• Design and build scalable full stack applications using React, TypeScript, and Next.js on the frontend and Python (FastAPI) and/or Node.js on the backend • Architect and maintain RESTful APIs and microservices with strong versioning, backward compatibility, and API-first design principles • Develop distributed systems leveraging event-driven architectures, messaging systems (Kafka, Pub/Sub), and asynchronous processing • Build and integrate LLM-powered applications, including RAG pipelines, agentic workflows, and tool-calling frameworks (LangChain, LangGraph) • Collaborate with AI/ML teams to integrate model serving platforms and orchestrate multi-agent systems • Implement real-time capabilities using WebSockets, Server-Sent Events (SSE), or streaming frameworks • Ensure high-quality engineering standards across testing (TDD/BDD), CI/CD pipelines, and infrastructure-as-code • Deploy and manage cloud-native applications on GCP and/or Azure, leveraging Docker and Kubernetes • Champion observability and monitoring using logging, metrics, and tracing (e.g., OpenTelemetry) • Build developer-friendly tools including SDKs, documentation, and API portals • Mentor engineers and contribute to system design, architecture reviews, and best practices

• D1- Updated, maintained, and release-ready NIRIS software baseline aligned with supported Java LTS releases. • D2- NIRIS unit and automated test updates. • D3- NIRIS logging and troubleshooting improvements. • D4- Updated NIRIS interface and interoperability support. • D5- Updated NIRIS software documentation set.

Title: Staff Software Engineer (Fullstack) Location USA; Brooklyn, NYC Employment Type Full time Location Type Remote Department Engineering About Us Propel is on a mission to build technology that strengthens the social safety net. We’re a passionate team of ~100 Propellers who envision a future where every American has the tools and resources they need to thrive. The Role Are you a Fullstack Engineer looking to make a big impact at a mission-driven company? Do you thrive in high-autonomy startup environments? We’re looking for a motivated Fullstack Engineer to join our engineering team at Propel to help make this a reality. This role includes opportunities to flex between IC and engineering management and team leadership! This role will make an impact and possibly work across several products and stacks, including interacting with government programs, surfacing savings opportunities, enrolling users in healthcare plans, internal tooling, architecture, and more! We are looking for a passionate, user-centric fullstack engineer that is excited about working on meaningful and complex technical problems that have a positive impact on our users’ lives. Here's how you'll impact the company: - Be a strategic leader in identifying the best technical and product opportunities. Whether it’s hopping in to build a service from scratch to support a new product line or advocating for a large refactor of a legacy system, this role will have a strong voice in setting the technical and product direction of the company and be hands-on in making it happen. You will likely be asked to lead a team at various points and be flexible in going between impactful IC work and leadership responsibilities. - Up-level and set the bar for engineering. You will be a role model for others and establish best practices when it comes to technical decisions, code hygiene, written communication and documentation, and judgment when it comes to shipping high-quality products and projects on a timeline. - Dive deep into the most important, highest complexity problems at the company. When there is something that needs to get done at high complexity and scale, you’ll be someone we lean on to help get it done. You’ll be given both a lot of autonomy and a lot of support in how you want to tackle tough but rewarding challenges! Requirements: - 10+ years experience in designing, building, shipping, and maintaining complex full-stack software at scale - 3+ years experience successfully leading and managing a team - Fluency in at least one backend and one frontend language, with a willingness to learn Python and JavaScript - Experience working in a startup environment and possess the ability to operate effectively and independently when faced with ambiguity - Ability to ramp up quickly to our product ecosystem to contribute to large and impactful projects - Excellent communication skills across technical and non-technical audiences and topics, both written and verbal - Ability to provide excellent feedback in technical specs, code reviews, and team discussions - Passion for making a difference in the lives of our users Exceptional candidates will have: - A track record of identifying the right problems to solve, advocating for and driving change, and keeping stakeholders in the loop - Experience with building consumer-facing product(s) for large user bases - Flexibility in operating as a pure individual contributor or as a manager of a small team - Curiosity and excitement when confronted with new technologies, stacks, or novel problems - Excellent judgment when trading off speed of shipping vs. robustness and scalability - The ability to adapt and communicate smoothly across all levels of seniority - A focus on impact and ability to prioritize both long-term and short term needs - Eagerness to participate at the strategic level when it comes to the technical and product roadmap and prioritization on the organization-level - Passion and skill for mentoring and up-leveling other engineers At Propel, you'll enjoy: - Meaningful work and a strong, shared sense of mission with a passionate and world-class team - Remote-friendly work environment with a dog-friendly office in Downtown Brooklyn - 20 days of PTO and unlimited sick days - 4% 401K match - $10k lifetime spend towards Carrot Fertility - Excellent Medical, Dental and Vision options - Other health and mental health focused benefits and perks - Propel builds compensation bands referencing the 75th percentile of compensation for companies like us. Expected compensation for the role as scoped is $240K - $270K and will be based on how a candidate matches to our internal leveling guide. Bands may be expanded if someone is leveled more senior than the role was initially scoped. Additional Considerations: - We are committed to building a diverse and inclusive team, and welcome applicants from all backgrounds and abilities. - We're currently accepting applications from the states we have an established entity, which includes California, Colorado, District of Columbia, Florida, Georgia, Illinois, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Texas, Virginia, and Washington. - Background Check Requirement: For roles with access to confidential employee or customer information, a background check may be conducted following a conditional offer. All background checks are handled in accordance with applicable laws, including the Fair Credit Reporting Act (FCRA). More About Propel Propel is a technology company that’s strengthening the social safety net for people who receive government benefits. Over 5 million Americans trust the free, modern Propel app to manage their government benefits, save money, and get updates when their benefits change. We’ve also partnered with renowned institutions and organizations like Vote.org, GoFundMe, and GiveDirectly. Propel is a for-profit, venture-backed company that holds its social mission at its core. We're proud to be supported by a blend of nonprofits, impact investors, and world-class investors including the Robin Hood Foundation, Andreessen Horowitz, Nyca Partners, Financial Health Network, JPMorganChase, Kevin Durant, Serena Williams, and Nas. Learn more about our impact from the press - Fintech Company Propel Announces $10 Million Fund For Food Stamp - Late Show With Stephen Colbert - How to Propel the Fight Against Poverty in America - How Tech is Helping Poor People Get Government Aid - How one tech startup is giving cash to SNAP recipients - Recipients Affected By Government Shutdown - How hunger relief groups say you can help feed your neighbors during the shutdown and beyond Join us, and let's build something amazing together!

Role Description We are seeking a Senior Full Stack Developer with strong backend orientation and hands-on experience in modern frontend frameworks. This role requires an AI-native engineer capable of leveraging AI tools across the entire SDLC to accelerate delivery, improve quality, and contribute to a high-performing engineering culture. You will work in a collaborative Agile environment, designing and implementing scalable, secure, and high-quality enterprise applications. Key Responsibilities - Design, develop, and maintain enterprise-grade applications and microservices. - Collaborate with business stakeholders and technical teams to analyze requirements and define solutions. - Develop backend components using Java, Spring Boot, Hibernate/JPA. - Develop frontend components using Angular, HTML, CSS, JavaScript/TypeScript. - Create and execute test cases to ensure software quality and reliability. - Participate in CI/CD processes, deployments, and production support. - Diagnose and resolve incidents, performance issues, and application defects. - Contribute to architecture discussions and engineering best practices. - Promote clean code, maintainability, observability, and security. - Mentor junior developers and support engineering culture. AI‑Native Engineering Responsibilities - Use AI-powered tools (GitHub Copilot, Cursor, ChatGPT, Claude, Gemini, Devin, Sourcegraph Cody, Continue.dev) throughout the SDLC. - Apply AI-driven practices for: - Code generation and refactoring - Automated documentation - Test generation and validation - Debugging and root cause analysis - Code reviews and quality improvements - SDLC automation and productivity optimization - Ensure secure and appropriate use of LLMs in enterprise environments. - Contribute to AI engineering governance and best practices. - Stay current with emerging AI engineering trends and accelerators. Qualifications - 5+ years as a Full Stack Developer / Software Engineer (backend-oriented preferred). - Strong experience with Java, Spring Boot, Hibernate/JPA. - Experience with Angular and modern frontend technologies. - Strong SQL skills (Oracle, PostgreSQL). - Experience designing and consuming REST APIs. - Experience with Git/GitHub and collaborative workflows. - Experience with microservices architecture. - Experience with Jenkins and CI/CD pipelines. - Experience working in Agile (SCRUM). - Experience with Docker and OpenShift. - Experience with AWS (nice to have). - Knowledge of monitoring, logging, and observability tools. - C1 proficiency in Spanish & English. AI & Modern Engineering Skills - Hands-on experience using AI-powered development tools. - Understanding of prompt engineering and AI-assisted development. - Experience integrating AI into engineering workflows and pipelines. Soft Skills - Strong analytical, problem-solving, and communication skills. - Passion for innovation, automation, and continuous improvement. Nice to Have - Experience with event-driven architectures and messaging systems. - Experience with Kubernetes. - Experience with automated testing frameworks. - Exposure to AI/ML or GenAI platforms. - Knowledge of secure coding practices in AI-assisted environments. Benefits - Remote position - CET Timezone working hours - Freelance, full-time contract. - Possibility to be part of a multicultural team and work on international projects.