Jobs Fullstack

We are looking for a Full Stack Developer (Middle / Middle+) to join our team on a part-time or full-time basis.

This role is for a true full-stack engineer, not just a frontend developer who connects to an API. The ideal candidate is backend-strong, confident on the frontend, and able to design and build systems from scratch with future scalability in mind.

Backend Requirements

• Node.js and Supabase
• GraphQL or REST APIs
• PostgreSQL - strong knowledge beyond ORM level (queries, indexing, performance, data modeling)

Frontend Requirements

• React
• Next.js
• Tailwind CSS

• TanStack Query (React Query)

   

What we are looking for

• Strong knowledge of both backend and frontend development
• Backend-first mindset, with the ability to work confidently on the frontend
• Solid architectural thinking
• Ability to design and build systems from scratch
• Experience in laying a strong foundation and planning for future extensibility
• Understanding of clean architecture, scalability, and maintainability

Level

• Middle to Middle+ Full Stack Developer

• Not a pure frontend role

   

Language

• Conversational English is required (spoken and written)

   

If you enjoy building well-architected systems, thinking beyond just implementation, and owning features end-to-end, we’d be happy to talk.

INFOBUS Holding is one of the leading European platforms for searching and purchasing bus, train, and flight tickets. We connect transport companies and travelers, creating convenient solutions for planning and booking trips. Our mission is to make comfortable travel accessible to everyone. If you’re passionate about travel and want to shape the future of digital products in the travel industry — this position is for you! We are currently looking for a Full stack developer (PHP, Next.js).

What you’ll be doing:
 

1. Support and development of the React widget:

• Support and refactor the existing booking widget (React 19, Webpack 5, i18next)
• Break down large components into smaller, maintainable modules
• Migrate class components to functional components using hooks
• Optimize performance (contexts, re-renders, bundle size)
• Eliminate technical debt and reduce code duplication
• Work with interactive UI elements: seat selection, maps (Leaflet), booking forms, payments
   

2. Next.js + Strapi CMS:

• Develop and maintain the corporate website / landing pages using Next.js
• Configure and customize Strapi CMS for content management
• Integrate CMS with the frontend via REST / GraphQL APIs
   

3. PHP backend:

• Support and develop the server-side part using PHP 7.4
• Work with the Controller → Service → Repository architecture
• Write and maintain unit tests (PHPUnit)
• Refactor legacy code (migrating procedural code to OOP)
• Work with three MySQL databases via MySQLi
  
  Must have for his role:
• JavaScript / TypeScript - strong proficiency
• React - 3+ years of commercial experience (hooks, contexts, render optimization)
• Next.js - experience with SSR/SSG application development
• Strapi CMS - experience in configuration and customization of content types and plugins
• PHP - 2+ years of commercial experience (PHP 7.4+, OOP, MVC patterns)
• Webpack - understanding of configuration, bundling, and bundle optimization
• CSS/SCSS - experience with CSS Modules, Bootstrap, responsive layout
• REST API - experience integrating with backend services

• Git - confident with branching, merge requests, and code reviews

   

  Nice to have:

• Experience with MySQLi, prepared statements, and the Repository pattern
• PHPUnit - experience writing unit tests
• PHPStan / PHP-CS-Fixer - static analysis and code style tools
• Composer - PHP dependency management
• Experience with i18next (multilingual support)
• Experience with Leaflet / mapping libraries
• Knowledge of GraphQL
• Experience refactoring legacy codebases
• Experience with CI/CD (GitLab CI)
• Docker

We offer:

• Cool, long-term projects in an IT company developing its own product and recognized as an expert in the regular transportation market
• Opportunities for professional and career growth
• A high level of corporate culture and openness to innovative ideas

• The opportunity to travel with significant discounts on tickets

   

  Interested in the opportunity? Send us your CV!

   

We're building an AI-powered document processing platform that automates complex back-office workflows — from intake and validation to approval and ERP synchronisation. The system is already in production and handles real financial flows; you'll be joining at the scaling stage.

What you'll work on

• AI orchestration layer: LLM tool-calling pipelines (Claude / OpenAI), MCP server (4 domain tools), context and retry management
• Integrations: Microsoft 365 Graph API, DocuSign REST API, Azure Document Intelligence
• Validation & routing engine: business rules, confidence scoring, exception handling
• Backend API: REST + SSE, OAuth2/OIDC, audit logs, OpenTelemetry
• Frontend: React 18 + TypeScript + Tailwind dashboard (agent status, approval queue, analytics)
• Infrastructure: Docker, GitHub Actions CI/CD, Azure / AWS cloud

Required

• Node.js + TypeScript — 4+ years in production, architecture-level decisions
• LLM API integration — tool calling, prompt design, context management (OpenAI, Anthropic, or Gemini)
• REST API design + OAuth2/OIDC implementation
• PostgreSQL — schema design, query optimisation, migrations
• Microsoft 365 Graph API or similar enterprise API (SharePoint, OneDrive, Teams)
• Azure Document Intelligence / AWS Textract / similar document AI service
• React 18 + TypeScript — you can own the frontend when needed
• Docker + CI/CD (GitHub Actions or equivalent)
• Cloud deployment (Azure or AWS)
   

Nice to have

• DocuSign API experience
• MCP (Model Context Protocol) — building or consuming MCP servers
• pgvector / vector similarity for deduplication
• OpenTelemetry — metrics, traces, structured logs
• Tailwind CSS + shadcn/ui
   

We're looking for

Someone who has shipped AI-integrated features in production — not just experimented with them. You take ownership end-to-end: design → implementation → deployment → monitoring. You can make pragmatic architecture calls and explain trade-offs clearly.
 

Senior bar: you've led technical design of at least one non-trivial integration (enterprise API, document pipeline, or payment flow), and you don't need to be told what to research.
 

Offer

• Fully remote, async-friendly, EU time zone overlap (11:00–19:00 Kyiv)
• Small product team no bureaucracy, direct access to founders
• 24 days paid leave + public holidays
• 3-month probation period
   

How to apply

Apply via Djinni or send your CV + a short note about your LLM integration experience. Тell us: what was the most complex API integration you

B2B with a USA company; Full-time, long-term cooperation, 3 steps to the job offer.
 

About the Company:

The company is transforming the way people manage and care for their heart health. It offers a digital platform and connected heart monitor that empowers individuals to track and reduce their risk of heart disease, heart attacks, and strokes—the leading causes of death in the U.S. Peer-reviewed studies show the platform leads to measurable improvements in blood pressure, cholesterol, and weight among high-risk users.

Recognized as a leader in preventive heart health, the company supports over 130 Fortune 500 companies, government employers, health plans, and labor organizations. Since its founding in 2013, it has raised over $138 million from top-tier investors and is a best-in-class solution within nationally recognized health innovation networks.

About the Role:

The company is seeking a Senior Full Stack Engineer with a strong focus on backend development to join a mission-driven team building impactful digital health solutions. This is an ideal role for a technically adept problem-solver who is eager to contribute to products that make a real difference in users' lives.

In this role, you will work cross-functionally with developers, product managers, designers, and data scientists to deliver user-centric features and scalable systems. You’ll lead backend development efforts while also contributing to the frontend when needed, taking full ownership from idea to deployment.

Responsibilities:

• Backend Development: Design and implement scalable, secure, and efficient backend systems using Node.js.
• Full Stack Contribution: Deliver complete features that connect backend logic to frontend interfaces.
• Collaboration: Partner with Data Science to integrate advanced algorithms into the backend architecture.
• Cross-functional Teamwork: Work closely with Product and Design teams to deliver user-facing functionality.
• Technical Leadership: Mentor junior engineers, conduct code reviews, and promote best practices.
• System Reliability: Ensure systems are maintainable and scalable, supporting long-term growth.
• Innovation: Explore and adopt new technologies to enhance performance and engineering efficiency.

Requirements:

• 5+ years of professional experience as a Full Stack Engineer, with a strong emphasis on backend development and React Native expertise.
• Deep expertise in Node.js.
• Proven success in designing and maintaining large-scale systems.
• Experience with ReactJS or React Native is a plus.
• Strong knowledge of algorithms, system design, and optimization.
• Experience with PostgreSQL, MongoDB, or other relational/non-relational databases.
• Familiarity with AWS, Docker, and Kubernetes is a bonus.
• Excellent communication skills and a collaborative mindset.
• Bachelor’s degree in Computer Science or equivalent hands-on experience.

Technology Stack:

Node.js, React Native, Redux, ReactJS, Scala, Play, Microservices, AWS, Docker, Kubernetes, MongoDB, Redis, PostgreSQL, Spark, Elasticsearch, Kafka, etc

Why Apply?

🌟 If you're driven by purpose, passionate about improving people’s lives through technology, and excited to solve complex technical challenges, this is your opportunity to make a meaningful impact. Join a diverse and supportive culture where innovation, compassion, and collaboration fuel every step of the journey.

Apply now to help shape the future of preventive health - one heartbeat at a time.

Johnson Controls is an International Company is a global leader in high-quality electronic security systems. We operate in Ukraine through our subcontractor in Kyiv, developing top-tier security solutions.

We’re looking for an experienced Full Stack Developer to join our team and work on cutting-edge web applications. 

If you have a passion for clean, scalable code and enjoy working in a professional environment, this is for you. 

• 4+ years of experience in PHP/JavaScript/HTML/CSS development 

• PHP

• Strong OOP knowledge 

• Solid experience with React/Redux 

• Experience in building RESTful APIs 

• Knowledge of MySQL/MariaDB 

• Experience with Go/Dart is a plus 

• Experience with Apache Thrift RPC is a plus 

• Experience with NodeJS is a plus We Offer: 

• Remote work 

• 8-hour workday 

• 20 paid vacation days + 8 paid sick days

• Medical insurance 

• Professional and supportive environment Responsibilities: 

• Design and develop web applications with a scalable architecture 

• Ensure high-quality, responsive, and maintainable code 

• Work closely with the engineering team to launch new features 

• Maintain code integrity and organization 

About Teramind

Teramind is the leading platform for user behavior analytics, serving multiple use cases from insider risk mitigation to business process optimization. With our comprehensive suite of solutions, organizations gain unprecedented visibility into user activities while enhancing security, optimizing productivity, and ensuring compliance. Trusted by Fortune 500 companies and businesses of all sizes across industries, our innovative platform helps organizations protect sensitive data, maximize workforce performance, and create safer, more efficient digital workplaces. Through real-time monitoring and advanced analytics, we enable businesses to safeguard their most sensitive information while optimizing employee productivity in both in-office and remote work environments.

Our Core Values

At Teramind, our values drive everything we do. We embrace innovation as a fundamental principle, constantly pushing boundaries to improve our products, streamline processes, and enhance customer experiences. We foster resourcefulness by empowering our team members with the autonomy and confidence to solve problems independently while providing collaborative support when needed. As a globally inclusive organization, we celebrate diversity and create an adaptable work culture where respect and collaboration thrive across our international teams. Above all, we are committed to excellence, delivering the highest quality in every aspect of our work and consistently exceeding expectations in service to our clients and each other.

We are looking for a Principal Full-Stack Engineer to provide technical leadership across our product and engineering teams. This role is a combination of hands-on coding and architectural guidance. You’ll work across the stack — from building intuitive, performant front-end experiences to optimizing back-end services, APIs, and data models. We’re using React, Node.js, TypeScript, GraphQL, PostgreSQL, CQRS, and event sourcing. As a Principal Engineer, you’ll drive complex feature development, set technical standards, and ensure our systems are scalable, secure, and maintainable. 

Responsibilities

• Defining and refining architecture for new features and long-term platform evolution.

• Designing and coding features end-to-end, from front-end components to backend APIs and data layers.

• Reviewing pull requests and contributing high-quality, scalable code across the stack.

• Troubleshooting complex issues in production and guiding incident response when needed.

• Set technical direction through architecture discussions, coding standards, and best practices.

• Collaborate closely with product, design, and other engineers to deliver solutions that balance technical and business needs.

• Operate with minimal supervision, driving complex initiatives from design through delivery.

• Troubleshoot, optimize, and improve performance, scalability, and reliability of systems.

Requirements

• 8+ years of professional experience in software engineering, with deep expertise in full-stack development.

• 4+ years of experience with React (Next.js), Nest.js (or Express.js), GraphQL, Docker

• Deep expertise in modern front-end technologies, including HTML, CSS, and JavaScript/TypeScript.

• Hands-on experience with back-end technologies, including SQL databases (e.g., PostgreSQL) and API design.

• Familiarity with event-driven architectures, particularly patterns like CQRS and event sourcing.

• Proven experience designing and consuming RESTful APIs and building scalable, production-grade solutions.

• Strong foundation in software engineering principles such as data structures, algorithms, and object-oriented design.

• Exceptional communication and interpersonal skills, with the ability to collaborate effectively across teams.

• Highly organized with strong attention to detail and commitment to delivering high-quality results.

• Comfortable working in fast-paced, dynamic environments, balancing multiple priorities.

• Growth mindset with a strong desire to learn, adapt, and embrace new technologies.

• Proficient in spoken and written English, capable of communicating clearly with technical and non-technical audiences.

Nice to have

• Hands-on experience with Tailwind CSS, D3.js, Angular, and AG Grid for building rich and performant user interfaces.

• Working knowledge of DevOps practices and CI/CD pipelines, with familiarity in modern tools and automation processes.

• Exposure to AI/ML integration, data pipelines, or advanced analytics systems.

Why join us?

• Opportunity to shape the technical vision of a fast-growing company.

• Work alongside talented engineers solving challenging problems.

• Influence not just the codebase, but also the culture and processes of the engineering organization.

Benefits

This is a remote job. Work from anywhere! We’ve been thriving as a fully-remote team since 2014. To us, remote work means flexibility and having truly diverse, global teams.

Additionally:

• Collaboration with a forward-thinking team where new ideas come to life, experience is valued, and talent is incubated.

• Competitive salary

• Career growth opportunities

• Flexible paid time off

• Laptop reimbursement

• Ongoing training and development opportunities

About our recruitment process

We don’t expect a perfect fit for every requirement we’ve outlined. If you can see yourself contributing to the team, we want to hear your story. You can expect up to 3 interviews. In some scenarios, we’re able to streamline the process to have minimal rounds. Director-level roles and above should expect a more thorough process, with multiple rounds of interviews.

All roles require reference and background checks

Teramind is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration without regard to race, age, religion, color, marital status, national origin, gender, gender identity or expression, sexual orientation, disability, or veteran status.

Job Description

• 6+ years of software development experience with the .NET platform (ASP.NET Core, C#)
• Strong experience building and consuming REST APIs (OpenAPI, FluentValidation)
• Knowledge of OAuth 2.0 flows is a plus
• At least 2+ year of proven experience with Azure Cloud services (Service Bus, Azure Functions, CosmosDB)
• Hands-on experience with front-end development in React (TypeScript, state management)
• Hands-on experience with adaptive design
• Solid understanding of client-server application design and asynchronous programming
• Experience with CI/CD pipelines in Azure DevOps or equivalent tools
• Knowledge of containerization (Docker, Kubernetes) is a strong plus
• Familiarity with low-code/no-code integrations (Power Apps, Power Automate) is desirable
• Experience with Azure ML/AI services, document recognition, or data-driven workflows is an advantage
• Proficiency in debugging, refactoring, and clean code design
• Strong analytical skills with ability to ramp up quickly in new domains
• Good written and verbal communication skills in English (Upper-Intermediate+)

Job Responsibilities

• Design and implement cloud-native applications leveraging Azure Functions, Service Bus, and CosmosDB
• Develop front-end applications in React, ensuring responsive UI and seamless integration with back-end services
• Build and maintain microservices and APIs that integrate with multiple systems, including D365 and data platforms
• Collaborate with stakeholders to define and negotiate API contracts and ensure reliable system integrations
• Implement data processing and workflow services with a focus on scalability, performance, and resilience
• Contribute to the design of low-code solutions integrating Azure ML/AI services for automation (e.g., document recognition, intelligent data extraction)
• Participate in planning, estimation, and architecture discussions, providing technical guidance
• Debug and resolve issues of various complexities across the stack
• Work closely with DevOps and QA to ensure CI/CD pipelines, automated testing, and deployment processes are efficient and robust
• Follow coding standards and contribute to continuous improvement initiatives within the development team

Department/Project Description

GlobalLogic is searching for a motivated, results-driven, and innovative software engineer to join our project team at a dynamic startup specializing in pet insurance. Our client is a leading global holding company that is dedicated to developing an advanced pet insurance claims clearing solution designed to expedite and simplify the veterinary invoice reimbursement process for pet owners.

You will be working on a cutting-edge system built from scratch, leveraging Azure cloud services and adopting a low-code paradigm. The project adheres to industry best practices in quality assurance and project management, aiming to deliver exceptional results.

We are looking for an engineer who thrives in collaborative, supportive environments and is passionate about making a meaningful impact on people's lives. If you are enthusiastic about building innovative solutions and contributing to a cause that matters, this role could be an excellent fit for you.

We are looking for a strong Full-Stack .NET + React Engineer with knowledge in AI LLM integrations to help expand and improve an existing AI CFO product. The MVP is already built and in use. This role is focused on building new features, improving AI Agent performance, and developing new Agents.

You will work directly on an active product and help us:

• Design and implement new features on top of an existing system
• Build advanced file export and reporting functionality (PDF, Excel, structured reports)
• Improve accuracy, consistency, and performance of LLM outputs
• Maintain and optimize generating charts and graphs using LLMs
• Create evaluation pipelines to measure and optimize model performance
• Implement validation layers and deterministic post-processing

Core Requirements

Full-Stack Engineering

• React (or similar frontend framework) experience
• .NET Backend development experience
• Working with AWS (or similar cloud environments)
• Knowledge with relative and document databases 

AI / LLM Engineering

• Proven experience integrating LLMs into real applications
• Experience with MCP and understanding how it works
• Structured output generation (JSON, reports, analytics)
• Prompt engineering and workflow optimization
• Building evaluation frameworks and test suites for AI systems
• Experience with frontier LLM models
• Handling retries, validation, guardrails, and fallback logic
• Optimizing cost, latency, and accuracy trade-offs
• Use AI-assisted coding tools (Claude Code) to ship faster

Strong Plus

• Financial analytics or accounting-related software experience
• Familiarity with QuickBooks or similar financial systems

Engagement Model

• Part-time contract (~120 hours per month)
• Fully remote
• Flexible schedule
• Long-term collaboration (not a short gig)
• Complete freedom in choosing technologies and architectural solutions

This is perfect for an experienced engineer who prefers flexible contract work and enjoys building practical AI systems.

Shortlisted candidates will receive a test task. Detailed project information will be shared after signing an NDA.

Requirements:

• Proficiency with React and TypeScript for frontend development
• Strong backend development experience with Python and PostgreSQL, including schema design and migrations (SQLAlchemy + Alembic)
• Deep understanding of asynchronous programming and event-driven systems (Python async, background processing, integrations)
• Experience with workflow orchestration tools
• Hands-on experience working with Apache Airflow, including DAG's and backend integrations
• Experience in building or designing data pipelines, including orchestration, data processing and integrations (batch and/or streaming)
• Build and maintain infrastructure using Terraform, Kubernetes and Helm
• Experience deploying and operating services on Kubernetes, including maintaining Helm charts
• Ability to work highly autonomously, proactively clarify requirements and driving work forward with minimal supervision
• Strong communication skills and experience working in distributed teams

Nice-to-Have:

• Familiarity with FastAPI
• Experience with Bazel build system (training can be provided)
• Experience with CI/CD pipelines
• Prior experience in environments with limited product management and high ownership

Key Responsibilities:

• Design, build and deliver full-stack features using Python, PostgreSQL, React and TypeScript
• Take ownership of features from initial, sometimes ambiguous ideas to production, including:
• clarifying requirements and assumptions
• technical design
• implementation
• testing, deployment and monitoring
• Design and maintain integration-heavy backend services, collaborating with other teams and consuming internal API's
• Work closely with Apache Airflow pipelines (seamless integration with backend services)
• Design and implement scalable backend systems using PostgreSQL
• Proactively identify risks, dependencies and gaps in requirements, and drive solutions 
• independently
• Build and maintain infrastructure using Terraform, Kubernetes, and Helm
• Collaborate with team members in regular syncs to discuss progress, blockers and demos
• Participate in code reviews, design discussions and cross-team technical coordination

About the Project:

We’re hiring a Full-Stack Software Engineer (Python + React) to join a fast-paced, highly autonomous team. This role is ideal for an engineer who is comfortable working across the stack, passionate about writing clean and scalable code, and capable of driving features end-to-end - from design to infrastructure provisioning to production monitoring.

Engineers are trusted to make decisions, ask the right questions and deliver production-ready solutions. The work spans backend services, Airflow-driven workflows, infrastructure and frontend with a strong emphasis on building reliable, well-integrated systems that scale.

You will work closely with cross-functional teams to build new features from scratch.

We’re building a next-generation cybersecurity platform from scratch - and we need a Senior Full Stack Developer who’s ready to own the product end to end. If you love shipping fast, writing clean code, and working at the intersection of security and great UX, this is your role.

What You’ll Do:

• Shape the product from day one: Architect and ship a web-based cybersecurity platform built for speed, security, and scale.
• Drive features end to end: Take ownership across the entire stack - from early design through deployment and iteration.
• Work closely with the team: Partner with product, design, and fellow engineers to solve hard problems and move fast.

• Keep the bar high: Write clean, well-tested code, build secure APIs, and champion code reviews across the team.

   

Must-Have Requirements:

• At least 5 years of professional Full Stack development - this is a senior role and we need someone who can hit the ground running and lead from day one.
• You actively use AI coding tools (GitHub Copilot, Cursor, or similar). They’re part of our daily workflow.
• Deep hands-on experience with React, TypeScript, Node.js, and Python. This is what we build with every day.
• You know your way around PostgreSQL, MongoDB, and can work comfortably across both SQL and NoSQL databases.
• Real-world experience deploying and running services on AWS with Docker and Kubernetes.
• You’re self-driven, naturally curious, and energized by shipping things that actually matter.

Summary

Backend Engineer, Node.js, Postgres. Remote role building core platform systems for an enterprise AI product. 5+ years of experience required.

About the company

Our client builds an AI platform that enables enterprises to customize and deploy AI capabilities for their specific needs. The platform team is central to this work, responsible for infrastructure, shared components, and internal tooling that the rest of engineering depends on.

The role

This is a hands-on implementation engineering position. You'll work on deploying, configuring, and integrating the platform for enterprise clients, translating their requirements into working solutions, deployed at clients' infrastructures. The role sits between product engineering and customer success: technically deep, but with awareness of real-world client needs.

You'll collaborate closely with platform engineers and business teams, occasionally joining business discussions to clarify technical requirements or explain implementation details.

What you'll work on

• Implementing and configuring platform deployments for enterprise customers
• Building integrations between the platform and client systems
• Working with internal teams to understand client requirements and translate them into technical solutions
• Contributing to implementation tooling, documentation, and repeatable deployment processes
• Troubleshooting and resolving issues during and after deployment
• Occasionally participating in client calls to gather requirements or provide technical guidance

What we're looking for

• Strong proficiency in Node.js and TypeScript
• Experience with React and frontend integration
• PostgreSQL/similar RDBMS and general data modeling knowledge
• Familiarity with cloud platforms (AWS, Azure, or GCP), multi-cloud exposure is valuable
• Clear communication skills, - comfortable explaining technical concepts to non-technical stakeholders
• Ability to work independently and manage multiple implementation workstreams
• 5+ years of software engineering experience

Useful additions / nice to haves

• Experience with AI platforms or AI/LLM integration
• Familiarity with CI/CD pipelines and infrastructure-as-code
• Vue.js experience
• Background in enterprise software implementation or professional services
• Previous work in similar roles

🚀 Who we are:

Adaptiq is a technology hub specializing in building, scaling, and supporting R&D teams for high-end, fast-growing product companies in a wide range of industries.

📍About the Product:
You’ll work on a cloud-native AI governance platform designed to intercept, classify, and control high-velocity AI interactions in real time.

The platform analyzes user prompts, AI responses, coding-agent activity, and enterprise search outputs. It applies need-to-know access filtering, policy transformations, and audit controls within sub-second decision windows, ensuring sensitive knowledge never crosses boundaries it shouldn’t. 

This product introduces a new security layer designed specifically for AI systems, enabling organisations to innovate quickly while maintaining strict governance over their data and models.

🎯 About the Role:
We are looking for a Principal Full-Stack Engineer (Backend-focused) to join a small, high-caliber team developing the core components of the system.

- Your primary focus will be backend engineering with Node.js/TypeScript - building high-performance services, scalable APIs, distributed processing flows, and policy-evaluation pipelines.

- When needed, you’ll contribute to the React-based frontend to deliver features end-to-end. 

- You will take ownership of major technical decisions, collaborate with engineering, product, DevOps, and AI/security teams. 

🔥 Why This Role Stands Out:

• Mission-critical product and deep engineering challenges 
• Modern stack: Node.js, TypeScript, React, PostgreSQL, Docker, cloud-native tooling
• Focus on architectural thinking: system structure, service-to-service communication, and production scalability
• Work on real multi-service production systems
• High degree of autonomy and technical ownership
• Fully remote, flexible environment with strong operational support

📍What You Bring:

• 10+ years of professional software development experience
• 5+ years of hands-on experience with Node.js and TypeScript, including strong understanding of runtime behavior and performance optimization
• Strong knowledge of backend architecture, distributed systems, scalable service design, and service-to-service communication in multi-service production environments
• Proven experience building SaaS systems with relational databases (PostgreSQL or similar) in containerized/cloud-native environments
• Practical React experience sufficient for full-stack delivery
• Strong communication skills and comfort working asynchronously in a distributed team
• Ability to thrive in a fast-paced, high-ownership environment
• Excellent English (written and spoken)

Nice to Have:

• Experience with CI/CD pipelines (GitHub Actions or similar)
• Experience with Python and/or Go
• Production experience with large-scale TypeScript-based backend systems
• Exposure to LLM/AI products (LLM APIs, vector DBs, orchestration frameworks)
• Experience integrating ML/AI models into production systems
• Background in B2B or security-focused products

Why Us?

- We provide 20 days of vacation leave per calendar year (plus official national holidays of a country you are based in).

- We provide full accounting and legal support in all countries we operate.

- We utilize a fully remote work model with a powerful workstation and co-working space in case you need it.

- We offer a highly competitive package with yearly performance and compensation reviews.

We’re looking for a Middle Full-Stack Developer with strong skills in React.js/Next.js on the frontend and Nest.js/Express.js on the backend. If you’re passionate about building visually stunning, highly usable, and scalable web applications, we’d love to meet you.

Responsibilities

• Build and maintain modern, responsive web applications using React.js/Next.js for the frontend and Nest.js for the backend.
• Develop RESTful and WebSocket APIs, integrate with databases, and ensure backend scalability and security.
• Collaborate with designers, product managers, and other developers to deliver polished user experiences.
• Ensure applications are performant, responsive, and maintainable, with attention to UI/UX best practices.
• Write clean, effective code and implement unit/integration testing.

• Stay up to date with the latest frontend and backend development trends.

   

Requirements

• 2+ years of professional experience as a full-stack developer.
• Strong knowledge of React.js, Next.js, JavaScript/TypeScript, HTML, and CSS.
• Solid backend experience with Nest.js .
• Familiarity with databases (SQL/NoSQL) and ORMs (TypeORM, Prisma, Mongoose, etc.).
• Understanding of responsive design, cross-browser compatibility, and UI/UX principles.
• Experience with server-side rendering (SSR), static site generation (SSG) in Next.js.

• Experience with Web3 domain and products, specifically - cryptocurrency exchanges and trading platrofms

   

Bonus Points

• Knowledge of microservices architecture.
• Experience with Docker, Kubernetes, or DevOps practices.

Why Join Us?

• Work on exciting, high-impact projects with modern technologies.
• Flexible, remote-friendly role with autonomy and ownership.
• A supportive environment with room for growth, creativity, and innovation.
• A culture that values quality code and delightful user experiences.

📌 Important: Please include your portfolio, GitHub, or links to live projects — we’re looking for developers who can deliver both stunning interfaces and reliable backend systems.

Requirements:

• Proficiency with React and TypeScript for frontend development
• Strong backend development experience with Python and PostgreSQL, including schema design and migrations (SQLAlchemy + Alembic)
• Deep understanding of asynchronous programming and event-driven systems (Python async, background processing, integrations)
• Experience with workflow orchestration tools
• Hands-on experience working with Apache Airflow, including DAG's and backend integrations
• Experience in building or designing data pipelines, including orchestration, data processing and integrations (batch and/or streaming)
• Build and maintain infrastructure using Terraform, Kubernetes and Helm
• Experience deploying and operating services on Kubernetes, including maintaining Helm charts
• Ability to work highly autonomously, proactively clarify requirements and driving work forward with minimal supervision
• Strong communication skills and experience working in distributed teams

Nice-to-Have:

• Familiarity with FastAPI
• Experience with Bazel build system (training can be provided)
• Experience with CI/CD pipelines
• Prior experience in environments with limited product management and high ownership

Key Responsibilities:

• Design, build and deliver full-stack features using Python, PostgreSQL, React and TypeScript
• Take ownership of features from initial, sometimes ambiguous ideas to production, including:
• clarifying requirements and assumptions
• technical design
• implementation
• testing, deployment and monitoring
• Design and maintain integration-heavy backend services, collaborating with other teams and consuming internal API's
• Work closely with Apache Airflow pipelines (seamless integration with backend services)
• Design and implement scalable backend systems using PostgreSQL
• Proactively identify risks, dependencies and gaps in requirements, and drive solutions 
• independently
• Build and maintain infrastructure using Terraform, Kubernetes, and Helm
• Collaborate with team members in regular syncs to discuss progress, blockers and demos
• Participate in code reviews, design discussions and cross-team technical coordination

About the Project:

We’re hiring a Full-Stack Software Engineer (Python + React) to join a fast-paced, highly autonomous team. This role is ideal for an engineer who is comfortable working across the stack, passionate about writing clean and scalable code, and capable of driving features end-to-end - from design to infrastructure provisioning to production monitoring.

Engineers are trusted to make decisions, ask the right questions and deliver production-ready solutions. The work spans backend services, Airflow-driven workflows, infrastructure and frontend with a strong emphasis on building reliable, well-integrated systems that scale.

You will work closely with cross-functional teams to build new features from scratch.

RubyPlay is a place where passion meets competence. Since 2017, we’ve made more than 200 innovative games and built more than 100 strong partnerships globally!
 

Proud to be:

• The Winner at BFTH Arena Awards — Best Online Casino Game
• Shortlisted for SBC Awards 2024 — Casino/Slots Developer of the Year
• A strong player on 10+ markets globally
• Beloved workplace for hundreds of specialists from 34 countries
   

We are now growing our team and looking for driven professionals ready to build their careers in a strong, international studio with a product that’s making waves worldwide.

Now we are seeking a highly skilled Full-Stack Developer to join our Digital and Data team, responsible for building and maintaining our client-facing web application and managing our company website (WordPress-based).
You’ll play a key role in developing scalable backend services, designing elegant front-end experiences, and ensuring a secure, high-performance digital presence across both platforms.

Tech Stack:

• Frontend: Figma-based designs → React, MaterialUI
• Backend: Python, FastAPI
• Database: MySQL
• Website: WordPress (PHP, plugins, CMS integrations)
• Infrastructure: Google Cloud, Kubernetes (GKE), Alembic migrations
• Authentication: Auth0 (OAuth, JWT)
• CI/CD: GitLab CI, Jenkins
• QA & Automation: Automated testing (unit, API, and UI – PyTest, Cypress)
   

Here’s How You’ll Make an Impact:
 

Client-Facing Application Development

• Design, build, and maintain core modules (BI dashboards, file management, invoicing, campaigns, and marketing hubs).
• Translate Figma prototypes into clean, responsive, and accessible front-end components.
• Develop and optimize RESTful APIs using FastAPI with robust authentication and role-based access (Auth0).
• Manage database schema evolution via Alembic; ensure performance and integrity in MySQL queries.
• Integrate with cloud and external systems such as Google Cloud Storage, Snowflake, and ERP platforms.
• Debug, troubleshoot, and optimize complex distributed systems with attention to scalability and resilience.
   

Website Management (WordPress)

• Maintain and enhance the company’s WordPress website for performance, SEO, and accessibility.
• Implement new landing pages, plugins, and API integrations aligned with company branding and campaigns.
• Collaborate with marketing and design teams to maintain brand consistency and improve conversion rates.
   

Quality, CI/CD, and Collaboration

• Maintain high code quality through testing, peer reviews, and automated pipelines.
• Implement CI/CD workflows using GitLab CI and Jenkins.
• Work closely with Product, Data, and QA teams to deliver iterative improvements.
• Provide technical guidance and contribute to roadmap discussions for future features.
   

What Makes You A Strong Candidate:

• 5+ years of Full-Stack Development experience with Python (FastAPI) and modern JavaScript frameworks
• Strong experience with MySQL and Alembic migrations
• Proven experience with Auth0, Google Cloud, and Kubernetes
• Proficiency in WordPress (themes, plugins, APIs, performance tuning)
• Hands-on experience with GitLab CI and Jenkins for CI/CD automation
• Strong background in debugging, troubleshooting, and optimizing complex systems
• Solid understanding of REST API architecture, authentication, and deployment best practices
   

Nice to have:

• Experience with B2B or SaaS environments
• Familiarity with automation tools (e.g., Workato)
• Understanding of UX/UI principles, accessibility standards, and responsive design best practices
• Exposure to analytics or BI integrations
   

Why You’ll Love It Here:

• Remote-first flexibility — Work from anywhere with a setup for deep focus and work-life balance
• Learning & growth — Development budgets and dedicated days to upskill and explore new areas
• Health & wellness — Medical coverage and well-being budgets to help you feel balanced, strong, and supported
• Yearly bonus — Rewards based on company success and your impact
• Career growth — Vertical and horizontal opportunities to grow and advance
• Global team — Talented, diverse colleagues you’ll enjoy working with
   

Interested in becoming a RubyPlayer and making a mark in the iGaming world? Join us!