In some cases, we may require additional checks to be conducted given your job profile, in which case we may require a subsequent consent for such additional checks or we may use your originally submitted consent, if still valid.

Applicants are requested not to submit Sensitive Personal Information unless specifically required under applicable legislation.

2. How We Use Your Data

Your personal data is used for the following recruitment-related purposes:

• **To Assess Your Application: **To evaluate your skills, qualifications, and suitability for the role you have applied for, as well as for future roles that may become available, including where you are allocated on new client facing projects and subject to specific client contract requirement.
• **To Communicate With You: **To manage our recruitment process and communicate with you about your application status, interviews, and other related matters.
• To process a referral request: We may contact you using the provided information when you are referred for a role at LotusFlare by a current employee through our established referral process.
• To Verify Your Information: To conduct reference checks and, where applicable and with your separate consent, background checks.
• To Comply with Legal Obligations: To meet our legal, regulatory, and compliance requirements.

3. How We Keep Your Data Secure

We have implemented appropriate technical and organizational security measures to protect your personal data from accidental loss, unauthorized access, alteration, or disclosure. These measures include:

• Access Control: Limiting access to your personal data to authorized personnel (e.g., HR, hiring managers) on a need-to-know basis.
• **Secure Systems: **Storing your data in our secure Applicant Tracking System, and other protected internal systems.
• Data Encryption: Encrypting data where appropriate.
• **Employee Training: **Training our employees on data protection and privacy best practices.

4. Data Retention

We will retain your personal data for a period of 25 months from the date of your application. We retain your data for this period to consider you for future job opportunities at LotusFlare.

After the retention period expires, or if you withdraw your consent, your personal data will be securely and permanently deleted from our systems.

Where consent is not provided, your personal data will be retained for a limited period for administrative and compliance purposes and securely deleted thereafter.

5. Your Data Protection Rights as Data Subject

Under data protection law, you have several rights, including:

• **Right of Access: **You can request a copy of the personal data we hold about you.
• **Right to Rectification: **You can ask us to correct any inaccurate or incomplete data.
• **Right to Erasure: **You can request that we delete your personal data from our records.
• **Right to Restrict Processing: **You can ask us to suspend the processing of your data in certain circumstances.
• **Right to Withdraw Consent: **You can withdraw your consent at any time. The withdrawal of consent will not affect the lawfulness of processing based on consent before its withdrawal.

To exercise any of these rights, or if you have any questions, please contact us at [email protected]