we are looking for a Senior Full Stack Mobile Developer.
In this role you will:
Design, build, and maintain our full product suite, including backend services, mobile applications (React Native), and web products.
Lead development of high-quality, performant cross-platform mobile experiences while ensuring strong integration with backend and web systems.
Contribute to architectural decisions, code quality standards, and long-term scalability across mobile and web platforms.
Mentor and support other engineers through code reviews, technical guidance, and close collaboration.

we are looking for a Senior Full Stack Developer.
In this role you will:
Design, build and maintain our full product suite, including backend services, mobile applications, and web products.
Work with engineers, product managers, and designers to craft world-class experiences and participate in all aspects of the project lifecycle.
Take part in the early stages of the product and help set the groundwork for the future of the engineering team and the company.

We are looking for a Senior Full-Stack Engineer who specializes in Mobile application development and is passionate about building high-quality products, solving complex technical challenges, and delivering experiences that make a meaningful impact on people's lives. You will partner closely with Product, Design, Data Science, and Engineering teams to take products from concept to production while helping shape the future of our platform.
You will join an experienced engineering organization building products used by people around the world, working in an AI-augmented development environment that embraces modern tools to accelerate delivery, improve code quality, and increase engineering effectiveness.
Our Technology Stack: React Native, React, TypeScript, Redux, Scala, Play Framework, Microservices, AWS, Docker, Kubernetes, MongoDB, Redis, PostgreSQL, Spark, Elasticsearch, Kafka, and more.
Responsibilities:
Build and deliver scalable, reliable, and maintainable software that powers products used daily by members around the world.
Design and develop frontend and backend solutions with a focus on performance, scalability, and user experience.
Create reusable frontend architecture, components, and engineering patterns that improve development velocity and consistency.
Partner with Data Science teams to integrate algorithms and data-driven capabilities into new and existing products.
Collaborate closely with Product Managers, Designers, Data Engineers, and fellow engineers throughout the full product development lifecycle, including discovery, design, implementation, experimentation, and iteration.
Take ownership of projects from technical design through production deployment and ongoing optimization.
Contribute to architectural decisions and continuously improve engineering standards, processes, and platform capabilities.
Leverage AI tools throughout the software development lifecycle to accelerate development, improve code quality, and increase team productivity while maintaining strong engineering judgment.

As a Senior Software Engineer, you will not just write code-you will own problem spaces end-to-end. From shaping scope to aligning across functions, youll drive technical excellence and delivery within the team. Youll mentor and coach other engineers, help set the quality bar, and influence the long-term architecture and culture of the engineering organization.

This is a hands-on leadership role where youll be expected to contribute directly, while also enabling others to deliver and grow.

What Youll Do
Own projects end-to-end: from scoping, design, and implementation to delivery and ongoing improvement.

Drive technical alignment and foster collaboration across functions and teams.

Set and maintain the engineering quality bar through best practices, reviews, and continuous improvement.

Mentor, coach, and support the growth of other engineers on the team.

Balance architectural decisions with business needs, scalability, and delivery timelines.

Design and build maintainable, extensible, and performance-minded services / APIs.

Advocate for modern engineering practices.

Were hiring a Senior Full-Stack Mobile Developer to join the team and take a central role in building our mobile product. This role reflects what modern product engineering looks like: ownership across the stack, strong product judgment, and the ability to turn early ideas into polished experiences used by real customers.



What Youll Do

Take full responsibility for features end-to-end, from technical design through implementation, testing, release, and production monitoring.
Design, build, and ship our mobile application using React Native and TypeScript.
Develop and maintain backend services and APIs, primarily in Python.
Work across the client, backend, databases, analytics, and supporting infrastructure.
Collaborate closely with product and design to turn early ideas into fast, intuitive, and polished user experiences.
Analyze product and production data to understand performance, identify opportunities, and guide improvements.
Make pragmatic technical decisions that balance development speed, quality, and maintainability.
Improve our testing, deployment, observability, and release processes.

We are looking for a Senior Fullstack Engineer with a strong backend orientation to join the development of our scalable, AI-powered product systems.
What You'll Do:
Join a role that combines deep backend expertise with solid frontend fluency and product thinking, along with the ability to leverage AI tools effectively across the development lifecycle. You will work closely with product, design, frontend, and data/AI teams to build reliable, performant systems and intuitive user experiences, while driving engineering excellence and modern development practices. Your contributions will shape the technical foundation of an AI-first product and directly influence the experience of end users.
What does the day to day of a Senior Fullstack Engineer look like:
Your daily work will span backend architecture, frontend collaboration, and AI-augmented development, engaging directly with the systems that power our product.
Your role will include:
Design and build scalable, maintainable backend services using NestJS (Node.js/TypeScript) and/or Python
Own API design, contracts, and versioning across services
Design and optimize data models, database schemas, and query performance
Implement authentication, authorization, and secure API integration patterns
Build reliable data-fetching layers, caching strategies, and async processing (queues, jobs, events)
Lead backend technical decisions, code quality standards, and system architecture
Ensure system scalability, fault tolerance, and observability (logging, monitoring, alerting)
Contribute to CI/CD pipelines and deployment practices for backend services
Collaborate on frontend applications built with React, TypeScript, and Vite, and contribute to API contracts from the consumer's perspective
Partner with frontend engineers to align on data shapes, performance, and UX constraints
Translate product requirements into robust, scalable technical solutions, working closely with product and design
Conduct high-quality code reviews and drive architectural discussions and best practices
Improve testing, observability, CI/CD, and system reliability across the team
Use AI coding tools effectively in daily development work (Cursor, Copilot, Claude, ChatGPT, etc.), critically evaluating and refining AI-generated code, especially for backend logic and data integrity
Design efficient personal/team workflows for AI-assisted development and contribute to engineering productivity through AI tooling and automation

Were looking for a Full Stack Developer who doesnt just use AI tools - but knows how to work with them as part of the development process.
Youll build end to end features across a modern TypeScript stack, work closely with Product and Design teams, and help create AI powered experiences used by real customers every day.
This role is for developers who combine strong engineering fundamentals with fast execution, ownership, and curiosity around modern AI technologies.
What Youll Do:
Build full stack features across React frontend and Node.js backend services
Design and maintain scalable APIs and backend systems
Work with MSSQL databases, including schema design and query optimization
Deploy and manage services on AWS environments
Integrate AI capabilities such as LLMs, copilots, and AI agents into product features and internal tools
Use AI development tools to improve speed, quality, and workflows
Structure development workflows around AI tools while maintaining engineering quality and long term maintainability
Lead technical discussions and help shape engineering standards across the team
Collaborate closely with Product, Design, QA, and other developers
Debug production issues across APIs, cloud infrastructure, databases, queues, and distributed systems
Contribute to architecture decisions, code reviews, and technical roadmap discussions
Write clean, scalable, and maintainable code

We are looking for a Senior Fullstack Engineer with a strong backend orientation (80%) to join the development of our scalable, AI-powered product systems.
What You'll Do:
Join a role that combines deep backend expertise with solid frontend fluency and product thinking, along with the ability to leverage AI tools effectively across the development lifecycle. You will work closely with product, design, frontend, and data/AI teams to build reliable, performant systems and intuitive user experiences, while driving engineering excellence and modern development practices. Your contributions will shape the technical foundation of an AI-first product and directly influence the experience of end users.
What does the day to day of a Senior Fullstack Engineer look like:
Your daily work will span backend architecture, frontend collaboration, and AI-augmented development, engaging directly with the systems that power our product.
Your role will include:
Design and build scalable, maintainable backend services using NestJS (Node.js/TypeScript) and/or Python
Own API design, contracts, and versioning across services
Design and optimize data models, database schemas, and query performance
Implement authentication, authorization, and secure API integration patterns
Build reliable data-fetching layers, caching strategies, and async processing (queues, jobs, events)
Lead backend technical decisions, code quality standards, and system architecture
Ensure system scalability, fault tolerance, and observability (logging, monitoring, alerting)
Contribute to CI/CD pipelines and deployment practices for backend services
Collaborate on frontend applications built with React, TypeScript, and Vite, and contribute to API contracts from the consumer's perspective
Partner with frontend engineers to align on data shapes, performance, and UX constraints
Translate product requirements into robust, scalable technical solutions, working closely with product and design
Conduct high-quality code reviews and drive architectural discussions and best practices
Improve testing, observability, CI/CD, and system reliability across the team
Use AI coding tools effectively in daily development work (Cursor, Copilot, Claude, ChatGPT, etc.), critically evaluating and refining AI-generated code, especially for backend logic and data integrity
Design efficient personal/team workflows for AI-assisted development and contribute to engineering productivity through AI tooling and automation

We are looking for a Senior Full-Stack Engineer to join our engineering organization and play a key role in building and evolving complex products and platforms at scale.
In this role, you will work across frontend, backend, and data layers, taking end-to-end ownership of meaningful features and systems.
From design and implementation through deployment and production support. You will collaborate closely with product, design, and engineering partners to deliver high-quality solutions that support business goals, internal efficiency, and scalable growth.
Responsibilities:
End-to-End Full-Stack Development
Design, develop, and maintain complex features and systems across frontend, backend services, and databases
Own features throughout their full lifecycle: design, implementation, testing, deployment, and ongoing production support
Hands-On Engineering
Write high-quality, production-grade code with a strong focus on reliability, performance, scalability, and maintainability
Contribute across the stack while making thoughtful trade-offs between speed, quality, and long-term sustainability
Product & Stakeholder Collaboration
Work closely with internal stakeholders to understand requirements and translate them into effective technical solutions
Actively participate in planning, estimation, and iterative delivery
Architecture & Technical Design
Contribute to system design and architectural decisions with a long-term, platform-oriented mindset
Help evolve existing systems and design new components that support growth, reuse, and operational excellence
Engineering Excellence
Promote and uphold best practices in software engineering, including clean code, testing strategies, CI/CD pipelines, and observability
Participate in code reviews and technical discussions to maintain high standards across the codebase
Technical Leadership & Knowledge Sharing
Serve as a technical role model through collaboration, mentorship, and constructive feedback.
Share knowledge and help raise the overall engineering bar across teams.

We are looking for a brilliant, curious and creative Senior Full-Stack Engineer with a passion for data thats ready to take on a huge opportunity to solve tax, and save people time and money. If youre all that and looking to lead, invent, and grow professionally you should definitely consider applying to join us on our journey.

Key responsibilities

Lead and own full-cycle (from idea to production) projects that are directly used by and impact millions of people.

Work closely with the product & UX to define product requirements and execute the development plans.

Design system architectures, select/ evaluate tools.

Build cloud-native microservices.

Mentor, and grow the team, our practices, and our technology stack.