Backend Engineer

• Help scale the systems behind Tabby’s core products
• Work on high-impact projects in a high-growth environment
• Collaborate alongside a world-class remote engineering team spread across 20+ countries

Senior Backend Engineer

• Design, implement, and maintain backend services and internal tools in Java, powering the processing and analysis of millions of financial transactions daily
• Own and evolve PostgreSQL -based data models, queries, and performance optimization across multiple services.
• Build and improve systems that automate operational and transaction-monitoring workflows at scale
• Work within a distributed microservices ecosystem, handling service communication, dependencies, and evolving integrations
• Contribute to the design and implementation of a new fraud monitoring platform built on the company’s modern technology stack
• Investigate complex production and operational issues, identify bottlenecks, and implement long-term improvements
• Collaborate closely with QA and Analytics teams to ensure systems are reliable, scalable, and operationally effective
• Monitor and improve system performance, observability, reliability, and scalability across services
• Contribute to CI/CD and deployment automation improvements across engineering workflows

Java Engineer – Automation and Efficiency

• Build and optimize RESTful APIs and servers using frameworks such as FastAPI, Django REST, or Flask.
• Implement and optimize Retrieval Augmented Generation (RAG) systems;
• Profile and optimize Python code to enhance performance;
• Collaborate with cross-functional teams, including ML engineers and product managers, to deliver high-quality products;
• Write clean, maintainable, and well-documented code;
• Stay updated with the latest developments in Python and AI technologies and propose innovative solutions.

Senior Python Engineer, GenAI & LLM Orchestration

• Support the Enterprise Integrations team in managing and executing integration processes from design to deployment
• Collect and define requirements from internal stakeholders, estimate task complexity, and plan delivery timelines
• Design and implement reliable, scalable integration solutions using Python, REST, gRPC, Apache Kafka, Redis, and SQL
• Conduct regular code reviews and maintain a consistent, high-quality code base
• Strictly follow delivery deadlines, ensuring production readiness and technical excellence
• Monitor and stabilize integrations post-deployment using observability tools like Grafana
• Actively identify and resolve blockers to maintain project momentum, demonstrating a proactive “get things done” approach

Senior Python Engineer

• Develop game features / server-side game logic / data management
• Work with back-end system written in TypeScript / Front-end in C++
• Perform communications with client and internal team
• Maintain code quality, follow processes and standards
• Work with distributed team

Back-End Engineer, TypeScript/C++

• Take ownership of backend architecture as a hands-on technical leader
• Spend half your time in the code — reference implementations, critical components, refactors
• Make deliberate architectural choices about how the backend should evolve
• Answer architectural questions: how to evolve the monolith, set service boundaries, design for geo-distribution, and integrate AI without accumulating debt
• Set backend architecture standards and make major technical decisions across teams
• Guide the path from monolith toward a more modular, service-oriented backend
• Develop service blueprints: API conventions, EDA patterns, testing, observability, deployment
• Design cloud architecture across AWS and GCP, including multi-region and geo-distributed designs
• Manage high-load, real-time systems: live class infrastructure, latency budgets, caching, capacity
• Determine the best approach between buy, build, or assemble — balancing managed service use, no-code tools, or POCs

Principal Backend Engineer – Architect Track

• Develop clean, efficient, and well-tested code in a high-scale, production environment
• Own and deliver end-to-end features within a microservices architecture
• Execute performance, load, and scalability analysis to ensure system reliability at scale
• Actively participate in agile ceremonies and contribute to continuous improvement of engineering practices
• Drive high-quality standards through thoughtful code reviews and constructive feedback
• Troubleshoot complex production issues and ensure system stability for global customers
• Collaborate closely with cross-functional teams to deliver robust, scalable solutions
• Mentor and support other engineers, promoting strong engineering culture and best practices
• Contribute to hiring efforts, including interviewing and evaluating technical talent
• Leverage modern development tools, including AI-assisted tools, to improve productivity and development efficiency

Senior Java Developer

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Senior Backend Developer – Java/Kotlin

• Own the design process from early research through shipped pixels –not just the middle part.
• Work across multiple products while maintaining ecosystem coherence.
• Partner with product managers, engineers, and researchers to shape product direction (you’ll have a seat at the table, not just a chair in the corner).
• Conduct and participate in user research: interviews, usability testing, and design validation.
• Build in Figma – fast, organized, with prototypes that actually communicate intent.
• Navigate complex technical domains and translate them into clear, usable experiences.
• Contribute to design system, and pattern documentation.
• Present and defend your design decisions to stakeholders and leadership.

Product Designer, .NET Ecosystem

• Work as part of a feature development team and contribute to all phases of the development lifecycle
• Write well-designed, testable, efficient code and tests
• Review current components, suggesting updates as needed
• Write and utilize technical change documentation
• Remain up-to-date on all current best practices, trends, and industry developments

Software Engineer, Java, Oracle

• Investigate, test, and resolve technical problems
• Act as a member of the team, scoping requirements, carrying out peer review of code
• Work closely with the product team to understand the vision
• Support junior members of the team via tech review and mentoring
• Ensure best practices are kept and suggest improvements to development processes

Senior Developer, PHP

• Take ownership of end-to-end development across our platform, with a strong emphasis on delivering high-quality, user-centric experiences
• Responsibilities will span the full-stack, with a strong emphasis on backend systems and APIs
• Contribute to system design and architecture, shaping APIs, data models, and service boundaries
• Implement and maintain backend services, PostgreSQL databases, and infrastructure
• Work across the web layer by building and integrating frontend features, while helping improve performance and test coverage across our applications

Senior Full-Stack Engineer, Backend Focus

• Work on separate projects but solve hard problems together
• Own work end-to-end as part of the engineering team
• Look for flaws in logic before production
• Build guardrails and verify AI output manually

Senior Backend Developer

• As a member of the Professional Services Unit, you will be a part of a creative team responsible for all aspects of the ongoing software development from the initial specification to developing, testing, and launching.
• Your focus will be to write C# to a high standard, in a timely and scalable way that improves the code in meaningful ways.
• Applying best practices, design patterns, and cutting-edge technologies of web development;
• Writing testable, well-designed, efficient code by using best software development practices;
• Executing full lifecycle software development with a focus on security, quality, and knowledge sharing;
• Participating in technical design and code reviews;
• Interpreting design requirements and concepts to produce new or enhanced application functionalities;
• Mentoring and guiding junior developers.

Senior .NET Developer

• You’ll work on building AI-powered systems that solve real business problems — combining code, APIs, and AI tools to create reliable, scalable solutions.
• Build and deploy AI-powered workflows and backend systems
• Design solutions that combine APIs, scripts, and AI agents
• Work with internal teams to understand problems and turn them into technical solutions
• Prototype quickly — but also improve and harden systems over time
• Optimize solutions (e.g., reduce token usage, improve performance)
• Debug and adapt systems when things don’t work as expected
• Document your work and explain your thinking clearly

Junior/Mid Backend Engineer – AI Focus

• Lead architecture and technical design for major features in Hello Rasa — the developer playground that gives engineers a fast, code-first path into building production-grade AI agents with CALM
• Drive product discovery alongside PMs and Designers — proactively identifying problems and shaping solutions before they're handed to you
• Make decisions under ambiguity: break down complex, uncertain projects into clear milestones and move the team forward without waiting for perfect requirements
• Set the standard for code quality through rigorous code reviews, sharp documentation, and a sustained commitment to engineering excellence
• Navigate and improve our tech stack: Python 3, Fly.io, Redis, RabbitMQ, Postgres, GitHub Actions, AWS, Kubernetes, and related frameworks
• Balance pragmatism and correctness: solve user problems without over-engineering; know when to optimize and when to ship

Software Engineer, Python

• Work as a Backend Developer within a cross-functional team, collaborating closely with other tech & product roles
• Write clean, maintainable, and reusable code under the guidance of senior team members
• Learn and apply backend development best practices, including testing, code reviews, and documentation
• Assist in improving application performance, stability, and scalability
• Help implement monitoring, metrics, and logging to ensure system reliability
• Contribute to maintaining and refactoring existing services and modules
• Follow security and compliance standards across the backend stack
• Participate in knowledge sharing and continuous improvement within the team

Junior Backend Developer

• High-performance backend services and APIs powering enterprise-grade SaaS applications
• Scalable, secure Node.js micro services and integrations within the Salesforce ecosystem
• Modern front-end experiences using Vue.js and TypeScript that serve demanding enterprise users
• CI/CD pipeline tooling, automation frameworks, and developer productivity infrastructure
• Real-time data processing and event-driven architectures handling sensitive enterprise data at scale

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