Software provider specializing in customer onboarding for financial institutions

Prelim is seeking an Application Security Engineer to join their rapidly growing remote US team. As the first dedicated security hire, you'll architect and build security systems protecting financial institutions' access for millions of people.

Key Responsibilities:
- Architect and implement security controls across the entire stack (React frontend, Node.js APIs, PostgreSQL databases)
- Hunt for and remediate complex vulnerabilities including authentication bypasses, race conditions, session fixation, and CSRF attacks
- Build sophisticated authentication, authorization, and session management systems
- Design security monitoring, automated threat detection, and incident response systems
- Navigate and implement compliance requirements (PCI DSS, SOX, GDPR, SOC 2)
- Lead security code reviews and establish scalable security practices
- Own security architecture decisions impacting millions of users

The role offers:
- Opportunity to build security architecture from the ground up
- Work with major financial institutions
- Direct access to leadership and immediate impact on product decisions
- Growth potential to lead Prelim's security team
- Meaningful equity grants with minimal dilution (company is profitable and growing 2x YoY)
- Fast-paced remote environment
- Comprehensive benefits package and flexible working hours

This is a unique opportunity to shape the security foundation of a rapidly growing fintech platform while protecting sensitive financial data for millions of users. The ideal candidate will balance technical expertise with business context, focusing on practical solutions that enable fast-paced growth while maintaining enterprise-grade security standards.

Senior Application Security Engineer role at Prelim, building and architecting security systems for financial institutions' digital onboarding platform.

Application Security Engineer

Infrastructure platform powering digital onboarding for financial institutions, processing millions of applications across hundreds of banking products.

Prelim is seeking a Software Engineer to join their rapidly growing remote US team, focusing on building the platform that handles every type of financial institution onboarding. This role presents an exciting opportunity to work on massive-scale engineering challenges while being part of a fast-paced startup culture.

The position involves owning critical parts of the platform that powers digital onboarding for financial institutions worldwide. You'll be working directly with customers, product teams, and engineering leadership to build systems handling various financial services, from online deposit account opening to treasury services onboarding and credit card applications.

As a Software Engineer at Prelim, you'll be responsible for architecting and building features across the entire stack, using technologies like React, Node.js, and PostgreSQL. The role requires solving complex technical challenges around multi-tenant architecture and real-time data processing while maintaining bank-grade reliability requirements. You'll be working on systems that process millions of applications across hundreds of different banking products.

Prelim is a profitable company growing 2x year-over-year, offering meaningful equity grants with minimal dilution. The company's platform integrates with legacy systems while delivering modern, user-friendly experiences that customers expect. This position offers direct impact on product decisions, close collaboration with leadership, and the opportunity to help build the technical foundation for the future of banking onboarding.

The ideal candidate should have experience with modern web technologies, strong system design skills, and the ability to solve complex technical problems with business context. You should be able to communicate technical concepts clearly to both technical and non-technical stakeholders, including bank executives. This role offers significant growth potential, with opportunities to take on more ownership and potentially lead engineering teams as the company continues to scale.

Working at Prelim means joining a team that's building the infrastructure powering the future of banking relationships. You'll have the chance to work with major financial institutions while tackling engineering challenges that most developers never encounter. If you're passionate about creating impactful solutions in the financial technology sector and want to be part of a rapidly growing company, this role offers an excellent opportunity to make your mark.

Software Engineer position at Prelim to build and maintain digital onboarding platform for financial institutions, offering $110k-$140k salary plus equity.

Software Engineer, Product

A software provider specializing in customer onboarding for financial institutions, processing millions of account opening requests while maintaining financial institution grade security standards.

Prelim, a rapidly growing fintech company, is seeking their first dedicated Application Security Engineer to join their fully remote US team. This role presents a unique opportunity to architect and build security systems that protect financial institutions' access for millions of people.

As an Application Security Engineer, you'll be responsible for owning the security of the platform that powers digital account opening for financial institutions worldwide. Working directly with the engineering team, financial institutions customers, and compliance stakeholders, you'll design and implement cutting-edge security solutions that protect sensitive financial data while meeting complex regulatory requirements.

The role requires 2-5 years of experience in application security or software development with a strong security focus. You'll work with modern technologies including React frontend, Node.js APIs, and PostgreSQL databases. Key responsibilities include implementing security controls, hunting for vulnerabilities, building authentication systems, and leading security code reviews.

Prelim is a profitable company growing 2x year-over-year, offering meaningful equity grants with minimal dilution. As the first security hire, you'll have the rare opportunity to build security architecture from the ground up while working with major financial institutions. The position offers a competitive salary range of $120,000 - $150,000 plus equity.

The ideal candidate will have deep understanding of web application security, experience with security testing tools, and knowledge of compliance frameworks like PCI DSS and SOC 2. You should be able to balance security with business impact and communicate complex security concepts to various stakeholders.

Working at Prelim means joining a small, brilliant team that moves fast and takes ownership. You'll have direct access to leadership, immediate impact on product decisions, and the opportunity to grow into leading Prelim's security team as they scale. If you're passionate about protecting sensitive financial data and want to shape the future of financial institutions' security, this role offers an exceptional opportunity to make a significant impact.

Application Security Engineer role at Prelim to build and maintain security systems for financial institutions' digital account opening platform.

Software platform that powers digital onboarding for financial institutions, streamlining account opening processes.

Prelim is revolutionizing financial institution onboarding through their innovative platform. As a Software Engineer, Product, you'll be at the forefront of building critical infrastructure that handles everything from simple deposit accounts to complex treasury services for millions of users.

The role involves architecting and developing features across the entire stack using React, Node.js, and PostgreSQL, while handling massive scale and complexity. You'll design onboarding flows for various financial services including deposits, loans, treasury services, credit cards, and business accounts. The position requires integrating with legacy bank infrastructure and solving complex technical challenges around multi-tenant architecture and real-time data processing.

Working directly with major banks, you'll translate complex business requirements into elegant technical solutions. You'll build both customer-facing applications and internal tools for bank employees, while ensuring performance, scalability, and reliability of systems processing millions of applications.

The ideal candidate should have experience with modern web technologies, strong system design skills, and the ability to solve complex technical problems with business context. You should be passionate about user experience, communicate technical concepts clearly, and be excited about working directly with customers.

Prelim offers a unique opportunity to join a profitable company growing 2x year-over-year, with meaningful equity grants and minimal dilution. You'll have direct impact on product decisions, work closely with leadership, and help build the technical foundation for the future of banking onboarding. The role provides significant growth potential, including opportunities to lead engineering teams as the company scales.

The company values collaboration, creativity, and problem-solving, offering a comprehensive benefits package, flexible working hours, and great work-life balance. If you're passionate about fintech and want to make a real impact in the banking industry while working with cutting-edge technology, this role at Prelim presents an exceptional opportunity to shape the future of financial institution onboarding.

Software Engineer, Product role at Prelim, building digital onboarding infrastructure for financial institutions using React, Node.js, and PostgreSQL.

Prelim Engineering Jobs

Software provider specializing in customer onboarding for financial institutions