The Sr. Software Engineer will develop and test applications using .NET and SQL, collaborate with teams, ensure quality practices, and maintain technical documentation. They will contribute to software design and process improvements while adapting to changing environments in payment systems.
The FreedomPay Commerce Platform is the technology of choice for many of the largest companies across the globe in retail, hospitality, lodging, gaming, sports and entertainment, foodservice, education, healthcare and financial services. FreedomPay’s technology has been purposely built to deliver rock solid performance in the highly complex environment of global commerce. The company maintains a world-class security environment and was first to earn the coveted validation by the PCI Security Standards Council against Point-to-Point Encryption with EMV standard in North America. FreedomPay’s robust solutions across payments, security, identity and data analytics are available in-store, online and on-mobile and are supported by rapid API adoption. The award winning FreedomPay Commerce Platform operates on a single, unified technology stack across multiple continents allowing enterprises to deliver a consistent, repeatable experience on a global scale. FreedomPay is a fast paced, high growth company with a great culture with competitive benefits and compensation with a business casual atmosphere.
Responsibilities
- Work within the Agile Scrum team to create stories, tasks, estimates, and delivery each Sprint
- Analyze requirements and translate specifications into system designs
- Apply systems thinking to create solutions across environments and products
- Collaborate in the selection of software development tools and frameworks
- Influence product design by being the voice of maintainability
- Ensure the delivery of high quality and rigorously consistent products
- Contribute to the design of the company's software standard
- Code application libraries for re-usability and test ability.
- Define projects, tasks, and release deliverables
- Contribute to software process improvement
- Strive to become a subject matter expert in FreedomPay products and the payment industry
- Interface with internal stakeholders
- Learn and adapt to the ever-changing hardware and software environments of payment systems and processing
- Update technical documentation
- Work with the QA team to ensure proper test plan, test coverage, test execution
Required Skills and Experience
- 7 years’ experience in application development and testing using .NET and SQL
- Strong web development using MVC, jQuery
- Deep understanding of the SPA framework architectures, React, Angular, Redux, MicroUI’s, Typescript, State Management, Server-side rendering, API layers with security in mind, JWT Tokens
- Exposure to agile software development
- Expert-level understanding of web technologies such as CSS, HTML, Javascript, Websockets
- Strong Knowledge of web performance, localization, and accessibility best practices
- Experience breaking-down monolithic web applications into components
- Excellent problem solver who delivers innovative solutions
- Enjoys a fast-paced environment and can manage multiple projects during a sprint
- Reliable team member
- Experience with accurate task estimating and planning
- Effective English communication skills (Listening, Speaking, Writing)
- Strong SQL Server development skills
- Understanding of secure coding practices
- Familiarity with Git
- Microsoft Office
- Must pass a criminal background check
As the fastest growing commerce company in the industry, we offer the opportunity for tremendous upward mobility within the company as well as development and professional growth opportunities. FreedomPay's fulltime roles provide exceptional benefits including medical, prescription, dental and vision coverage, Life Insurance, Retirement Plans with company match, commission sharing plan, flexible hybrid working environment, and great parental and other leave programs. All positions must be able to successfully pass a background check as well as a credit check.
FreedomPay is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.
Similar Jobs
Artificial Intelligence • Cloud • Computer Vision • Hardware • Internet of Things • Software
Own end-to-end commercial navigation features for fleet customers across mobile, backend, and web platforms. Build reliable, tested, observable software for challenging conditions such as poor connectivity and changing routes. Collaborate with product, design, Maps, Telematics, and customer-facing teams to define priorities, success metrics, and tradeoffs. Ship and maintain customer-facing experiences, with opportunities to use React Native, Swift, Kotlin, geospatial technologies, and AI-assisted development tools.
Top Skills:
Ai-Assisted Development ToolsBackend ServicesGeospatial TechnologyInternet Of Things (Iot)KotlinMapping TechnologyMobile ApplicationsReact NativeSwiftWeb Applications
Financial Services
Leads software engineering for AI/ML products within an agile banking technology team. Develops, reviews, debugs, and operationalizes secure production code using Python, PySpark, Databricks, AWS, and LLM technologies. Establishes governance and validation standards for AI-assisted engineering, promotes responsible AI practices, guides technical design and operations, and serves as a subject matter expert across teams.
Top Skills:
Agentic AiAWSDatabricksGenerative AiLlmPysparkPython
Cloud • Fintech • Food • Information Technology • Software • Hospitality
Design, build, and operate backend services for Toast’s Business Map platform, including location and organization APIs. Own features from design through production rollout, testing, monitoring, and feature-flagged deployment. Collaborate with partner teams, participate in on-call support, resolve production issues, write technical designs, conduct code reviews, and mentor newer engineers.
Top Skills:
Ai-Assisted DevelopmentCoding AgentsDistributed SystemsEvent StreamingEvent-Driven MessagingFeature FlagsGraphQLGrpcJavaKotlinMicroservicesPostgresReactSQLTypescript
What you need to know about the NYC Tech Scene
As the undisputed financial capital of the world, New York City is an epicenter of startup funding activity. The city has a thriving fintech scene and is a major player in verticals ranging from AI to biotech, cybersecurity and digital media. It also has universities like NYU, Columbia and Cornell Tech attracting students and researchers from across the globe, providing the ecosystem with a constant influx of world-class talent. And its East Coast location and three international airports make it a perfect spot for European companies establishing a foothold in the United States.
Key Facts About NYC Tech
- Number of Tech Workers: 549,200; 6% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Capgemini, Bloomberg, IBM, Spotify
- Key Industries: Artificial intelligence, Fintech
- Funding Landscape: $25.5 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Greycroft, Thrive Capital, Union Square Ventures, FirstMark Capital, Tiger Global Management, Tribeca Venture Partners, Insight Partners, Two Sigma Ventures
- Research Centers and Universities: Columbia University, New York University, Fordham University, CUNY, AI Now Institute, Flatiron Institute, C.N. Yang Institute for Theoretical Physics, NASA Space Radiation Laboratory



