Jobs Python

Senior Python / AI Engineer

Role Overview

We are looking for a Senior Python/AI Engineer with strong experience in machine learning, data engineering, cloud-based architectures, and AI agent pipelines.

You will work directly with the system architect to design and build:

• AI-powered data pipelines,
• prediction and scoring models,
• market-resolution oracles,
• agentic processing pipelines (AWS Bedrock / LangChain / custom),
• high-performance AWS-backed microservices and event-driven workflows.

This role is suited for a self-driven engineer who can operate in a fast-moving architecture.

Key Responsibilities

AI / ML

• Develop and train ML models for market signals, behavioral patterns, user risk segmentation, anomaly detection.
• Implement embedding pipelines, vector search and semantic analysis using:
  AWS Bedrock (Titan, Claude), SageMaker, LangChain, FAISS, OpenSearch, or local pipelines.
• Build LLM-based agents using LangGraph, LangChain, AWS Bedrock Agents, or custom orchestration.
• Work with HuggingFace, PyTorch, scikit-learn, Transformers, Nomic embeddings, etc.

Python Engineering

• Design clean, modular services for data collection, processing, analytics and agentic workflows.
• Build real-time pipelines using:
  asyncio, WebSockets, FastAPI, Redis Streams, Kafka, Celery, Apache Beam (optional).
• Implement microservices interacting with internal APIs, AWS services and data layers.
• Write production-quality Python (3.10+) with Pydantic, SQLAlchemy, Poetry/pipenv, type checking (mypy), and tests (pytest).

Data Engineering

• Create ETL/ELT pipelines aggregating both on-chain and off-chain datasets using:
  AWS Glue, AWS Lambda, Step Functions, Athena, S3, DynamoDB Streams, Kinesis.
• Optimize storage and data access: PostgreSQL, DynamoDB, Redis, S3, OpenSearch.
• Implement observability and monitoring: CloudWatch Logs, Metrics, X-Ray, OpenTelemetry.

DevOps / Cloud (nice to have)

• Experience with AWS:
  • Lambda (Python runtime)
  • ECS Fargate
  • Bedrock (LLMs, embeddings, agents)
  • SageMaker (model training & deployment)
  • SQS, SNS, EventBridge
  • API Gateway
  • OpenSearch
  • Neptune (graph DB)
  • KMS, IAM best practices
• Build and monitor ML services in production using:
  SageMaker endpoints, CI/CD, Docker, Terraform, GitLab CI.

Requirements

Must-Have

• 5+ years of Python engineering experience.
• Strong background in AI/ML, especially NLP and agent-based architectures.
• Experience with LLMs, embeddings, RAG, and vector DBs (FAISS, OpenSearch, Pinecone).
• Strong understanding of async Python and distributed systems.
• Experience with data pipelines (ETL/ELT), real-time event-driven processing.
• Ability to work independently and architect solutions end-to-end.
• Familiarity with AWS cloud services (at least S3, Lambda, API Gateway, CloudWatch).

Nice-to-Have

• Experience with blockchain (EVM, Polygon, oracles).
• Experience with AWS SageMaker training pipelines.
• Understanding of smart-contract-driven workflows.
• Experience with graph analytics: Neo4j, AWS Neptune, RDF/Gremlin.
• Basic Solidity understanding.
• Experience with agent frameworks such as LangGraph.

Junior Data Engineer – (Python/Web Scraping/Data Quality)
 

We’re looking for a sharp, curious, and driven Junior Data Engineer to join our team at Forecasa, a U.S.-based data startup focused on delivering high-quality real estate data and analytics to lenders and investors.

In this role, you’ll be part of our Data Acquisition & Quality team, helping us scale and improve the systems that collect, validate, and monitor the data that powers our platform.

What You’ll Do

• Develop and maintain Python-based web scrapers to collect structured and unstructured data from various sources.
• Use tools like Selenium, BeautifulSoup, and Pandas and Pyspark to extract and normalize data efficiently.
• Package scrapers as Docker containers and deploy them to Kubernetes.
• Create and manage Airflow DAGs to orchestrate and schedule scraping pipelines.
• Build data validation pipelines to catch anomalies, missing values, and data inconsistencies.
• Set up Grafana dashboards to monitor pipeline health and data quality metrics.
• Collaborate with senior engineers to continuously improve scraper reliability, performance, and coverage.

Our Tech Stack

Python • PySpark • Selenium • Airflow • Pandas • Postgres • S3 • Docker • Kubernetes • GitLab • Grafana

What We're Looking For

• Solid experience in Python, especially in building web scrapers.
• Familiarity with libraries like Selenium, BeautifulSoup, or Scrapy.
• Some experience with Docker, Airflow, or other workflow orchestration tools.
• Basic understanding of data validation, data cleaning, and monitoring best practices.
• A resourceful, problem-solving mindset — you’re not afraid to dig into a messy site or debug a flaky scraper.

Bonus Points For

• Experience working with Grafana or Prometheus for monitoring.
• Exposure to cloud platforms (AWS preferred) and managing scrapers at scale.
• Familiarity with CI/CD and Git workflows (we use GitLab).

About Us

Forecasa is a U.S.-based startup delivering enriched real estate transaction data to private lenders and investors. We’re a small, fast-moving team with a strong engineering culture and a mission to bring clarity and transparency to a fragmented market.

Location

Remote – we welcome candidates from anywhere in the world.

NOTE: Please make all e-mails and communications through the djinni website. Thank you.

Quintagroup is looking for Senior Python Developerr to join a leading European fintech product company. Technology stack: Python 3.11, Django 4.2, Postgres, AWS (EventBridge, Lambda, ECS, RDS, DynamoDB etc.), Docker, Pandas, Polars, Terraform

RESPONSIBILITIES:

• development with Python, AWS
• participation in planning and execution stages
• communicate with international (UK/UA/US) development team and CTO 

REQUIREMENTS

• 5+ years of experience with Python
• Experience with AWS and Python frameworks
• Able to work in a team-oriented, collaborative environment
• Ability to share knowledge

Customer methodologies and tools

• Scrum (2 week sprints)

Senior Python Developer - Project tech stack:

• Python
• AWS

WE OFFER:

• long term projects
• A company with a specialization in Python development for the last 22 years
• Health insurance
• different work models (remote, office, or hybrid remote/office options)
• Projects in AWS, Azure, GCP
• Different domains of projects: FinTech, EdTech, GovTech, IoT, e-commerce, marketplaces, e-auctions, e-learning, public procurement, interesting tasks, possibilities for career and professional growth
• Friendly atmosphere and good working conditions
• regular team-buildings and corporate parties
• Online English classes
• Flexible working hours
• Experience with new technologies

Numerical Technologies, a leading provider of software development and consultancy services for financial institutions, is looking for talented people experienced in Math and Python who will be responsible for development, testing, implementation, debugging and support of sophisticated financial applications.

Joining Numerical Technologies is a unique chance that provides the opportunity to work alongside experienced professionals on impactful, quantitative projects across North and South America, Europe, the Middle East, Africa, CIS and South Asia. This position is a chance to work hand-in-hand with expert quantitative researchers and quantitative engineers to create and implement research and simulation tools that leverage existing automated trading software and sophisticated statistical techniques and technologies.

Do you enjoy the process of problem solving, a process where you recognize areas of improvement and iterate and innovate to improve? Does your curiosity and desire to learn drive you? If this sounds like you, don't miss this opportunity to gain valuable experience in a highly competitive and demanding fintech industry.

What are we looking for?

◼️ Deep understanding of Applied Mathematics: Probability Theory and Statistics, Numerical Methods, Linear Algebra, Optimization

◼️ Bachelors, Masters or Phd in Physics, Mathematics, Statistics; or equivalent experience (we also welcome students)

◼️ Excellent communication skills

◼️ Willingness to learn together with a team of professionals

◼️ Organized and detail-oriented, comfortable managing multiple work streams

◼️ Intermediate and higher level of English.

Please mention in your application any participation or awards in mathematics, physics, or programming Olympiads.

What will you be doing?

◼️ Design, engineer and implement software-based trading analytics

◼️ Work closely with and provide solutions for quantitative researchers.

Nice-to-have:

◼️ At least 0.5 year of commercial experience as a Python Developer

◼️ Experience in Machine Learning

◼️ Knowledge of Algorithms and Data Structures, Interpolation methods, Regression models, Theory of Stochastic Processes, Cryptography.

We offer:

◼️ Competitive compensation depending on experience and skills

◼️ Regular assessments and salary reviews

◼️ Compensation for sick lists and regular vacations

◼️ Health insurance

◼️ English classes with certified English teachers

◼️ Flexible working schedule

◼️ Friendly team and enjoyable working environment

◼️ Comfortable, spacious office within 10 min from all three Metro lines.

◼️ Corporate and social events.

DeepX is looking for a Computer Vision engineer

Core requirements:

* Python development experience

* Knowledge of popular data processing libraries (numpy, pandas, scipy etc)

* GIT, Linux, bash

* Hands-on experience with popular Machine Learning frameworks (OpenCV, Pytorch, Tensorflow, Keras, Yolo)

* Understanding of Computer Vision problem space

* Machine Learning and Artificial Neural Networks fundamentals

* Linux, Docker, gcc/make etc experience

* C++ and C, creating Python C extensions

A bit about DeepX company:

DeepX is an R&D intensive and innovation-driven consortium that provides Artificial Intelligence-powered Computer Vision solutions for businesses.

Please, take a look to find out more about us https://deepxhub.com/

We are a group of enthusiastic adherents who are passionate about the idea of improving this world’s safety by making Computer Vision technologies more advanced. Lifetime learning is our motto, we are admire ambition hard workers who are ready to face new challenges. If you feel like we might be on the same page, please, apply!

Looking for a Python Developer (Scraping) to join the Dataforest team. If you are looking for a friendly team, a healthy working environment, and a flexible schedule ‒ you have found the right place to send your CV. Ready to consider final year students with commercial experience.

     Skills & Qualifications:

• 9+ months of commercial experience with Python.
• Proficiency in web scraping, data extraction, cleaning, and visualization.
• Experience with web automation techniques and tools.
• Hands-on experience with relevant libraries and frameworks, including:
  • Playwright, playwright-stealth
  • Requests, aiohttp (for HTTP requests)
  • lxml, BeautifulSoup (for parsing and data extraction)
• Strong understanding of multiprocessing and multithreading, including process and thread management.
• Familiarity with Linux environments, cloud services (AWS, GCP), and Docker
• Experience with bypassing bot detection and CAPTCHA-solving techniques.
• Experience working with SQL databases (PostgreSQL, MySQL, or equivalent).
   

     Key Responsibilities:

• Develop, maintain, and optimize web scraping and parsing solutions.
• Design and implement APIs, ETL pipelines, and data integration services.
• Work closely with Project Managers to address customer requirements and challenges.
• Ensure performance optimization and efficiency of data collection pipelines.
• Collaborate with team members, participate in meetings, brainstorming sessions, and code reviews.
• Implement anti-bot evasion strategies to enhance scraping reliability.
   

     Optional Skills (Nice to Have):

• Experience with NoSQL databases (MongoDB, Redis, or equivalent).
• Knowledge of data analysis and processing using Pandas.
• Experience with Flask / Flask-RESTful for API development.
• Hands-on experience with CAPTCHA-solving services (2captcha, anticaptcha).
• Experience with GUI automation tools like PyAutoGUI.
• Knowledge of virtual display environments (e.g., xvfb, pyvirtualdisplay).
  
  We offer:
• Great networking opportunities with international clients, challenging tasks;
• Building interesting projects from scratch using new technologies;
• Personal and professional development opportunities;
• Competitive salary nominated in USD;
• Paid vacation and sick leaves;
• Flexible work schedule;
• Friendly working environment with minimal hierarchy;
• Team building activities, corporate events.

I'm currently seeking a skilled Python developer to join our dynamic team. This is an exciting opportunity to be part of a vibrant startup.

As a Python developer, you will be responsible for coding, designing, deploying, and debugging development projects, focusing on working with cloud providers' data sources, and more.

Experience with AWS Lambda functions or Azure\GCP Functions, SQS or Azure Service Bus, and related cloud services, as well as proficiency in working with AWS SDKs like boto3 or the equivalent Azure\GCP SDKs, will be an advantage for this role.

Note - this role is not a backend position nor a full-stack.

Requirements:

- Minimum of 4 years of experience in Python development.

- Experience dealing with cloud providers and integrating data sources - an advantage.

- The position requires previous experience in a development team with structured development processes.

- Proficiency in AI development tools (e.g., ChatGPT, Cursor, etc) is mandatory

Additional Qualifications:

A TEAM MEMBER!

Possess a startup state of mind, embracing rapid changes and flexibility.

We invite you to apply if you are passionate about cyber security and thrive in a fast-paced startup environment.

Join us!

*The interviews will be conducted exclusively in English*

We are developing an innovative, conversational voice-based AI tailored for the restaurant industry. Our AI-powered solution is designed to enhance customer interactions, increase efficiency, and improve overall service quality. Our first major deployment focuses on automating order-taking in Quick Service Restaurants (QSRs), reducing employee workload while driving higher sales and a seamless customer experience.
 

What You’ll Bring:

• 6+ years of experience in Python
• Strong background in software design and backend development
• Hands-on experience deploying multiple production projects
• Expertise in Docker, Kubernetes, Microservices, CI/CD, and cloud environments (AWS, GCP, Azure)
• BSc in Computer Science or equivalent industry experience
• Key qualities: Leadership skills, High performer, team player, fast learner, strong ownership mentality, and great communication skills
   

Bonus Qualifications:

• Architect-level experience with deep system design knowledge
• Familiarity with gRPC, Async IO, WebRTC
• Experience with Ansible
   

About the Role:

Our backend is fully developed in Python, running in a cloud-based Kubernetes environment. Unlike traditional backend systems that primarily interact with a UI, this system is responsible for processing real-time audio streams and executing complex AI-driven algorithms.

The role involves:

• Designing and implementing key backend components, focusing on distributed architecture, concurrency, and high-performance scaling
• Optimizing real-time data processing for AI-driven applications
• Ensuring backend reliability, scalability, and efficiency in a production environment
   

We are committed to building an exceptional team that values diversity, innovation, and excellence.

If you’re passionate about AI, real-time systems, and backend development at scale, we’d love to hear from you!

ML learning and Computer Vision company is looking for a Embedded Developer to join our team.

Requirements:

Strong knowledge of circuitry and the base of electronic components

Knowledge of microcontrollers

Familiarity with single board computers (Nvidia Jetson/Raspberry Pi), hardware interfaces

Understanding of embedded communication protocols

Soldering and hands-on experience with electronics

Installation skills, including SMD elements

Understanding of power circuits and ability to work with them

Diagnostic skills, ability to find the hardware problem and troubleshoot it

Essential knowledge of Python and Linux system administration, to be able to deploy software and provide technical support

Ability to read technical documentation and communicate with the team

Knowledge of industrial safety standards.

A bit about DeepX

DeepX is an R&D intensive and innovation - driven consortium that provides.

Artificial intelligence-powered Computer Vision solutions for businesses.

Please take a look to find out more about us

https://deepxhub.com/

Looking for a Middle Python Scraping Developer to join the Dataforest team. If you are looking for a friendly team, a healthy working environment, and a flexible schedule, you have found the right place to send your CV. 

Skills & Qualifications:

• 2+ years of commercial experience with Python.
• Proficiency in web scraping, data extraction, cleaning, and visualization.
• Proficient with XPath: strong ability to design robust, resilient expressions for structured and semi-structured HTML documents.
• Experience with web automation techniques and tools.
• Hands-on experience with relevant libraries and frameworks, including:
  • Playwright, playwright-stealth (web-automation)
  • Requests, aiohttp, hrequests (for HTTPS requests)
  • lxml (for parsing and data extraction)
• Deep understanding of anti-bot protection and evasion strategies, including:
  • IP rotation and proxy management
  • Fingerprint spoofing and headless detection avoidance
  • Human-like behavior emulation (delays, mouse movement, interaction)
  • Bypassing JavaScript challenges (e.g., Cloudflare, Akamai, PerimeterX)
  • CAPTCHA solving techniques and integration with services (e.g. 2Captcha, Anticaptcha, CapSolver)
• Experience implementing structured logging, traceability, and monitoring pipelines, including:
  • Logging request/response cycles, failures, retry attempts
  • Integration with log aggregation platforms (e.g., Sentry, CloudWatch, Grafana Loki)
  • Designing health checks and runtime metrics (success rate, ban rate, throughput)
  • Instrumenting scraping workflows with alerts and failure diagnostics
• Strong understanding of multiprocessing and multithreading, including process and thread management.
• Familiarity with Linux environments, cloud services (AWS, GCP), and Docker
• Experience working with SQL databases (PostgreSQL, MySQL, or equivalent).
• Experience with GUI automation tools like PyAutoGUI.
• Knowledge of virtual display environments (e.g., xvfb, pyvirtualdisplay).
• Experience with Flask / Flask-RESTful for API development.
   

   Key Responsibilities:

• Develop, maintain, and optimize web scraping and parsing solutions.
• Design and implement APIs, ETL pipelines, and data integration services.
• Work closely with Project Managers to address customer requirements and challenges.
• Ensure performance optimization and efficiency of data collection pipelines.
• Collaborate with team members, participate in meetings, brainstorming sessions, and code reviews.
• Implement anti-bot evasion strategies to enhance scraping reliability.
   

   Optional Skills (Nice to Have):

• Experience with NoSQL databases (MongoDB, Redis, or equivalent).
• Knowledge of data analysis and processing using Pandas.
  
  We offer:
• Great networking opportunities with international clients, challenging tasks;
• Building interesting projects from scratch using new technologies;
• Personal and professional development opportunities;
• Competitive salary nominated in USD;
• Paid vacation and sick leaves;
• Flexible work schedule;
• Friendly working environment with minimal hierarchy;
• Team building activities, corporate events.

We are looking for an enthusiastic and proactive Intern Python Developer to join our dynamic team!

This is a fantastic opportunity to start your career in software development and gain hands-on experience working with modern technologies in a collaborative and supportive environment. If you complete the internship successfully, you will have the chance to continue your journey with our team for at least 1 year.

For this internship, you need to have:

— Good knowledge of Python programming language;
— Understanding of basic software development concepts such as data structures, algorithms, object-oriented programming, and async programming;
— Knowledge of Django;
— Familiarity with version control systems, preferably Git;
— Familiarity with Linux systems;
— Familiarity with SQL and NoSQL Databases;
— Upper-Intermediate English level.

Would Be a Plus:

— Familiarity with ML, LLM, and RAG;
— Passionate about AI;
— Some experience in pet projects.

Our selection process includes:

— HR interview;
— Tech interview;
— Final interview with the founders of the company.

We offer:

— Internship schedule: Monday to Friday, 10.00–19.00
— Office-based / remote work;
— No time trackers or other bureaucratic measures;
— Practical experience on internal projects;
— Networking with experienced professionals willing to share their knowledge and experience;
— Opportunity to obtain a contract with HYS Enterprise as a Junior specialist.
— Gifts for birthdays and professional holidays;
— Interaction with experienced professionals willing to share their knowledge;
— Participation in internal and external events.

Recruitment stages: HR interview, Tech interview, Final interview, Offer.

We are looking for a Team / Tech Lead Python Developer for a stable long-term project.

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

Databases: SQL server, Redis

Fluent English

Great communication, team player, hard worker, having 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.

TokenSaver is a B2B product company focused on cutting costs for AI usage. We are building a suite of internal automation tools from scratch to supercharge our operations, marketing & sales efforts. Our goal is to automate a significant portion of our operations, marketing pipeline - from outreach and guerrilla marketing to SEO, paid ads, etc - in order to empower our marketing & sales team to achieve more with less manual work.
 

We are looking for a full-time AI Automation Engineer to design and implement an AI-driven marketing automation system. In this highly autonomous role, you will be the sole developer working closely with our COO to identify opportunities for automation and build solutions end-to-end. 

You’ll have the freedom to research and decide when to build custom tools from scratch vs. integrating third-party services via APIs. 

This is a position for someone who can work independently, take initiative, and commit fully to our project (no parallel jobs or major side commitments). If you are excited about using no-code/low-code platforms (like n8n, make) combined with custom code and AI agents to streamline business processes, we'd love to talk to you!

Key Responsibilities: 
 

• Design & Develop Workflows: Create complex automation workflows (primarily in n8n) that integrate various services (APIs, databases, third-party tools) and AI capabilities to streamline marketing operations. This includes multi-step flows with conditional logic, error handling, and monitoring.
• AI-Powered Automation: Integrate AI agents and LLMs into the workflows for intelligent decision-making and content generation. Leverage frameworks like LangChain and services like OpenRouter to add NLP and generative AI components where they add value (e.g. automating outreach messages, summarizing data).
• No-Code/Low-Code Integration: Utilize and interconnect no-code tools such as Airtable (for data management), Bubble or Strapi (for building simple interfaces/admin panels), and use Looker or similar BI tools for dashboards. Ensure these tools work in harmony as part of a unified automation ecosystem.
• Web Data Gathering: Use web automation and scraping tools (e.g. Apify or custom Python scripts) to collect and process data relevant to marketing campaigns (such as lead information, social media data, etc.), and feed this data into the workflows.

Required Skills & Experience: 
 

• Automation & Workflow Design: Proven experience (1+ years) in building complex workflows or process automations using tools like n8n, Zapier, Make, or similar.
• Programming: Strong programming skills, especially in Python (for writing custom scripts, integrations, or data processing as needed). Familiarity with JavaScript/React/TypeScript is a plus.
• AI Integration: Hands-on experience integrating AI/ML services into applications or workflows. For example, working with APIs like OpenAI/Anthropic or using libraries/frameworks to incorporate language models into processes.
• API & Web Services: Solid understanding of RESTful APIs, webhooks, and authentication (OAuth, API keys). Ability to connect and orchestrate multiple services via API calls, and transform data (JSON, CSV, etc.)
• Data Management: Experience with databases or cloud spreadsheets. You should know how to structure data in Airtable or databases and manage data flows between systems. Basic knowledge of SQL or Airtable scripting is a plus.
• Tools & Platforms: Familiarity with no-code/low-code platforms and tools such as Airtable, Bubble, Strapi, etc. Experience using Looker or other BI tools to create dashboards is nice to have (for reporting on marketing KPIs).
• Web Scraping/Automation: Experience using Apify, Selenium, or similar tools for web data extraction and browser automation tasks.
• Dev Practices: Comfort with version control (Git) and using modern dev environments. Ability to quickly prototype and test solutions, possibly using tools like Replit. (Experience with AI-assisted development tools like Cursor is a plus.)

• Soft Skills: Independent and proactive work style – you take ownership of projects and can drive them with minimal guidance. Strong problem-solving skills and eagerness to research & learn new technologies on the fly. Good communication skills to collaborate with a non-engineering team (marketing) and explain complex ideas in simple terms.

   

  Would be a plus:

• Bachelor’s degree in Computer Science, Math, or Physics

   

  What We Offer:

• Impact & Ownership: The chance to build a pivotal internal system from the ground up. Your work will directly influence how our marketing team operates and how efficiently we can grow the business.
• Innovative Environment: Work with cutting-edge technology at the intersection of no-code automation and AI. You'll have the opportunity to experiment with new tools and approaches to find what works bestdjinni.co.
• Autonomy and Growth: As the dedicated specialist in this area, you’ll have a high degree of autonomy in choosing tech solutions and implementing ideas. This role offers a startup-like environment with plenty of room for creativity, learning, and professional growth.
• Collaboration: Although you’ll often work independently, you’ll be a key partner to our CMO and marketing team. You’ll get to see the direct results of your work in the success of marketing campaigns and be recognized for it.
• Full-Time Commitment: A stable, full-time role with a competitive compensation package. We expect full focus, and in return you become a core member of the team, fully invested in our mission. (Remote work is possible; we value outcomes over office presence, though we do prefer some overlap with our business hours.)
• Opportunity to work with cutting-edge AI cost-optimization technology.
• Remote work
• High ownership and direct influence on product direction

• 1-month test period & 6-12-month contract after the test period.

  
  About us:

• Raised $450k funding from angel investors

• We have a separate successful product with solid traction that helps reduce costs for cloud (AWS, GCP, Azure)

   

  If you are excited about building automation systems that blend no-code tools with AI-driven intelligence and want to lead a project with significant ownership, we'd love to hear from you! Apply now to join TokenSaver and help us redefine how marketing can be done with smart automation.

About Us:

Lemmi is an AI-powered career companion revolutionizing how professionals navigate their career journey. We simplify the job search process by providing intelligent guidance on best practices and automating routine tasks. 

Our platform features AI-powered mock interviews that identify skill gaps, provide targeted practice, and build confidence through measurable progress tracking.

As an early-stage Ukrainian startup with a globally distributed team, we're building the future of career development technology.

Your Mission:

As our Python Founding Engineer, you will work directly with the founders and our development team to implement product strategy and prepare our platform for scale. This is an exceptional opportunity to gain hands-on experience in an early-stage startup while diving deep into modern Python development, generative AI, and other back end technologies. You'll develop crucial product thinking skills while contributing to a mission-driven platform that helps thousands of job seekers land their dream roles.

Requirements:

• Strong knowledge of Python, Fast API ecosystem
• Experience integrating with popular AI solutions
• Prompt engineering skills
• Strong problem-solving abilities and critical-thinking skills
• Ability to work independently while knowing when to seek guidance
• Deep experience using AI coding tools like Claude Code or Cursor in your daily work
• At least 3 years of commercial experience

Key Responsibilities:

• Feature Development: Extend current functionality and collaborate closely with the frontend team to deliver seamless new features
• System Architecture: Work alongside senior back-end engineers to stabilize and optimize our backend infrastructure while addressing technical debt
• Build Core Systems: Develop the core product logic with supervision and support.
• Cross-Functional Collaboration: Participate in product discussions and contribute ideas for improving user experience
• Expand our AI integrations and take ownership of our AI-based logic: Continuously improve integrated system performance and integrate new systems. In the future, start developing our own solutions.

Why Join Us:

• Direct Impact: Your code will directly shape product development and impact thousands of users' career journeys
   
• Exceptional Learning Opportunity: Work directly with our founder and senior engineers (back-end and machine learning specialists) who are committed to mentoring and accelerating your professional growth
   
• Ultimate Flexibility: Choose work hours that suit your lifestyle (~15-20 hours/week), perfect for balancing with studies or other commitments
   
• Cutting-Edge Technology Stack: While focusing on Python solutions, you can contribute to our AI components and explore modern generative AI integrations, prompt engineering, and LLM concepts
   
• Industry Insider Knowledge: Gain unique insights into job market dynamics, recruitment strategies, and career development best practices that will benefit your own career forever

Our Values:

• Continuous Learning: We embrace challenges as opportunities and invest in constant skill development
   
• Ownership: We take full responsibility for our work, delivering results that exceed expectations
   
• Customer-First: We're passionate about solving real problems that help people advance their careers
   
• Data-Driven: We base decisions on research, metrics, and user feedback rather than assumptions
   
• T-Shaped Development: We cultivate broad knowledge across engineering and product domains while developing deep expertise in our specialties

Our team:

- 1 Founding FE Engineer (Staff), 1 Senior FE Engineer, 1 Middle FE Engineer
- 2 Senior .NET Engineers

- 1 Founding Python Engineer (Staff)

- CPO (founder) + 2 Product Mangers

- UI/UX Designer

- Sales Manger

- CEO/Founder with technical background

Important Note:

This position begins as an equity-based opportunity as we're an early-stage startup preparing for our initial investment round in early 2026. The paid option won't be available, at least, until the end of Q1 2026. Upon successful funding, this role will transition to a competitive full-time or part-time paid position. This is an ideal opportunity for motivated individuals who want to get in on the ground floor of a promising startup and grow with the company.

We are a Ukrainian startup with team members distributed globally, operating with a remote-first culture.

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.