We Have Worked With

Supercharge Your Financial Solutions with Expert Finicity Developers
Leverage the true potential of your fintech applications by leveraging the expertise of our dedicated Finicity developers. At FintegrationFS, we understand that in the fast-paced and ever-evolving world of financial technology, having access to accurate, real-time financial data is crucial for developing innovative solutions that meet the demands of today’s market. Our Finicity developers are proficient in integrating and customizing Finicity’s comprehensive suite of APIs, which include account verification, transaction data, and credit decisioning.
Whether you are looking to build a new financial application from the ground up or enhance your existing systems with Finicity’s powerful tools, our fintech developers are equipped to deliver tailored solutions that drive efficiency and innovation. Our commitment to quality and client satisfaction means we work closely with you throughout the development process, providing ongoing support and maintenance to ensure your applications continue to perform optimally. Trust FintegrationFS to help you navigate the complexities of financial technology and bring your vision to life with the expertise and reliability that sets us apart.
Why Work With Us?

Our developers are proficient in utilizing Finicity’s comprehensive suite of APIs, including account verification, transaction data, and credit decisioning. This ensures that your applications are equipped with reliable, real-time financial data.
Every business has unique needs. Our Finicity developers offer customized solutions tailored to your specific requirements, ensuring seamless integration and optimal performance.
We prioritize the security of your financial data and ensure compliance with all relevant regulations. Our developers implement best practices to safeguard your users' information.
Our Expertise
Deep Technical Acumen
Proficiency in Multiple Languages & Frameworks: Our talent pool includes experts in Python, Java, C++, JavaScript, Go, Rust, and more, with mastery over popular frameworks such as React, Angular, Vue, Django, and Spring Boot, enabling versatile and efficient development.
Collaborative Development Environment
Real-time Communication & Documentation: Utilizing tools like Slack, Trello, and JIRA for efficient project management, our team ensures seamless communication. We adhere strictly to documenting code, ensuring easy handovers and future scalability.
Adaptability to Modern Methodologies
Agile, DevOps & Microservices Architecture: Our developers are trained in Agile and DevOps methodologies, ensuring rapid deployment and continuous integration. They are also skilled in microservices best practices, allowing for the creation of scalable and maintainable applications.
Dedicated & Comprehensive Testing
Automated, Performance & Stress Testing: Familiarity with Selenium, JUnit, and other testing frameworks ensures the reliability and quality of your applications. Rigorous performance and stress testing guarantee that your applications perform optimally under real-world conditions.
Noteworthy Finicity API Implementations
Our expertise in Finicity integration has facilitated numerous successful projects. Here are some notable cases where our proficiency in Finicity integration added substantial value for our clients:

We developed an advanced personal finance management app utilizing Finicity's capabilities to aggregate user financial data from multiple institutions. This app provides users with a comprehensive overview of their financial health, helping them make smarter budgeting decisions and improve their financial planning.
For an emerging FinTech startup, we implemented a Finicity integration that streamlined their lending process. By automating the verification of income, account balances, and transaction histories, we significantly reduced the time required for loan approval and disbursement.
For an enterprise SaaS provider, we integrated Finicity’s financial data aggregation APIs to enhance their financial reporting capabilities. This integration allowed the SaaS platform to pull real-time financial data from users’ accounts, providing accurate and up-to-date financial reports.
Contact Us
Helping businesses build secure, scalable, and compliant FinTech solutions.

Q: How much does it cost to integrate Finicity?
A: Finicity integration costs depend on which APIs you need. A basic account aggregation integration (Finicity Connect) typically costs $15,000–$30,000 and takes 3–5 weeks. Adding income verification, cash flow analysis, and payment features increases scope to $40,000–$80,000. We provide detailed estimates during our free consultation.
Q: What is the difference between Finicity and Plaid?
A: Both are bank aggregation platforms, but Finicity (owned by Mastercard) tends to be stronger for mortgage/lending use cases with its VOIE and VOA products. Plaid has broader consumer app adoption. Our team works with both — we help you choose the right platform based on your specific use case, coverage needs, and budget.
Q: Can Finicity be used for mortgage lending applications?
A: Yes — this is one of Finicity's strongest use cases. We build automated income verification (VOIE), asset verification (VOA), and cash flow analysis pipelines for mortgage lenders. These integrations can reduce manual underwriting time by 60–70% and are accepted by Fannie Mae and Freddie Mac.
Q: How does Finicity handle data security?
A: Finicity is SOC 2 Type II certified, uses tokenized credentials (never stores user passwords), and encrypts all data in transit and at rest. As a Mastercard company, it adheres to enterprise-grade security standards. Our developers implement additional security layers including data minimization and audit logging.
Q: Can you migrate us from Plaid to Finicity (or vice versa)?
A: Yes. We've handled several Plaid-to-Finicity and Finicity-to-Plaid migrations. The process involves mapping API endpoints, migrating linked accounts, updating data normalization logic, and running parallel testing. Typical migration projects take 4–8 weeks depending on complexity.
