Senior Fiserv DNA Developer / Integration Consultant (Fintech)

Location: Remote within Canada; must be based in Canada and able to provide services as an independent contractor.

Company

hirify.global is a Canadian technology consulting company combining strategy, architecture, experience design, and engineering to help financial institutions modernize their services and improve member experiences.

What you will do

• Design, develop, and support integrations between Fiserv DNA and third-party applications, including digital banking, lending, CRM, payments, and other connected systems.
• Work with DNAconnect, DNA Core API transactions, Communicator Open, DNA APIs, and other applicable integration interfaces.
• Translate banking requirements into technical designs, interface specifications, and data mappings.
• Implement secure and reliable authentication, authorization, validation, error handling, retries, duplicate-request handling, and transaction reconciliation.
• Develop or enhance DNAapps using DNAcreator where applicable; create automated integration tests and support end-to-end, regression, and business acceptance testing.
• Diagnose issues across DNA, middleware, and connected systems; support releases, upgrades, production readiness, technical handover, and operational documentation.

Requirements

• Hands-on development or integration experience with Fiserv DNA is required.
• Direct experience with DNA APIs or integration interfaces is required, including the ability to explain the specific products, transactions, and tools used.
• Experience delivering or supporting at least one DNA-related solution in a production financial-services environment is required.
• Strong software development skills in the languages and frameworks used in previous DNA engagements; the technical stack must be identified.
• Experience with API integration, structured data formats, database queries, and troubleshooting across connected systems.
• Understanding of banking concepts including members or customers, accounts, deposits, lending, balances, and transactions.
• Experience building secure and reliable integrations involving sensitive financial information.
• Clear communication skills and ability to collaborate with architects, business analysts, QA teams, and vendor specialists.
• Must be based in Canada and able to provide services as an independent contractor.

Nice to have

• Experience supporting Canadian credit unions.
• DNAcreator, DNAapps, or Fiserv AppMarket development and validation experience.
• Experience with multiple DNA versions, upgrades, or core banking conversions.
• Integration experience involving digital banking, loan origination, CRM, payments, or reporting platforms.
• C#/.NET, SQL, Oracle/PLSQL, middleware, cloud platforms, or CI/CD experience relevant to previous DNA work.
• Previous delivery experience with Fiserv, a credit union, a core banking service provider, or a systems integrator.

Culture & Benefits

• Independent contractor engagement supporting upcoming credit-union and financial-services opportunities.
• Remote work within Canada.
• Accommodations are provided throughout the selection process.
• Anonymized project examples are welcome; confidential client information, proprietary code, and restricted vendor documentation should not be submitted.

Hiring process

• Submit a résumé online and include a cover letter.
• Describe DNA experience, interfaces and tools used, project examples, technical stack, location and time zone, earliest start date, weekly capacity, and expected hourly contract rate in CAD.