Jobs Lviv, Python

Softcery builds advanced AI systems for B2B SaaS companies. We partner with founders in the US and UK to design, build, and scale production-ready AI solutions that solve real business challenges. Our team focuses on complex AI engineering — systems that are technically robust, business-aligned, and built to scale. We combine deep technical expertise with strong product thinking, helping companies move from AI ambition to real, production impact.

We are looking for a Strong Middle AI Engineer to lead the delivery of AI-powered products for international clients. You'll work on complex AI systems with a strong focus on Voice AI, collaborating directly with clients and taking ownership of features from design to production.  

What You'll Do:

• Deliver production-ready AI solutions for international clients from concept to deployment.
• Design and build AI-powered applications with a strong focus on Voice AI and intelligent automation.
• Integrate LLMs, third-party APIs, and business systems into scalable software solutions.
• Own technical implementation, make architectural decisions, and ensure high code quality.
• Collaborate directly with clients to clarify requirements, discuss technical solutions, and deliver business value.
• Continuously explore new AI technologies and apply them to real-world customer challenges.
   

What We're Looking For:

• 3+ years of commercial experience in Python development.
• Hands-on experience with developing AI-powered applications.
• Strong software design and problem-solving skills.
• Ability to independently own features and deliver projects with minimal supervision.
• Excellent communication skills and confidence working directly with international clients.
• English – Advanced (C1).
   

Will be a plus:

• Experience with React and Node.js.

What We Offer:

• Structured onboarding – a clear onboarding plan, documented workflows, and a team that has your back.
• Flexible remote schedule – work from wherever and whenever you're most productive.
• Learning budget – we cover books, courses, English lessons, and AI tools for your professional growth.
• Full accounting support – so you can focus on the work, not the paperwork.
• Time off – 20 paid vacation days, 12 sick days, 2 paid period leave days/month (for women), and your birthday off.
• IT Cluster membership – access to professional events and networking opportunities in the local tech community.

If you enjoy taking ownership, solving complex engineering challenges, and building AI products that create real business impact, we'd love to meet you 👋

Insiders is a fast-growing IT company which employs about 200 people. Our company focused on providing innovative digital services and cutting-edge technologies to solve complex business challenges.

What we expect from the candidate:

• Experience in development using the Python programming language is required.
• Knowledge of frameworks such as Django and DRF is necessary.
• Understanding of the fundamental principles of object-oriented programming is essential.
• Proficiency in working with databases such as MySQL and PostgreSQL is important.
• Experience with version control systems like Git is mandatory.
• The candidate must demonstrate seriousness and the ability to collaborate effectively both in a team and independently.

What we offer:

• free study in our Corporate English Academy
• growth and development opportunities for young developers even if you have no commercial experience
• regular salary review (after the completion of each contract)
• provision of Apple equipment
• comfortable office with all amenities not far from the center (uninterrupted internet, generator, tea and coffee, pastries).
• timely payment of salaries.
• corporate events, teambuildings, etc.

• working on projects side by side with Senior developers, which will give you the opportunity to learn and develop.

   

  Feel free to contact us now; this could be the beginning of our collaboration! We will respond promptly upon receiving your resume.

About the Role

At Coreblocks, we're looking for a Python Backend Engineer to help build the next generation of financial infrastructure. You'll work on scalable backend services, distributed systems, and AI-powered capabilities that support our platform. This role combines backend engineering, data processing, API development, and modern AI integrations, with a strong focus on performance, reliability, and scalability.

Key Responsibilities

Backend Engineering

• Design, develop, and maintain scalable backend services using Python (FastAPI, Django, or Flask).
• Build clean, maintainable, and well-tested code following modern software engineering practices.
• Improve the performance, reliability, and scalability of existing services.

Data Processing & System Integrations

• Develop and optimize data ingestion, ETL, and real-time processing pipelines.
• Integrate backend services with financial infrastructure, blockchain components, and third-party platforms.
• Ensure efficient and reliable data movement across distributed systems.

AI & Intelligent Services

• Collaborate with AI and Data teams to integrate LLM-powered capabilities and machine learning features into backend services.
• Implement semantic search, intelligent categorization, and AI-driven automation.
• Contribute to RAG-based and AI-enhanced product functionality where applicable.

API & Microservices

• Design and maintain secure, well-documented RESTful and gRPC APIs.
• Build reliable communication between internal microservices and external partners.
• Ensure API stability, performance, and security across the platform.

Database & Performance Optimization

• Optimize PostgreSQL queries, database schemas, and indexing strategies.
• Work with Redis to improve caching, throughput, and overall application performance.
• Design backend services capable of handling concurrent workloads efficiently.

Engineering Excellence

• Participate in code reviews and architectural discussions.
• Write unit and integration tests to ensure software quality.
• Contribute to engineering standards, documentation, and continuous technical improvements.

Requirements

Technical Background

• 3+ years of commercial experience developing backend applications with Python.
• Strong hands-on experience with FastAPI and asynchronous programming using asyncio.
• Experience designing and maintaining production-grade backend services.

Databases

• Strong knowledge of PostgreSQL and SQL optimization techniques.
• Experience working with NoSQL databases and Redis.
• Practical experience with vector databases such as Pinecone, Milvus, Weaviate, or similar for AI-powered search and retrieval systems.

Cloud & DevOps

• Experience with Docker and CI/CD pipelines (GitHub Actions or GitLab CI).
• Experience working with AWS or Google Cloud Platform.

Financial & Technical Domain

• Understanding of financial systems, transaction processing, payment flows, or blockchain-based architectures.
• Familiarity with distributed systems and scalable backend design.

Collaboration

• Strong analytical and problem-solving skills.
• Comfortable working in a remote, cross-functional engineering team.
• Professional English (B2+) or higher.

Nice to Have

• Experience with Node.js or TypeScript.
• Hands-on experience with AI development tools such as Cursor, Claude, GitHub Copilot, or similar.
• Familiarity with Kafka, RabbitMQ, Airflow, Prefect, or other messaging and orchestration technologies.
• Experience building or supporting AI-enabled backend services, RAG architectures, or LLM integrations.

We're a fast-growing tech company building modern, innovative digital products - and we're looking for a Python Developer to join our team in Lviv. If you care about clean code, solid architecture, and working in an environment where your input actually matters, keep reading.

What you'll be doing

You'll be part of a cross-functional team working on real, meaningful projects - building scalable backend solutions, designing APIs, and helping shape the technical decisions that move our products forward.

What we're looking for

• Solid hands-on experience with Python
• Strong knowledge of Django and Django REST Framework
• Good understanding of OOP principles and clean code practices
• Experience working with relational databases - MySQL and/or PostgreSQL
• Confident use of Git and version control workflows
• Responsible, self-motivated, and comfortable working both independently and as part of a team

What we offer

• Full-time, in-office position in Lviv
• Official employment and a competitive salary based on your skills and experience
• Company-provided equipment
• A well-structured work schedule
• A friendly, supportive team and a comfortable office environment
• Mentorship and guidance from experienced colleagues
• Interesting and technically challenging projects to grow on

How to apply

Send us your CV - we review every application and get back to candidates promptly. This could be the start of something great.