ExpoPlatform

Role Responsibilities:

• Design and develop AI Agents and supporting tools, including API-as-a-service solutions.
• Prepare comprehensive documentation for development and deployment processes.
• Contribute to R&D initiatives within the Data Science team, driving innovation and experimentation.

Required Skills & Experience:

• 5+ years of experience with deep learning frameworks such as PyTorch and/or TensorFlow.
• 5+ years of hands-on Python development experience.
• Proven experience with LLMs, RAG pipelines, and AI Agent development.
• Practical knowledge of Amazon SageMaker, Amazon Bedrock, LangChain, LangGraph, LangSmith, LlamaIndex, HuggingFace, and OpenAI tools.
• Experience using AI tools to improve development productivity, code quality, and assist in code reviews.
• Solid understanding of SQL, NoSQL, and vector databases.
• Strong grasp of embedding vectors and semantic search techniques.
• Proficiency with Git (Bitbucket) and Docker.
• English level: Upper-Intermediate (B2+) or higher.

Nice to Have:

• Hands-on experience with SLMs and fine-tuning of LLMs.
• Educational background in Data Science, Computer Science, Applied Mathematics, or related fields.
• AWS certification (e.g., AWS Certified Machine Learning – Specialty).
• Familiarity with TypeSense.
• Experience with speech recognition and speech-to-text ML models.

About Us 

ExpoPlatform is a UK-based company founded in 2013, delivering advanced technology for online, hybrid, and in-person events across 30+ countries. Our platform provides end-to-end solutions for event organizers, including registration, attendee management, event websites, and networking tools.

About the Role

We are looking for a QA Engineer to join our Data Science team. You will be responsible for ensuring high-quality deliverables by executing comprehensive testing strategies and collaborating closely with developers, product owners, and designers.

Role Responsibilities:

• Analyze project documentation to understand business and technical requirements
• Perform functional and non-functional testing (web, mobile, agentic services)
• Test API endpoints and data flows within services managed by DS team
• Test frontend and backend processes during interactions with DS services
• Validate prompt responses, agent workflows, and conversation logic
• Identify inconsistencies, hallucinations, or undesired behaviors in LLM outputs
• Collaborate with ML engineers, product managers, and UX designers to improve AI reliability and user satisfaction.
• Conduct performance and latency testing for AI model inference and responses.
• Conduct product regression and release testing
• Identify, document, and track software bugs
• Provide clear reporting on testing progress and results
• Participate in planning, decomposition, and refinement
• Stay up-to-date with LLM capabilities, limitations, benchmarking, quality metrics and testing tools

Required Skills & Experience:

• 3+ years of experience in functional and non-functional testing
• Hands-on experience testing AI systems, chatbots, or LLM-based tools
• Familiarity with prompt engineering and model evaluation techniques
• Solid understanding of QA methodologies, tools, and processes
• Experience in API testing and using REST client tools
• Familiarity with HTML, XML, SQL, and web technologies
• Knowledge of Jira, Confluence, TestRail, or similar tools
• Advanced English level (C1)

Would a Plus:

• Languages: French, German, Spanish
• Knowledge of programming basics and automation
• Experience with test automation frameworks (Pytest, Selenium)
• Experience with AWS, GIT, and test plans
• Understanding of CI/CD pipelines

What We Offer

• Career growth with an international team.
• Competitive salary and financial stability.
• Flexible working hours (Mon-Fri, 8 hours).
• Free English courses and a budget for education

Engineering Manager
Location: Remote (Full-time)

ExpoPlatform is the AI-powered events and 365 community platform used by the world’s leading conference and exhibition organizers. Make a real impact by joining a fast-paced and fast-growing company! ExpoPlatform’s technology is a complete Networking and Matchmaking and a turnkey Event Management System for online, hybrid, and in-person events.

We’re looking to hire an Engineering Manager to join our remote team. This role is ideal for someone who enjoys leading teams and understands the technical side of development.

About the role

You will manage a distributed team of software engineers, working closely with product and technical leadership to ensure smooth delivery, team alignment, and continuous improvement. Your focus will be on people management, process optimization, and team performance.

Responsibilities

• Lead and support a team of software engineers
• Set goals, delegate tasks, and oversee timelines
• Collaborate with product managers, designers, and technical leads
• Improve development workflows and team collaboration
• Monitor performance and support professional growth
• Ensure strong communication within the team and across departments
• Identify and manage risks, blockers, and dependencies
• Build a positive, inclusive, and productive team environment

Requirements

• 2+ years of hands-on software development experience
• Previous experience in a team leadership or management role
• Strong technical understanding and ability to communicate with engineers
• English proficiency at C1 level or higher (written and spoken)
• Familiarity with Agile methodologies
• Strong interpersonal and communication skills

Preferred

• Experience in startups or fast-paced environments
• Familiarity with technologies such as Python, PHP, or React
• Certifications or training in Agile or project management

We offer you more than just a new job title: 

• Fast professional growth with an international team of professionals;
• An interesting project, work on your product with demand;
• Working hours: Mon-Fri 8 hours, semi-flexible;
• Modern and comfortable office facilities;
• Working in a friendly team;
• The amount of salary is specified according to the results of the interview.

Senior PHP Developer

Full-time | Remote

About Us

ExpoPlatform is a UK-based tech company founded in 2013, delivering cutting-edge solutions for online, hybrid, and in-person events in over 30 countries. Our platform powers registration, attendee engagement, event websites, networking tools, and more — offering complete digital infrastructure for exhibitions and conferences.

Your Role

We’re looking for an experienced Senior PHP Developer to take ownership of core backend components in a fast-paced, product-led environment. You’ll help shape the architecture, scale the platform, and mentor junior team members. This role requires strong technical expertise, autonomy, and excellent communication skills.

Key Responsibilities

• Design, develop, and maintain scalable backend modules for our event-tech platform
• Build and document robust internal and external RESTful APIs
• Participate in system architecture design, refactoring, and performance tuning
• Collaborate with Staff Engineers to ensure system-wide technical consistency
• Work with Engineering Managers to align development with product and business goals
• Take part in cross-team initiatives to raise engineering standards and share best practices
• Translate business requirements into reliable, scalable solutions
• Write clean, maintainable, and well-tested code
• Lead by example, mentoring mid-level and junior developers
• Ensure backend components meet security, performance, and reliability benchmarks

What We’re Looking For

• 7+ years of PHP backend development experience
• Proven senior-level background (e.g., Senior Developer, Tech Lead, or Architect)
• Strong command of Laravel, Symfony, or Phalcon
• Deep understanding of OOP, design patterns, and software architecture
• Experience with PostgreSQL, including performance optimization
• Proficient with Git in collaborative team settings
• Applies modern development principles: SOLID, DRY, KISS, DDD
• Confident writing tests (e.g., PHPUnit) and maintaining testable code
• Hands-on with CI/CD pipelines (GitLab CI, Jenkins, GitHub Actions)
• Able to model and explain system architecture (e.g., C4 diagrams)
• Experience in transitioning from monolithic to service-oriented architecture (SOA/microservices)
• Familiar with modern architecture styles: Clean, Hexagonal, Onion, DDD
• Up to date with tech trends, including AI-assisted coding tools and practices
• Advanced or native-level English, with the ability to clearly communicate technical concepts to both technical and non-technical stakeholders, including external partners and clients

Nice to Have

• Experience with cloud services (e.g., AWS: EC2, S3, RDS, Lambda)
• Familiarity with message queues (RabbitMQ, SQS)
• Basic frontend skills (JavaScript, HTML, CSS, Vue.js, React)

What We Offer

• A chance to build and scale infrastructure for a globally used event-tech platform
• A collaborative, international team in a fast-growing company
• Competitive salary with performance-based incentives
• Flexible work hours and fully remote setup
• Budget for professional development and learning

Senior ML/GenAI Engineer - Remote

Role Responsibilities:

• Develop AI Agents, tools for AI Agents, API as a service
• Prepare development and deployment documentation
• Participate in R&D activities of Data Science team

Required Skills & Experience:

• 5+ years of experience with DL frameworks (PyTorch and/or TensorFlow)
• 5+ years of experience in software development in Python
• Hand-on experience with LLM, RAG and AI Agents development
• Experience with Amazon SageMaker, Amazon Bedrock, LangChain, LangGraph, LangSmith, LlamaIndex, HaggingFace, OpenAI 
• Hand-on experience of usage AI tools for software development to increase efficiency and code quality, usage AI tools for code review.
• Knowledge of SQL, non-SQL and vector databases
• Understanding of embedding vectors  and semantic search
• Proficiency in Git (Bitbucket) and Docker
• Upper-Intermediate (B2+) or higher level of English

Would a Plus:

• Hand-on experience with SLM and LLM fine-tuning
• Education in Data Science, Computer Science, Applied Math or similar
• AWS certifications (AWS Certified ML or equivalent)
• Experience with TypeSense
• Experience with speech recognition, speech-to-text ML models

What We Offer:

• Career growth with an international team.
• Competitive salary and financial stability.
• Flexible working hours (Mon-Fri, 8 hours).
• Free English courses and a budget for education

Location: Remote
 

ExpoPlatform is a UK-based company founded in 2013, delivering advanced technology for online, hybrid, and in-person events across 30+ countries. Our platform provides end-to-end solutions for event organizers, including registration, attendee management, event websites, and networking tools.

Your Role

We’re looking for a Fullstack Developer with solid experience in PHP, React and NextJS to help us enhance and evolve our event technology platform. You'll be working on critical features used by event organizers and attendees across dozens of countries, building tools that power engaging, data-driven experiences at exhibitions, conferences, and corporate events.

This is a hands-on development role where you'll contribute across the stack - from backend services and APIs to interactive user interfaces. You'll collaborate closely with engineers, product owners, and designers in an agile environment, helping us ship high-quality features that make a measurable impact for our customers.

We're a growing, product-focused team where your contributions will be visible, valued, and make a real difference. If you enjoy building reliable solutions and want to be part of a collaborative, remote-first engineering culture, we'd love to hear from you.

What You’ll Do

• Design, develop, and maintain scalable backend services using PHP and modern frameworks.
• Build modern, responsive UIs using React/NextJS and related tools (Redux, Context API, hooks).
• Collaborate with product and design teams to deliver user-centric features that add real value.
• Contribute to architectural decisions and long-term technical vision across the platform.
• Write clean, maintainable, and well-tested code, following best practices and coding standards.
• Take part in code reviews and provide constructive feedback to teammates.
• Improve performance, scalability, and security of both frontend and backend components.
• Work with QA and DevOps team members to ensure smooth deployments through CI/CD pipelines.
• Help identify technical debt and lead refactoring initiatives to keep our codebase healthy.
   

What You Bring

• Solid experience in development of end-to-end solutions using PHP and Javascript in production environments.
• Proficiency with modern PHP frameworks (e.g., Laravel, Symfony) and frontend ecosystems (e.g. React, NextJS).
• Strong understanding of RESTful API design and integration.
• Familiarity with PostgreSQL, or similar relational databases.
• Experience writing unit and integration tests across the stack.
• Knowledge of Git-based workflows and experience with CI/CD tools.
• Ability to work independently in a remote, asynchronous environment.
• A proactive mindset - someone who takes ownership, solves problems, and moves things forward

Bonus Skills

• Experience with GraphQL or WebSockets.
• Familiarity with Docker, Kubernetes, or cloud platforms like AWS.
• Understanding of accessibility, SEO, or internationalization.
• Background in event tech, e-commerce, or SaaS platforms.

What We Offer

• Opportunity to build quality infrastructure for a platform used globally in the live events industry.
• Fast-paced environment with a growing international team.
• Competitive salary and performance-based incentives.
• Flexible work hours and remote work options.
• Professional development and learning budget.

If this sounds like the right challenge for you, we’ll be happy to connect.