Senior Software Engineer

United Statessenior

Software EngineerSoftware Engineering

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Quick Summary

Key Responsibilities

Design, develop, and deploy highly performant C++ solutions for the MFA platform, ensuring high availability and low-latency performance.

Requirements Summary

5+ years of professional software development experience, with a strong focus on the following: Core Technical Skills Deep proficiency in C++ (C++20), including modern language features,

Technical Tools

Software EngineerSoftware Engineering

As the world moves to a mobile-first economy, businesses need to modernize how they acquire, engage with and enable consumers. Prove’s phone-centric identity tokenization and passive cryptographic authentication solutions reduce friction, enhance security and privacy across all digital channels, and accelerate revenues while reducing operating expenses and fraud losses. Over 1,000 enterprise customers use Prove’s platform to process 20 billion customer requests annually across industries, including banking, lending, healthcare, gaming, crypto, e-commerce, marketplaces, and payments. For the latest updates from Prove, follow us on LinkedIn.

Prove is driving the future of digital identity. We are looking for Provers who know how to make an impact. We’re talking self-starting professionals who thrive in a fast-paced environment, process information quickly, and make intelligent decisions. The work is challenging and requires not only smart but natural curiosity and tenacity. Teamwork is also important to us – we work together and play together.

Prove has big plans, and we’re excited about the future. If this sounds like the place for you – come join our team!

We are looking for a talented and experienced Senior Software Engineer to join our Engineering team, focusing on the core MFA (Multi-Factor Authentication) platform. Leveraging your deep experience in C++, you will be instrumental in designing, optimizing, and maintaining performance-critical, high volume authentication and identity systems. This is a hands on role where you will contribute directly to critical infrastructure, architectural decisions, and cross-functional teams solution delivery.

Responsibilities

~1 min read

→Design, develop, and deploy highly performant C++ solutions for the MFA platform, ensuring high availability and low-latency performance.
→Lead the technical implementation of critical 2026 initiatives, including the migration to a new Voice OTP vendor, the full integration of a secondary SMS provider, and migrating Lynx SMS/voice customers to the Linetype API.
→Enhance fraud prevention capabilities within the MFA platform through robust software engineering solutions.
→Write clean, efficient, well-tested, and maintainable C++ code, and conduct rigorous code reviews to maintain high coding standards.
→Own the delivery lifecycle of software features from initial concept through production deployment, partnering with Product and Operations teams.
→Identify and resolve performance bottlenecks in complex, high-throughput C++ systems through profiling, benchmarking, and optimization.
→Lead small projects, mentor mid-level and junior engineers, and drive technical excellence within the team.
→Promote, maintain and enhance our cultural values of humility, passion, inclusion, and leadership.

Responsibilities

~2 min read

→Competitive salaries & Bonus Plan (for eligible roles) and Equity Plan
→Modern Health for financial, mental, and physical wellness
→401(k) Retirement Plan & Match (US Offices) and Local Country Pension (International Offices)
→Unlimited Vacation and Flexible hours
→Comprehensive medical benefits for you and your family ❤️
→Emotional & Physical Wellness – Access to wellness services (EAP & Prove Well-Being Reimbursement)
→Bottomless snacks & beverages for certain office locations
→Daily GrubHub stipend for lunch if coming into the office (US Offices)
→A great place to work and connect with other talented Provers like yourself!

Don’t meet every single requirement? Studies have shown that women and people of color are less likely to apply to jobs unless they meet every single qualification. At Prove we are dedicated to building a diverse, inclusive and authentic workplace, so if you’re excited about this role but your past experience doesn’t align perfectly with every qualification in the job description, we encourage you to apply anyways. You may be just the right candidate for this or other roles.

Equal Opportunity Employment:

Prove is an equal opportunity employer committed to providing equal employment opportunity for all people regardless of race, color, religion, gender or sexual orientation, age, marital status, national origin, citizenship status, disability, veteran status or other personal characteristics

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