Python Engineer

🏢 Summary: Technical Lead role for a data visualization and management platform supporting large U.S. retail networks. The position leads full-stack architecture, delivery, and mentoring while building secure, scalable Node.js and React solutions on Azure. 🗂️ Requirements: Strong Node.js experience, Strong React experience, Strong TypeScript experience, Technical leadership or team-lead experience, MongoDB and NoSQL knowledge, OAuth2, authentication, authorization, and web-security knowledge, Azure or cloud-platform experience, Network protocols and secure-communication understanding, Git, Linux, and CLI proficiency, Docker and DevOps workflow experience, Communication and leadership skills 📃 Skills: Node.js, React, TypeScript, MongoDB, NoSQL, OAuth2, Azure, Git, Linux, Docker, DevOps, CI/CD, AuthN, AuthZ 🏢 Description: You are You bring a strong fullstack background and experience leading technical projects. You're comfortable making architectural decisions, reviewing code, and mentoring developers - while still staying close to the engineering work. You see the bigger picture - from scalable architectures to code-level optimizations - and you're passionate about delivering reliable, secure, and high-performing software. You balance innovation with pragmatism, and know when to experiment and when to stabilize. You’re not just building products - you’re shaping the way teams deliver them. Opportunity overview You’ll take the technical lead in a project focused on data visualization and management for large U.S. retail networks. This platform directly enhances operational efficiency through clean interfaces, smart automation, and robust infrastructure. You’ll be responsible for shaping technical direction, translating business needs into dev-ready tasks, and mentoring a talented, international team of engineers. Your impact zone Lead architecture and design for fullstack solutions (Node.js + React) Collaborate with stakeholders on business requirements and translate them into technical roadmaps Propose and implement improvements across the entire software development lifecycle Guide developers through clear task definition, technical mentoring, and code reviews Maintain and improve project documentation Ensure quality, security, and performance standards are met Actively contribute to team knowledge-sharing and Cloudfide’s engineering culture Key responsibilities Deliver scalable backend APIs in Node.js and frontend components in React Oversee secure authentication flows (OAuth2) and follow AuthN/AuthZ best practices Supervise data model design using relational databases Coordinate deployment processes and CI/CD flows (Azure, Docker) Participate in sprint planning and agile ceremonies as a technical lead Drive DevOps practices and automation across environments Qualifications & tech toolbox Strong experience with Node.js, React, and TypeScript Proven experience as a technical leader or team lead Solid understanding of NoSQL databases, particularly MongoDB Knowledge of OAuth2, authentication/authorization mechanisms, and web security best practices Experience in working with Azure (or other cloud platforms) Understanding of network protocols and secure communication Comfortable using Git, Linux, and modern CLI tools Hands-on experience with Docker and DevOps workflows Excellent communication and leadership skills Extra stardust for Experience with infrastructure-as-code (e.g. Terraform, Bicep) Familiarity with monitoring/logging tools Ability to run tech sessions, workshops, or mentoring programs Here's why you'll love Cloudfide BENEFITS: Regardless of the form of employment – Budget for your professional development (training and certifications). MyBenefit cafeteria (with Multisport). Medicover medical care. Team-building meetings and trips.FLEXIBILITY: Enjoy the freedom of working from anywhere, and have a genuine say on our tools, tech, and solutions.STABILITY: Stable and long-term employment (employment contract, B2B).START-UP CULTURE: Open communication, creative problem solving and a flat hierarchy.GROWTH: Skyrocket your career by exploring new territories – you can work on various projects related to Big Data and Cloud.COLLABORATION: Be part of our diverse, passionate team, where every voice matters. Work in a company full of well-coordinated people who do their work with passion and commitment. Equal opportunities Cloudfide is an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

🏢 Summary: Lead a remote backend team delivering complex Python systems, including a decentralized GPU-enabled Docker container-runner project. The B2B role is open to candidates in EMEA/APAC who can commit at least 30 hours weekly, with flexible scheduling and competitive hourly compensation. 🗂️ Requirements: 5+ years of programming experience, 1+ year of Python experience, 2+ years of team management experience, Backend project planning and estimation experience, Complex backend project delivery experience, Technical client communication experience, Technical leadership and mentoring experience, Ability to make architectural decisions and ensure code quality, EMEA/APAC availability, Minimum 30 hours per week 📃 Skills: Python, Docker, GPU 🏢 Description: Lead Python Backend Engineer Browsing jobs can get boring, so let us convince you to actually apply for this one. We’re continuously looking for backend engineers who want to work on cutting-edge Python-based systems. It’s me, your new favorite tech challenge Our main project right now is a trustless supercluster of performance-proofed GPU-enabled sandboxed docker container runners controlled by truly decentralized algorithms (not just PAXOS or RAFT). Sounds interesting? Then… Join Reef Technologies and work on your own terms: Contribute from wherever you like—we are fully remote but like to stay in sync, so we’re currently hiring in EMEA/APAC. Set your own time commitment, as long as it’s 30h per week or more Work on complex projects with global reach Influence the way we operate through our Sociocracy 3.0 decision-making process Remuneration on a B2B contract: 75–90 USD or 300–380 PLN per hour, or 12600–15120 USD or 48000–60800 PLN a month if you work 40 hours per week (most of us work a bit less) Flexible work schedule (as measured with a time tracker) We automatically adjust rates based on inflation twice a year Additional perks of working at Reef Technologies: We offer a stable position at a company with an 8+ year history. We cover reasonable coworking space expenses. We’ll buy the necessary hardware for you according to our equipment co-funding policy. You’ll work in a multicultural environment where everyone has a say. You’ll get to use your English skills on an everyday basis. You’ll get to take advantage of our flexible leave policy. Lead Python Backend Engineer wanted Do you have at least 5 years of programming experience, including at least a year with Python? (We mean open source and significant personal projects, too, not just formal jobs.) If so, you have probably written so much Python code in your life that, at times, you want to express your thoughts through list comprehensions. Thanks to your extensive experience, you can solve any problem that gets thrown at you, but that is not enough—you come up with multiple solutions for every issue, and you always know how to choose the most Pythonic one. If that describes you, great! But, while programming skills are crucial, they're not enough to keep delivering quality software to clients. That’s why, for this lead position, we need somebody with: At least two years of team management experience , as this position requires leading and guiding a team. Project management skills: Experience in planning, estimating, and overseeing the execution of complex backend projects from start to finish. Client communication: Confidence in discussing technical matters with clients, managing expectations, and translating business requirements into technical solutions. Strategic thinking: Anticipating technical challenges, identifying opportunities for innovation, and contributing to the company's long-term technical vision. Strong technical leadership: Guiding and mentoring other developers, helping make key architectural decisions, and ensuring code quality across projects. Team development: Fostering a collaborative environment, facilitating knowledge sharing, and helping team members grow professionally. Ownership: Taking full responsibility for your code from the first line to deployment, ensuring it is rock-solid, efficient, and reliable. Proactiveness: Seeing projects through from start to finish and always thinking ahead to anticipate potential issues. As a Lead Python Backend Engineer, you'll play a key role in shaping our technical direction and maintaining our reputation for excellence. Does all this sound like you? Great—that means you’re exactly the type of person that we’re looking for! If you’d like to see what it’s like to work with Python natives who all bring their long-standing expertise to the table, please get in touch. Spoiler alert: it’s great. And if you have a lot of confidence in your programming skills but you’d rather not focus on management, check out our Senior Python Backend Engineer opening. We have good manners, though, so let us introduce ourselves more at length before we say our vows ;) Do you want to learn what it’d be like to work at Reef Technologies? We were hoping you’d ask. Working at Reef in practice Reef Technologies is a fully remote Python backend software house. We’re a small, agile, senior-only team. All of our current members have more than five years of strong experience, and our founder doesn’t only take care of sales, bureaucracy, and client relationships—he is also a programmer, so all of us really do work together and understand the job at hand. We’re serious about freedom at Reef. We mostly work asynchronously, which means that apart from a few meetings, you're free to code at any hour you like. Our staff members live in different time zones anyway, and, of course, we collaborate to accommodate everyone’s needs for synchronous engagements. What scheduled commitments can you expect? Every week, we hold a general news & celebrations (watercooler) call and a decision-making Sociocracy call for the whole team. Our main project also has a weekly planning call and dailies, but depending on the project and the client you work for, your meeting schedule might be different. Rest assured that your needs will be taken into account when we plan it. All in all, we do our best to ensure proper work-life balance and create an environment where you can focus on your code while at work and on whatever brings you pleasure in your free time. All that without ever setting foot in an office. We create ingenious solutions for complex challenges from the comfort of our own homes, from tropical beaches and from our favorite coffee shops. Some of us work early in the morning; others start out late at night. Each of us is free to choose their own programming environment. We know our engineers are competent enough to organize their work and achieve top productivity in their own way. Do you think you'd enjoy this type of freedom? Apply and let’s see if we should work together. :) Want to know even more? Check out the Reef Technologies Handbook to see our company policies. Want to see what our clients have to say about our work? We’re quite proud of our Clutch profile . Get to know the Founder, Paweł Polewicz, through his 30-minute talk about building teams with the best programmers out there and why being great at programming is not enough to be considered a top dev. Curious how we apply Sociocracy 3.0 in practice? Watch us explain exactly how it works with examples. Does this sound like a job you might enjoy, but you’re afraid your experience may not be enough? Then you should check out our Senior Python Backend Engineer opening as well .

🏢 Summary: Lead a remote backend team delivering complex Python systems, including decentralized GPU-enabled Docker container infrastructure. The B2B role is open to candidates in EMEA/APAC who can commit at least 30 hours weekly, with flexible scheduling and competitive hourly or monthly compensation. 🗂️ Requirements: 5+ years of programming experience, 1+ year of Python experience, 2+ years of team-management experience, Complex backend project management experience, Technical client communication experience, Technical leadership and mentoring ability, Backend architecture and code-quality ownership, EMEA/APAC availability, Minimum 30 hours per week 📃 Skills: Python, Docker, GPU, PAXOS, RAFT 🏢 Description: Lead Python Backend Engineer Browsing jobs can get boring, so let us convince you to actually apply for this one. We’re continuously looking for backend engineers who want to work on cutting-edge Python-based systems. It’s me, your new favorite tech challenge Our main project right now is a trustless supercluster of performance-proofed GPU-enabled sandboxed docker container runners controlled by truly decentralized algorithms (not just PAXOS or RAFT). Sounds interesting? Then… Join Reef Technologies and work on your own terms: Contribute from wherever you like—we are fully remote but like to stay in sync, so we’re currently hiring in EMEA/APAC. Set your own time commitment, as long as it’s 30h per week or more Work on complex projects with global reach Influence the way we operate through our Sociocracy 3.0 decision-making process Remuneration on a B2B contract: 75–90 USD or 300–380 PLN per hour, or 12600–15120 USD or 48000–60800 PLN a month if you work 40 hours per week (most of us work a bit less) Flexible work schedule (as measured with a time tracker) We automatically adjust rates based on inflation twice a year Additional perks of working at Reef Technologies: We offer a stable position at a company with an 8+ year history. We cover reasonable coworking space expenses. We’ll buy the necessary hardware for you according to our equipment co-funding policy. You’ll work in a multicultural environment where everyone has a say. You’ll get to use your English skills on an everyday basis. You’ll get to take advantage of our flexible leave policy. Lead Python Backend Engineer wanted Do you have at least 5 years of programming experience, including at least a year with Python? (We mean open source and significant personal projects, too, not just formal jobs.) If so, you have probably written so much Python code in your life that, at times, you want to express your thoughts through list comprehensions. Thanks to your extensive experience, you can solve any problem that gets thrown at you, but that is not enough—you come up with multiple solutions for every issue, and you always know how to choose the most Pythonic one. If that describes you, great! But, while programming skills are crucial, they're not enough to keep delivering quality software to clients. That’s why, for this lead position, we need somebody with: At least two years of team management experience , as this position requires leading and guiding a team. Project management skills: Experience in planning, estimating, and overseeing the execution of complex backend projects from start to finish. Client communication: Confidence in discussing technical matters with clients, managing expectations, and translating business requirements into technical solutions. Strategic thinking: Anticipating technical challenges, identifying opportunities for innovation, and contributing to the company's long-term technical vision. Strong technical leadership: Guiding and mentoring other developers, helping make key architectural decisions, and ensuring code quality across projects. Team development: Fostering a collaborative environment, facilitating knowledge sharing, and helping team members grow professionally. Ownership: Taking full responsibility for your code from the first line to deployment, ensuring it is rock-solid, efficient, and reliable. Proactiveness: Seeing projects through from start to finish and always thinking ahead to anticipate potential issues. As a lead Python backend engineer, you'll play a key role in shaping our technical direction and maintaining our reputation for excellence. Does all this sound like you? Great—that means you’re exactly the type of person that we’re looking for! If you’d like to see what it’s like to work with Python natives who all bring their long-standing expertise to the table, please get in touch. Spoiler alert: it’s great. And if you have a lot of confidence in your programming skills, but you’d rather not focus on management, check out our Senior Python Backend Engineer opening. We have good manners, though, so let us introduce ourselves more at length before we say our vows ;) Do you want to learn what it’d be like to work at Reef Technologies? We were hoping you’d ask. Working at Reef in practice Reef Technologies is a fully remote Python backend software house. We’re a small, agile, senior-only team. All of our current members have more than five years of strong experience, and our founder doesn’t only take care of sales, bureaucracy, and client relationships—he is also a programmer, so all of us really do work together and understand the job at hand. We’re serious about freedom at Reef. We mostly work asynchronously, which means that apart from a few meetings, you're free to code at any hour you like. Our staff members live in different time zones anyway, and, of course, we collaborate to accommodate everyone’s needs for synchronous engagements. What scheduled commitments can you expect? Every week, we hold a general news & celebrations (watercooler) call and a decision-making Sociocracy call for the whole team. Our main project also has a weekly planning call and dailies, but depending on the project and the client you work for, your meeting schedule might be different. Rest assured that your needs will be taken into account when we plan it. All in all, we do our best to ensure proper work-life balance and create an environment where you can focus on your code while at work and on whatever brings you pleasure in your free time. All that without ever setting foot in an office. We create ingenious solutions for complex challenges from the comfort of our own homes, from tropical beaches and from our favorite coffee shops. Some of us work early in the morning; others start out late at night. Each of us is free to choose their own programming environment. We know our engineers are competent enough to organize their work and achieve top productivity in their own way. Do you think you'd enjoy this type of freedom? Apply and let’s see if we should work together. :) Want to know even more? Check out the Reef Technologies Handbook to see our company policies. Want to see what our clients have to say about our work? We’re quite proud of our Clutch profile . Get to know the Founder, Paweł Polewicz, through his 30-minute talk about building teams with the best programmers out there and why being great at programming is not enough to be considered a top dev. Curious how we apply Sociocracy 3.0 in practice? Watch us explain exactly how it works with examples. Does this sound like a job you might enjoy, but you’re afraid your experience may not be enough? Then you should check out our Senior Python Backend Engineer opening as well .

🏢 Summary: Lead Python Developer role focused on building scalable, cloud-native backend services for an AI-driven industrial automation platform. The position covers FastAPI APIs, real-time AI recommendation streaming, enterprise integrations, Google Cloud Spanner persistence, and technical leadership in a Docker/Kubernetes production environment. 🗂️ Requirements: 5+ years of backend software development experience, Strong Python expertise, FastAPI or similar modern framework experience, Google Cloud Platform experience, Docker and Kubernetes experience, CI/CD pipeline experience, Microservices architecture expertise, Asynchronous programming expertise, SSE or WebSockets streaming experience, REST and OpenAPI standards knowledge, Strong SQL skills, Relational or cloud database experience, Secure API development experience, Authentication and authorization experience, Auditing and rate-limiting experience 📃 Skills: Python, FastAPI, GCP, Docker, Kubernetes, GitHubActions, CloudBuild, Microservices, Asynchronous, SSE, WebSockets, REST, OpenAPI, SQL, Spanner, AuthN, AuthZ, Auditing, VertexAI, LangGraph, MCP, RAG 🏢 Description: We are seeking a Lead Python Developer to drive the development of core backend services powering an innovative, AI-driven platform for industrial automation and enterprise operations. In this role, you will architect and build scalable APIs, design resilient cloud-native services on Google Cloud Platform, orchestrate AI agents, and integrate with complex enterprise systems. You will work closely with cross-functional Frontend, AI/ML, UX, and Product teams to deliver a highly reliable, production-grade ecosystem. Essential functions Design, develop, and maintain high-performance backend services using Python and FastAPI . Architect and implement robust RESTful APIs and real-time streaming mechanisms via Server-Sent Events (SSE) for AI recommendations. Build secure, resilient integrations with enterprise systems (e.g., PLM, SFC, Radix) with built-in retries, rate limiting, and fallback logic. Develop data persistence services utilizing Google Cloud Spanner . Orchestrate services connecting frontend applications with AI agents, retrieval systems (RAG), and backend workflows. Lead architecture and code reviews, establish contract testing/automated API validation, and ensure operational readiness in Docker/Kubernetes environments. Qualifications 5+ years of experience in backend software development with strong expertise in Python . Hands-on experience with FastAPI (or similar modern frameworks). Solid experience with Google Cloud Platform (GCP) , containerization ( Docker , Kubernetes ), and CI/CD pipelines (GitHub Actions / Cloud Build). Deep understanding of microservice architecture, asynchronous programming, real-time data streaming (SSE/WebSockets), and REST/OpenAPI standards. Strong SQL skills and experience with relational/cloud databases (e.g., Google Cloud Spanner ). Proven background in building secure APIs (AuthN/AuthZ, auditing, rate limiting). Would be a plus Familiarity with AI orchestration frameworks and tools ( Vertex AI , LangGraph , MCP , RAG ). Domain experience in manufacturing, industrial automation, electronics repair, or integration with PLM/MES/ERP/Shop Floor systems. We offer Opportunity to work on bleeding-edge projects Work with a highly motivated and dedicated team Competitive salary Flexible schedule Benefits package - medical insurance, sports Corporate social events Professional development opportunities Well-equipped office About us Grid Dynamics (NASDAQ: GDYN) is a leading provider of technology consulting, platform and product engineering, AI, and advanced analytics services. Fusing technical vision with business acumen, we solve the most pressing technical challenges and enable positive business outcomes for enterprise companies undergoing business transformation. A key differentiator for Grid Dynamics is our 8 years of experience and leadership in enterprise AI , supported by profound expertise and ongoing investment in data , analytics , cloud & DevOps , application modernization and customer experience . Founded in 2006, Grid Dynamics is headquartered in Silicon Valley with offices across the Americas, Europe, and India.

🏢 Summary: Remote Lead Python Backend Engineer role for candidates in EMEA/APAC, leading complex backend projects and contributing to advanced Python-based systems. The position combines hands-on development, technical leadership, project delivery, client communication, and team mentorship on a flexible B2B contract of at least 30 hours per week. 🗂️ Requirements: 5+ years of programming experience, 1+ year of Python experience, 2+ years of team management experience, Complex backend project management experience, Technical client communication experience, Backend architecture and technical leadership, Developer mentoring and code-quality oversight, Ability to work 30+ hours per week, Availability in EMEA/APAC 📃 Skills: Python, Docker, GPU 🏢 Description: Lead Python Backend Engineer Browsing jobs can get boring, so let us convince you to actually apply for this one. We’re continuously looking for backend engineers who want to work on cutting-edge Python-based systems. It’s me, your new favorite tech challenge Our main project right now is a trustless supercluster of performance-proofed GPU-enabled sandboxed docker container runners controlled by truly decentralized algorithms (not just PAXOS or RAFT). Sounds interesting? Then… Join Reef Technologies and work on your own terms: Contribute from wherever you like—we are fully remote but like to stay in sync, so we’re currently hiring in EMEA/APAC. Set your own time commitment, as long as it’s 30h per week or more Work on complex projects with global reach Influence the way we operate through our Sociocracy 3.0 decision-making process Remuneration on a B2B contract: 75–90 USD or 300–380 PLN per hour, or 12600–15120 USD or 48000–60800 PLN a month if you work 40 hours per week (most of us work a bit less) Flexible work schedule (as measured with a time tracker) We automatically adjust rates based on inflation twice a year Additional perks of working at Reef Technologies: We offer a stable position at a company with an 8+ year history. We cover reasonable coworking space expenses. We’ll buy the necessary hardware for you according to our equipment co-funding policy. You’ll work in a multicultural environment where everyone has a say. You’ll get to use your English skills on an everyday basis. You’ll get to take advantage of our flexible leave policy. Lead Python Backend Engineer wanted Do you have at least 5 years of programming experience, including at least a year with Python? (We mean open source and significant personal projects, too, not just formal jobs.) If so, you have probably written so much Python code in your life that, at times, you want to express your thoughts through list comprehensions. Thanks to your extensive experience, you can solve any problem that gets thrown at you, but that is not enough—you come up with multiple solutions for every issue, and you always know how to choose the most Pythonic one. If that describes you, great! But, while programming skills are crucial, they're not enough to keep delivering quality software to clients. That’s why, for this lead position, we need somebody with: At least two years of team management experience , as this position requires leading and guiding a team. Project management skills: Experience in planning, estimating, and overseeing the execution of complex backend projects from start to finish. Client communication: Confidence in discussing technical matters with clients, managing expectations, and translating business requirements into technical solutions. Strategic thinking: Anticipating technical challenges, identifying opportunities for innovation, and contributing to the company's long-term technical vision. Strong technical leadership: Guiding and mentoring other developers, helping make key architectural decisions, and ensuring code quality across projects. Team development: Fostering a collaborative environment, facilitating knowledge sharing, and helping team members grow professionally. Ownership: Taking full responsibility for your code from the first line to deployment, ensuring it is rock-solid, efficient, and reliable. Proactiveness: Seeing projects through from start to finish and always thinking ahead to anticipate potential issues. As a lead Python backend engineer, you'll play a key role in shaping our technical direction and maintaining our reputation for excellence. Does all this sound like you? Great—that means you’re exactly the type of person that we’re looking for! If you’d like to see what it’s like to work with Python natives who all bring their long-standing expertise to the table, please get in touch. Spoiler alert: it’s great. And if you have a lot of confidence in your programming skills but you’d rather not focus on management, check out our Senior Python Backend Engineer opening. We have good manners, though, so let us introduce ourselves more at length before we say our vows ;) Do you want to learn what it’d be like to work at Reef Technologies? We were hoping you’d ask. Working at Reef in practice Reef Technologies is a fully remote Python backend software house. We’re a small, agile, senior-only team. All of our current members have more than five years of strong experience, and our founder doesn’t only take care of sales, bureaucracy, and client relationships—he is also a programmer, so all of us really do work together and understand the job at hand. We’re serious about freedom at Reef. We mostly work asynchronously, which means that apart from a few meetings, you're free to code at any hour you like. Our staff members live in different time zones anyway, and, of course, we collaborate to accommodate everyone’s needs for synchronous engagements. What scheduled commitments can you expect? Every week, we hold a general news & celebrations (watercooler) call and a decision-making Sociocracy call for the whole team. Our main project also has a weekly planning call and dailies, but depending on the project and the client you work for, your meeting schedule might be different. Rest assured that your needs will be taken into account when we plan it. All in all, we do our best to ensure proper work-life balance and create an environment where you can focus on your code while at work and on whatever brings you pleasure in your free time. All that without ever setting foot in an office. We create ingenious solutions for complex challenges from the comfort of our own homes, from tropical beaches and from our favorite coffee shops. Some of us work early in the morning; others start out late at night. Each of us is free to choose their own programming environment. We know our engineers are competent enough to organize their work and achieve top productivity in their own way. Do you think you'd enjoy this type of freedom? Apply and let’s see if we should work together. :) Want to know even more? Check out the Reef Technologies Handbook to see our company policies. Want to see what our clients have to say about our work? We’re quite proud of our Clutch profile . Get to know the Founder, Paweł Polewicz, through his 30-minute talk about building teams with the best programmers out there and why being great at programming is not enough to be considered a top dev. Curious how we apply Sociocracy 3.0 in practice? Watch us explain exactly how it works with examples. Does this sound like a job you might enjoy, but you’re afraid your experience may not be enough? Then you should check out our Senior Python Backend Engineer opening as well .

🏢 Summary: Remote Lead Python Backend Engineer role for candidates in EMEA/APAC, leading complex Python backend projects and shaping technical direction. The offer provides flexible scheduling, B2B compensation, and a minimum commitment of 30 hours per week. 🗂️ Requirements: EMEA/APAC location, 30+ hours per week availability, 5+ years programming experience, 1+ year Python experience, 2+ years team management experience, Backend project management experience, Client-facing technical communication, Technical leadership and mentoring experience, Complex backend architecture and delivery experience 📃 Skills: Python, Docker, GPU, PAXOS, RAFT, Sociocracy 🏢 Description: Lead Python Backend Engineer Browsing jobs can get boring, so let us convince you to actually apply for this one. We’re continuously looking for backend engineers who want to work on cutting-edge Python-based systems. It’s me, your new favorite tech challenge Our main project right now is a trustless supercluster of performance-proofed GPU-enabled sandboxed docker container runners controlled by truly decentralized algorithms (not just PAXOS or RAFT). Sounds interesting? Then… Join Reef Technologies and work on your own terms: Contribute from wherever you like—we are fully remote but like to stay in sync, so we’re currently hiring in EMEA/APAC. Set your own time commitment, as long as it’s 30h per week or more Work on complex projects with global reach Influence the way we operate through our Sociocracy 3.0 decision-making process Remuneration on a B2B contract: 75–90 USD or 300–380 PLN per hour, or 12600–15120 USD or 48000–60800 PLN a month if you work 40 hours per week (most of us work a bit less) Flexible work schedule (as measured with a time tracker) We automatically adjust rates based on inflation twice a year Additional perks of working at Reef Technologies: We offer a stable position at a company with an 8+ year history. We cover reasonable coworking space expenses. We’ll buy the necessary hardware for you according to our equipment co-funding policy. You’ll work in a multicultural environment where everyone has a say. You’ll get to use your English skills on an everyday basis. You’ll get to take advantage of our flexible leave policy. Lead Python Backend Engineer wanted Do you have at least 5 years of programming experience, including at least a year with Python? (We mean open source and significant personal projects, too, not just formal jobs.) If so, you have probably written so much Python code in your life that, at times, you want to express your thoughts through list comprehensions. Thanks to your extensive experience, you can solve any problem that gets thrown at you, but that is not enough—you come up with multiple solutions for every issue, and you always know how to choose the most Pythonic one. If that describes you, great! But, while programming skills are crucial, they're not enough to keep delivering quality software to clients. That’s why, for this lead position, we need somebody with: At least two years of team management experience , as this position requires leading and guiding a team. Project management skills: Experience in planning, estimating, and overseeing the execution of complex backend projects from start to finish. Client communication: Confidence in discussing technical matters with clients, managing expectations, and translating business requirements into technical solutions. Strategic thinking: Anticipating technical challenges, identifying opportunities for innovation, and contributing to the company's long-term technical vision. Strong technical leadership: Guiding and mentoring other developers, helping make key architectural decisions, and ensuring code quality across projects. Team development: Fostering a collaborative environment, facilitating knowledge sharing, and helping team members grow professionally. Ownership: Taking full responsibility for your code from the first line to deployment, ensuring it is rock-solid, efficient, and reliable. Proactiveness: Seeing projects through from start to finish and always thinking ahead to anticipate potential issues. As a lead Python backend engineer, you'll play a key role in shaping our technical direction and maintaining our reputation for excellence. Does all this sound like you? Great—that means you’re exactly the type of person that we’re looking for! If you’d like to see what it’s like to work with Python natives who all bring their long-standing expertise to the table, please get in touch. Spoiler alert: it’s great. And if you have a lot of confidence in your programming skills but you’d rather not focus on management, check out our Senior Python Backend Engineer opening. We have good manners, though, so let us introduce ourselves more at length before we say our vows ;) Do you want to learn what it’d be like to work at Reef Technologies? We were hoping you’d ask. Working at Reef in practice Reef Technologies is a fully remote Python backend software house. We’re a small, agile, senior-only team. All of our current members have more than five years of strong experience, and our founder doesn’t only take care of sales, bureaucracy, and client relationships—he is also a programmer, so all of us really do work together and understand the job at hand. We’re serious about freedom at Reef. We mostly work asynchronously, which means that apart from a few meetings, you're free to code at any hour you like. Our staff members live in different time zones anyway, and, of course, we collaborate to accommodate everyone’s needs for synchronous engagements. What scheduled commitments can you expect? Every week, we hold a general news & celebrations (watercooler) call and a decision-making Sociocracy call for the whole team. Our main project also has a weekly planning call and dailies, but depending on the project and the client you work for, your meeting schedule might be different. Rest assured that your needs will be taken into account when we plan it. All in all, we do our best to ensure proper work-life balance and create an environment where you can focus on your code while at work and on whatever brings you pleasure in your free time. All that without ever setting foot in an office. We create ingenious solutions for complex challenges from the comfort of our own homes, from tropical beaches and from our favorite coffee shops. Some of us work early in the morning; others start out late at night. Each of us is free to choose their own programming environment. We know our engineers are competent enough to organize their work and achieve top productivity in their own way. Do you think you'd enjoy this type of freedom? Apply and let’s see if we should work together. :) Want to know even more? Check out the Reef Technologies Handbook to see our company policies. Want to see what our clients have to say about our work? We’re quite proud of our Clutch profile . Get to know the Founder, Paweł Polewicz, through his 30-minute talk about building teams with the best programmers out there and why being great at programming is not enough to be considered a top dev. Curious how we apply Sociocracy 3.0 in practice? Watch us explain exactly how it works with examples. Does this sound like a job you might enjoy, but you’re afraid your experience may not be enough? Then you should check out our Senior Python Backend Engineer opening as well .

🏢 Summary: Senior Backend Engineer role focused on building and maintaining multi-cloud Java services in a microservices, event-driven environment. The position includes test automation, production-code optimization, technical problem-solving, and support for service providers. 🗂️ Requirements: 4+ years of web development experience in similar environments, Bachelor’s degree in Computer Science, Information Security, or related technology field, Java 8, Spring, and Spring Boot expertise, Microservices and event-driven systems experience, Code and business-process documentation experience, Complex requirements and business-process analysis experience, Internal tools and reusable architecture development experience, Production code optimization and performance improvement experience, Application debugging, refactoring, and production-issue reproduction experience, JUnit and Mockito testing experience, Git experience, Commitment to code quality and ownership, Strong problem-solving and continuous-improvement approach, Upper-intermediate English 📃 Skills: Java, Spring, SpringBoot, Microservices, JUnit, Mockito, Git, AWS, ECS, SNS, SQS, RedShift 🏢 Description: ID77083 AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. Why join us If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you! :) About the role We are looking for a Senior Backend Engineer to develop and maintain multi-cloud platform services using Java 8 and Spring Boot , contributing to microservices architecture and event-driven systems within a small, high-ownership team. You will optimize production code, write unit and system tests using JUnit and Mockito, support complex business requirements gathering, and monitor service providers in the field. Experience in financial, accounting, or logistics software is a strong plus. What you will do Develop multi-cloud platform services as part of a small engineering team; Build and maintain automation frameworks to execute developer-written tests in private and public cloud environments; Optimize code, ensure engineering best practices are followed, and support the team in resolving technical challenges; Monitor and support service providers using the application in the field. Must haves 4+ years of experience in web development in similar environments; Bachelor’s degree in Computer Science, Information Security, or a related technology field; Strong knowledge of Java 8 , Spring , and Spring Boot ; Experience with Microservices and event-driven systems; Experience creating documentation for code and business processes; Experience gathering and navigating complex requirements and business processes; Experience developing internal tools and reusable architecture; Experience optimizing code and improving performance for production systems and applications; Experience debugging, refactoring applications, and reproducing production issues; Experience with testing frameworks including JUnit and Mockito ; Experience with Git ; Commitment to code quality and ownership of developed applications; Strong problem-solving skills with a proactive approach to continuous improvement; Upper-intermediate English level. Nice to haves Experience working with financial or accounting backends; Experience with Test-Driven Development (TDD); Experience with logistics software, delivery, transportation, route planning, or roadside assistance domains; Experience with AWS services such as ECS, SNS, SQS, and RedShift; Experience in architectural design, code reviews, and SOLID principles. The benefits of joining us Professional growth Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps Competitive compensation We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities A selection of exciting projects Join projects with modern solutions development and top-tier clients that include Fortune 500 enterprises and leading product brands Flextime Tailor your schedule for an optimal work-life balance, by having the options of working from home and going to the office – whatever makes you the happiest and most productive. Meet Our Recruitment Process Asynchronous stage – An automated, self-paced track that helps us move faster and give you quicker feedback: Short online form to confirm basic requirements 30–60 minute skills assessment via Codility – a platform founded in Poland that helps us provide quicker feedback and streamline this stage of the process. 5-minute introduction video Synchronous stage – Live interviews Technical interview with our engineering team (scheduled at your convenience) Final interview with your future teammates If it’s a match — you’ll get an offer!