Jobs

Quantum is a global technology partner delivering high-end software products that address real-world problems.

We advance emerging technologies for outside-the-box solutions. We focus on Machine Learning, Computer Vision, Deep Learning, GIS, MLOps, Blockchain, and more.

Here at Quantum, we are dedicated to creating state-of-art solutions that effectively address the pressing issues faced by businesses and the world. To date, our team of exceptional people has already helped many organizations globally attain technological leadership.

We constantly discover new ways to solve never-ending business challenges by adopting new technologies, even when there isn’t yet a best practice. If you share our passion for problem-solving and making an impact, join us and enjoy getting to know our wealth of experience!

About the position

Quantum is expanding the team and has brilliant opportunities for a Software Developer. The client is a technological research company that utilizes proprietary AI-based analysis and language models to provide comprehensive insights into global stocks in all languages. Our mission is to bridge the knowledge gap in the investment world and empower investors of all types to become “super-investors.”

Through our generative AI technology implemented into brokerage platforms and other financial institutions’ infrastructures, we offer instant fundamental analyses of global stocks alongside bespoke investment strategies, enabling informed investment decisions for millions of investors worldwide.

Must have skills:

• 5 years of Python development experience
• Strong hands-on experience with Kubernetes and containerization
• Strong SQL and NoSQL database knowledge
• Experience with Docker, CI/CD, and Git
• Expertise in AWS services
• Familiarity with Airflow or other workflow orchestration tools
• At least an Upper-Intermediate level of English (spoken and written)

Would be a plus:

• Experience with LLMs (Large Language Models)

Your tasks will include:

• Develop and maintain services with LLM-based solutions
• Optimize ETL processes and integrate models into production
• Deploy and manage pipelines on AWS
• Work with Kubernetes for container orchestration
• Collaborate with Data Scientists to ensure pipeline efficiency

We offer:

• Delivering high-end software projects that address real-world problems
• Surrounding experts who are ready to move forward professionally
• Professional growth plan and team leader support
• Taking ownership of R&D and socially significant projects
• Participation in worldwide tech conferences and competitions
• Taking part in regular educational activities
• Being a part of a multicultural company with a fun and lighthearted atmosphere
• Working from anywhere with flexible working hours
• Paid vacation and sick leave days

Join Quantum and take a step toward your data-driven future.

OTAKOYI is looking for a skilled and motivated Python Engineer (with ML/AI experience) to join our client’s team. If you're driven by solving complex problems, thrive on technical challenges, and value continuous growth — this opportunity is for you.

About the Project

Become a part of an energy technology company that develops and operates innovative technology for flexibility in the power system. They transform technical infrastructure into autonomous and flexible batteries, optimized by artificial intelligence. By connecting the flexible resources of many consumers, they create virtual power plants that compete with the major players in the power industry.

This project develops and operates technology across the entire cycle from IoT/Edge to cloud-based IT systems. The system currently consists mainly of a cloud-based microservice architecture running in Azure, with most of the source code written in Python.

Required Skills

• Strong proficiency in Python with hands-on experience in machine learning model design, development, and deployment.
• Proven experience working in the energy domain — with solid knowledge of ventilation, heating systems, hot water tanks, EV charging, and related energy infrastructure - is a must.
• Familiarity with cloud-based microservice architectures, ideally running in Azure.
• Experience with DevSecOps practices, including participation across all phases of system development (design, coding, testing, deployment, monitoring).
• Understanding of cybersecurity requirements for software development and system integration.
• Strong knowledge of how heating and electrical systems operate in commercial or office buildings.
• Ability to integrate and evaluate new tools, technologies, and frameworks into existing systems.
• Collaborative mindset with excellent communication skills for working closely with cross-functional technology teams.

• Upper Intermediate English is a must.

   

Responsibilities

• Design, develop, and optimize machine learning models to improve energy-related systems and solutions.
• Contribute to software development efforts across internal and external projects, ensuring high-quality and scalable solutions.
• Participate in and follow up on all phases of system development in line with DevSecOps best practices.
• Integrate and continuously improve cloud-based microservice architecture solutions within Azure.
• Ensure systems comply with cybersecurity requirements, actively identifying and addressing potential risks.
• Collaborate with the wider technology team to drive product development and innovation.
• Leverage deep domain expertise in energy systems (ventilation, heating, EV charging, hot water tanks, etc.) to guide technical decisions and enhance solution effectiveness.
• Stay updated on emerging technologies in ML/AI and energy systems, ensuring continuous improvement of models and processes.

Recruitment process

1. Pre-screening Interview with Recruiter (up to 45 minutes)
2. Tech Interview (up to 1 hour)
3. Client Interview (up to1 hour)

What do we offer?

We offer the opportunity to be part of the ambitious team and an experience driven company and to achieve rapid and comprehensive career growth. Do you think that’s all that we can offer? Just have a look at out benefit and bonuses below:

💰Paid vacations and sick leaves;

💸Fair remuneration based on your self-development results;

📢Referral program for candidate recommendation;

🤱Loyal maternity leave policy;

📝Accountant support and tax coverage;

📑Courses of English with the professional teacher;

📚Educational training within the company and outside;

💺Ability to combine remote work and office;

🎉Regular party and team buildings and different funny activities.

The role

As a Back-End Engineer at HelloBiome, you will play a critical role in building and optimizing the infrastructure that powers one of our AI solutions based on large language models (LLMs). You will work closely with researchers, and software teams to design, implement, and maintain scalable back-end systems that enable rapid experimentation and high-quality outputs. Your work will ensure our platforms are robust, secure, and ready for production at scale, directly supporting the advancement of our microbiome-based solutions.
 

You will work in a collaborative environment, translating prototypes into reliable back-end services, and continuously improving our technology stack to meet evolving business and research needs. Your experimental and research-oriented mindset will be key as you partner with scientists to iterate quickly, validate new ideas, and deliver back-end solutions that set the standard for quality and innovation in the microbiome field.

This role includes a competitive cash salary and equity package. Compensation is calculated based on the location of the team member, reflecting HelloBiome’s commitment to fair and equitable remuneration.
 

Requirements

• Experimental and research-oriented mindset, comfortable working in fast-paced, iterative environments to rapidly test, evaluate, and refine back-end systems for quality outputs.
• Excellent problem-solving skills, attention to detail, and a passion for delivering reliable, maintainable code.
• 5+ years of experience in back-end software engineering, with a focus on building scalable, high-performance systems.
• Proven expertise in designing and implementing APIs, microservices, and distributed systems using modern backend frameworks (e.g., Python/FastAPI, Node.js/Express, Go, or similar).
• Deep understanding of cloud infrastructure (AWS, Azure, or Google Cloud), containerization (Docker, Kubernetes), and CI/CD pipelines for robust deployment of data-intensive services.
• Strong knowledge of database systems (SQL and NoSQL), data modeling, and data pipeline development for handling large-scale, unstructured data.
• Strong communication skills to work effectively with cross-functional teams and contribute to technical discussions and architectural decisions.
• Experience integrating and optimizing large language models (LLMs) or other AI/ML models into production environments, including model serving, monitoring, and versioning is a plus.
• Work with Vector Stores (Vector Databases) to enable efficient storage, retrieval, and management of embeddings and other high-dimensional data for AI applications is a plus.
   

Responsibilities

• Design, build, and maintain scalable back-end infrastructure to support AI solutions, ensuring high availability and performance.
• Collaborate with researchers and data scientists to translate experimental models and prototypes into robust, production-ready back-end.
• Develop and optimize APIs, microservices, and data pipelines for efficient integration and deployment of LLMs and other AI models.
• Implement monitoring, logging, and versioning systems to ensure reliability, traceability, and continuous improvement of AI services.
• Ensure back-end systems adhere to security, privacy, and compliance standards, especially when handling sensitive health data.
• Foster a culture of experimentation and innovation, rapidly iterating on back-end solutions to support research and deliver high-quality outputs.
• Contribute to architectural decisions, code reviews, and best practices to maintain a high standard of code quality.
   

About HelloBiome

HelloBiome is an innovative B2B biotech startup at the forefront of AI-powered microbiome innovation. We are dedicated to revolutionizing consumer health by leveraging the microbiome. Through democratizing access to microbiome data, HelloBiome utilizes advanced AI technologies to develop targeted health solutions, transforming these insights into commercial applications for our business clients. Trusted by over 20 clients, including industry giants like Unilever, we are not just predicting the future of consumer health; we are actively shaping it. At HelloBiome, every step we take is towards a healthier future, optimizing well-being one microbiome at a time.
 

Our Culture

At HelloBiome, we thrive in a globally connected, remote work environment with team members distributed across Europe, the US, Canada, and Korea. Our headquarters are in San Francisco and Our dynamic and international team embodies a culture of kindness paired with a drive for innovation and excellence. We value proactive individuals who bring a self-starter mindset to their roles, always seeking new ways to advance our mission. Attention to detail is crucial in our work, as we are committed to delivering precise and impactful health solutions to our B2B clients.
 

This remote and flexible work structure not only fosters a diverse and inclusive atmosphere but also encourages a balance between personal growth and professional excellence. Join us and be part of a team that is shaping the future of consumer health through groundbreaking AI-powered microbiome innovation.

We are looking for a Senior Python Developer who can become a part of our team and with whom we will grow together. Meduzzen is a team of Ukrainian developers who are working mostly on outstaff and outsource models, so, as a part of this team, you will work on projects with different domains and technologies. We are open for smart and very stable developer who can become a great addition of our progressive team and strengthen it. We accept Ukrainian developers who is currently abroad or in Ukraine. 

Requirements: 
- from 4 years of professional experience as a back-end or full-stack developer

- strong knowledge in Python (Django/DRF, FastAPI, Flask, PostgreSQL, etc.)

- experience with front-end frameworks (React, Vue, Angular, experience with React Native will be a plus)
- familiarity with clouds (AWS, Azure, GCP)
- good English skills (from Intermediate)
- understanding of AI tools and Web3 also will be a plus

- team worker

- availability of UpWork profile (but it is not necessary) 

What we offer 
- working with us as an agency
- remote work and flexible schedule 
- career development: take courses
- English lessons 
- paid vacation and sick-leave days

Hiring steps: intro, technical interview or test task, meeting with CTO, offer. 

If everything mentioned below is about you - so please apply.

Thanks for your time, let’s make cool development together!
 

We are building an API-first loan management and servicing platform to enable scalable, compliant, and flexible financial products. Our client is expanding their US-based team and looking for a Senior Python Engineer to join the extended development team, contributing to new functionality and the evolution of the SaaS platform.

Tech Stack: Python 3.11, Flask, Gunicorn, Go, PostgreSQL 14, Redis 6.x

Responsibilities

• Develop and implement new features for the loan management system
• Lead the development of a loan management SaaS platform
• Build robust, scalable infrastructure for new services and products
• Collaborate with product and design teams to evaluate trade-offs and scalability concerns
• Work closely with legal and compliance stakeholders to ensure product compliance

Requirements

• 5+ years of backend software development experience (preferably in Agile environments and SaaS products)
• 2+ years of hands-on experience with Python
• Strong expertise in API design and development
• Experience building microservices architectures
• Ability to write clean, reliable, and maintainable code with automated testing
• Previous startup experience or working in small, cross-functional teams

Nice-to-Have

• Background in FinTech (strong plus)
• Experience with DevOps practices
• Familiarity with GCP
• Knowledge of Go

We offer:

• Competitive compensation
• Social package (24 working days of annual leave, 5 paid sick days)
• Flexible working hours
• Challenging projects in diverse business domains and a variety of tech stacks
• Personal development and professional growth opportunities
• Work with talented, ambitious and family-feel teams
• Educational possibilities: corporate courses, knowledge hubs, and in-house English classes
• Compensation for your professional certification & support for your learning activities
• Opportunity to choose IT equipment you like
• Corporate social responsibility

We are AIDA, a technology-based recruitment company specializing in employee search. For our client, we are looking for a Python Developer to join the team and contribute to the development of innovative solutions.

As a Python Developer, you will be responsible for developing new functionality, improving existing solutions, and ensuring high-quality code through technical reviews. You will work in a SCRUM team on challenging and dynamic projects with the opportunity to mentor junior developers.

The Ideal Candidate

• 2+ years of experience with Python
• Strong understanding of business processes
• Hands-on experience with Django, DRF, FastAPI, LLM
• Practical experience with OpenAI API
• Knowledge of PostgreSQL, Redis
• Experience with Celery, Docker, Docker Compose
• Previous work in a SCRUM team
• English level B2+ (Upper-Intermediate)

What You Will Do

• Develop new project functionality
• Maintain and improve existing solutions
• Evaluate technical implementations and propose improvements
• Conduct code reviews with strong technical reasoning
• Mentor and support junior developers

What the Company Offers

• Official employment under a gig contract
• Paid vacation and sick leave
• Office/Hybrid format (modern office near Vasylkivska metro station)
• Regular salary reviews linked to the USD exchange rate
• Medical insurance
• Free gym near the office
• Parking for cars and bicycles

• Compensation for English courses and professional training

   

   

Join Autowhale and Help Redefine Institutional Crypto Infrastructure

Autowhale is building the backbone of institutional crypto trading: a scalable platform that merges execution systems with portfolio and fund management—serving funds, exchanges, OTC desks, and asset managers. Join us from anywhere and help shape the future of digital asset trading.

What You’ll Own

• Drive real features: Be responsible for delivering key backend components in areas like DeFi protocols, institutional crypto trading, portfolio management, and analytics pipelines.
• Build reliably at scale: Design and maintain Python microservices with a strong emphasis on test coverage, observability, performance, and maintainability.
• Automate everything: Create scripts and tools to streamline our deployment, monitoring, and operations.
• Shape the codebase: Participate in peer review, define best practices, and help evolve our engineering standards.
• Flex your autonomy: Own components end-to-end—from specs to deployment.

Tech Stack Snapshot

• Python (primary), plus optional Rust/Go/C++
• Web Framework
• Flask, Web3.py
• PostgreSQL, MongoDB, timeseries data
• DevOps
• Docker, AW S, CI/CD pipelines
• CCXT
• RPC Nodes
• Git, asynchronous patterns, caching

You Bring

• 3+ years of professional Python experience and delivery of production-grade systems, ideally using microservices.
• Strong proficiency in data modeling, particularly for financial, time-series, or analytics-heavy workloads.
• Comfortable with blockchain/Web3 integrations—e.g., reading on-chain events, token flows.
• A solid understanding of scalability fundamentals (caching, batching, async, indexing).

• Excellent communication in English and the ability to work independently in an async-first setup.

   

What Makes You Stand Out (Bonus Points)

These aren’t mandatory—but they’ll help you hit the ground running:

• Experience in additional languages (Rust, Go, JS, C++).
• Familiarity with DeFi strategies (e.g., arbitrage, liquidity management) or trading workflows.
• Prior integration with exchange APIs or financial systems.

• Understanding of double-entry ledger systems, cross-chain protocols, or multi-chain DeFi.

   

Why This Role Will Challenge & Reward You

• 100% Remote + Flexible Hours: Your schedule, your workspace—plus two regular syncs per week to stay aligned.
• High Ownership, Low Bureaucracy: We're a tight, transparent team—no red tape, only impact.
• Learn the full stack in crypto: From AWS deployments to Web3 pipelines, automated workflows, and trading infrastructure.
• Competitive compensation: Tailored for mid-senior developers in lower-cost markets—balance great work and great living standards.

• Influence from day one: Play a key role in shaping product direction, tooling, and engineering culture.

   

Ready to Get Started?

Send us your resume (and GitHub link), highlight similar projects you've shipped, and tell us what excites you most about crypto infrastructure.

Built the next generation of trading systems? Let’s talk.

We are looking for a Senior Python Developer for a very long-term project.

Must have Python: website scraping, FastApi, Websockets, asynchronous programming, object-oriented programming. 

Databases: SQL Server, Redis

Good English, the interview with the customer would be in English

Great communication, team player, hard worker, having a sense of urgency

Working hours Israel - from Sunday to Thursday, Friday Saturday days off 

Sometimes, needs to fix bugs during nights or weekends, depending on the level of code - the better level, the fewer issues

The project is about collecting and processing data for sports games, to provide data as a service for other services.

It's a data-collecting and processing platform, there are a lot of parsing and scraping tasks.

We are an outstaff company, working with a client for a long time, looking for a new team member to make the team stronger.

DeepX is looking for: 2+ year of professional experience in the Back-end software development and with LLM experience.
Strong understanding of:

• Python 3, OOP, REST API, asyncio, algorithms and their complexity (Big-O)
• Python web backend frameworks (FastAPI preferred)
• SQL databases (PostgreSQL preferred)
• NoSQL databases (MongoDB)
• SQLAlchemy ORM
• Authentication and authorization
• Pydantic
• Performance optimization
• GIT

At least basic understanding of:

• WebSocket protocol
• Microservices
• Familiarity with Docker or Kubernetes
• Postman
• CI/CD practices

• Unit testing and testing in general

   

  Any of these will be a plus:

• Experience with integrating LLM solutions
• PubSub (Kafka/RabbitMQ)
• Deployment, scaling and server management solutions
• Any experience with the front-end development, knowledge of React or other frontend framework
• Link to your public Git

We are looking for a Senior Python Engineer with more than 5 years of experience: a Ukrainian living in Poland, with proven leadership experience, to join our growing engineering team. 

Requirements 

• Expert-level Python knowledge with extensive hands-on development experience.
• Minimum 2 years of proven team management/leadership.
• Strong track record of delivering large-scale products. 
• Experience with distributed systems, performance optimization, and heavy-load environments. 
• Experience with Kubernetes (k8s) and modern DevOps practices.

IvorySoft is a people-first software engineering and IT consulting company. We provide complex technological solutions for startups and businesses from the USA, UK, Nordic countries, and Canada.

To meet our ambitious goals, we are looking for a Middle Python Developer to join the growing team that helps to create clean energy solar and storage solutions for all.

🎯ABOUT THE PROJECT:

The customer is a leading US-based company specializing in large-scale clean electrification solutions for commercial, industrial, public sector, and community solar customers. Their comprehensive services encompass every stage of the process. From inception to operation, the company handles the origination, development, ownership, and operation of solar generation, energy storage, and electric vehicle charging infrastructure at local sites throughout the country.

❗️The project is under NDA ❗️

(details will be provided during a final call with the customer's team)

RESPONSIBILITIES:

👨‍💻Design, develop, and maintain complex software solutions using Python.

👨‍💻Write clean, scalable, and maintainable code.

👨‍💻Collaborate with cross-functional teams to define, design, and ship new features.

👨‍💻Perform code reviews and ensure adherence to coding standards.

👨‍💻Stay up-to-date with the latest technology trends and best practices.

REQUIREMENTS:

💻 3+ of experience in Python development.

💻Strong knowledge of Python, Chalice/FastApi

💻Experience with database design and management.

💻Excellent problem-solving and analytical skills.

💻Strong communication skills and the ability to work in a team environment.

💻 Experience with github/ github Actions; 

💻 Good to have (not a strong requirement): Graphql; Cloudformation; AWS Lambda; AWS Cognito.

💻Experience with Agile methodologies is a plus.

TJHelpers is a Ukrainian IT company connecting aspiring developers with experienced mentors to unlock their potential through real-world experience. We offer structured growth, hands-on training, and our unique "Helpers as a Service" (HaaS) model for accelerating career development.

We’re looking for a Junior Python Developer who is passionate about backend development and eager to work on real products with mentorship and support.
 

Responsibilities

• Write and maintain clean, scalable Python code.
• Develop and maintain backend services or scripts.
• Collaborate with mentors and senior devs in team-based tasks.
• Assist in writing unit tests and debugging.
• Document code and processes clearly.
   

Requirements

• Basic knowledge of Python and OOP principles.
• Understanding of how REST APIs work.
• Familiarity with SQL and relational databases.
• Strong desire to learn and solve real problems.
• Teamwork and good communication skills.
   

Nice to Have

• Exposure to Flask, FastAPI, or Django.
• Experience with Git and version control.
• Interest in working with task queues, cron jobs, or data parsing.
   

We Offer

• Mentorship from experienced backend developers.
• Work on international projects and startup environments.
• Growth plan, training sessions, and certification support.
• Flexible work schedule and competitive compensation.
• Supportive team atmosphere and feedback culture.

We offer cooperation on an interesting project related to the logistic niche. We are looking for a Python Developer for collaboration.

Requirements:

— 5+ years of commercial experience with Python and modern JavaScript frameworks (Vue.js or React)
— Strong knowledge of OOP, clean code principles, and design patterns
— Experience with backend frameworks (Django, Flask, or FastAPI)
— Solid skills in building and optimizing REST APIs
— Hands-on experience with relational databases (PostgreSQL)
— Proficiency in HTML5, CSS3, responsive design
— Good knowledge of Git and working with the command line
— Upper-Intermediate or higher level of English

Responsibilities:

— Develop and maintain backend logic using Python (Django/FastAPI/Flask)
— Build and integrate REST APIs
— Design and optimize responsive frontend applications with Vue.js or React
— Work with PostgreSQL database, including performance tuning
— Integrate external services, including AI-powered features
— Solve performance issues and refactor code
— Collaborate with product owner, designers, and QA team
— Ensure code quality, compliance with standards, and DevOps-based deployments

We offer:

— Competitive salary
— Involvement in international gamedev projects
— Work format — remote, part-time
— Compensation tied to the USD exchange rate

Hello everyone 👋

At Intobi, we're a software and product development company passionate about driving innovation and progress.

We help our clients succeed by delivering custom-built tech solutions designed to meet their unique needs.

Our expertise lies in developing cutting-edge Web and Mobile applications.

We’re looking for a success-driven Senior Python Developer for one of our clients.

Full-time, long-term position with the flexibility to work either from the office or remotely.

About the project:

It is a leading provider of innovative technology solutions, delivering cutting-edge services to businesses across various industries. Our mission is to help organizations accelerate their digital transformation through scalable and secure backend technologies. 

Requirements:

— 7+ years of professional experience in software development, with a strong focus on backend technologies.

— Proficiency in Python (Django experience is a bonus).

— In-depth understanding of Kubernetes (K8s) for container orchestration and management.

— Experience in developing and deploying cloud solutions using AWS services, including ECS, EKS, Lambda, S3, and RDS.

— Strong background in microservices architecture and distributed systems.

— Experience working with both relational and NoSQL databases.

— Strong debugging skills and a deep understanding of performance optimization techniques.

— Ability to collaborate effectively with other developers, product managers, and engineers to ensure the success of key projects.

— Spoken English (B2+).

Preferred Qualifications:

—  Knowledge of continuous integration and continuous delivery (CI/CD) pipelines.

—  Experience with containerization tools like Docker.

—  Familiarity with DevOps principles and practices.

What we offer:

— Competitive salary;

— Paid vacation and sick leaves;

— Paid day off (Ukrainian holidays);

— Flexibility to work either from our cozy office or remotely;

— 8 hours working day, 5 days a week;

— Career growth potential;

— Free snacks, fruits, and drinks;

— Friendly team and corporate events.

Please send your CV here or via email

Should the first stage be successfully completed, you’ll be invited to a personal interview.

Company is looking for a Senior Python Engineer (Gen AI) for remote work.

✔️Company is home to 200+ engineers, designers, analysts and advisors solving complex business challenges through technology.

✔️ Our client is a US based company, a recognized leader in the healthcare domain offering Saas-based solutions. The product portfolio addresses the all the digital needs around running clinical trials.

✔️ The line of software products are already in production and we will be builing the co-pilot feature that will help users to improve their productivity and bring automation for their workflows. The plan is to build the platform that will be used across all the applications developmed by the company and help teams integrate AI features into their apps.

✔️ Must have experience with:
- experience in Python development, LLM integration (OpenAI API or equivalent) and RAG implementation

✔️As a plus: expertise in AWS cloud services
 

✔️Interview process:
1. 30min Qualifying Call 
2. 60min: Technical interview