nexos.ai

Accountant

• Preparation and registration of accounting data related to sales, accounts receivables and incoming payments;
• Payment service providers’ reports import and reconciliation;
• Sales reports from reselling channels/marketplaces import and reconciliation;
• B2B sales billing coordination, issuing and booking sales invoices, checking VAT information;
• Matching invoices with payments, supervising client's cards and balances in accounting system;
• Communication with sales team and systems support personnel;
• Support month-end and year-end close process;
• Assist in external audit as well as other compliance reporting;
• Communication with other teams regarding daily issues.

Junior - Mid Accountant

Backend Engineer

• Build and improve systems that collect, normalize, and store data from external services and APIs.
• Design robust integrations with third-party APIs and LLMs, handling errors, rate limits, retries, and evolving interfaces.
• Explore responsible automated browser interactions or scraping.
• Automate scheduled collection workflows and make sure they run reliably every day with good observability and alerting.
• Collaborate with engineering peers on design, architecture, reviews, and shared tooling.

R&D Engineer, Mid-Senior, Python

• Build and shape tomorrow’s AI-based application, ensure scalable data and AI pipelines.
• Play with cutting-edge AI tech, prototyping and experimenting with LLMs (APIs, RAG, embeddings, etc.) to elevate accuracy, insight quality, and product impact.
• Turn data into value by preparing, transforming, and managing datasets that power models, features and production systems.
• Work closely with different teams to get things done together, partnering with product, data science and engineering to uncover smart AI opportunities and launch them into real use.
• Fine-tune our systems and existing LLMs for excellence, create and optimize prompts, workflows, and model interactions for performance and reliability.
• Own quality and scale by ensuring observability, robustness, and smooth operation across distributed data + AI systems.

AI Data Engineer, Mid-Senior, Python

• Develop a system and solutions that could be easily scalable.
• Write clean, tested, documented code that delivers real business value.
• Own the entire development cycle—from research and prototyping to deployment.
• Deliver and review technical design, code, and documentation.
• Contribute to technical decision-making in an early-stage, fast-growing project.
• Create, review and maintain multiple microservices in order to optimize them for best performance and stability.

Backend Engineer, Mid-Senior, Golang

• Design and develop backend systems and solutions with scalability in mind.
• Take ownership of core services for a greenfield, AI-powered product, from initial design to production.
• Write clean, well-tested, and well-documented code that delivers real business value.
• Own the full development lifecycle: research, prototyping, implementation, and deployment.
• Deliver, review, and maintain technical designs, code, and documentation.
• Contribute to technical decision-making in an early-stage, fast-growing project.
• Create, review, and maintain multiple microservices, optimizing them for performance and stability.

Backend Engineer – Mid-Senior – PHP

Frontend Engineer

• Build a framework to support blazing-fast web pages - think sub-second loading times.
• Ensure the codebase is clean and use best practices for your code while the project grows.
• Seek to improve web performance constantly.
• Drive the full lifecycle of new frontend features, from development through code reviews, QA testing, and production deployment.
• Mentor colleagues on web development best practices & provide technical guidance.

Frontend Engineer – Mid-Senior, React

DevOps Engineer

• Be a part of a team that maintains hundreds of servers around the globe.
• Maintain multiple Kubernetes clusters and ensure availability.
• Work on infrastructure arrangement, capacity planning, and performance optimization.
• Be responsible for managing various databases - SQL, NoSQL, etc..
• Upgrade systems with new releases and models.
• Automate everything or as many things as possible.
• Work together with PMs and the development team to find the best technological solutions.
• New ideas & projects are always welcome!