Technical Lead Engineer - AI Systems & Node.js & Nest.js

🏢 Summary: Offer for a Staff / Lead Backend Engineer responsible for designing and developing scalable, AI-first backend systems using Node.js and NestJS. The role focuses on architectural leadership, event-driven systems, security, and high-quality backend development in a distributed environment. It involves supporting LLM integrations and using agentic coding tools in daily work. 🗂️ Requirements: 7+ years of backend production experience, Strong experience with Node.js, Strong experience with TypeScript, Strong experience with NestJS, Strong knowledge of PostgreSQL including query plans, indexes, transactions and raw SQL, Experience with async and event-driven systems, Experience with queues, retries, idempotency and job processing, Knowledge of OAuth 2.0, Knowledge of RBAC/ABAC, Knowledge of OWASP standards, Experience with audit logs, secrets management and permission boundaries, Experience with multitenancy and data isolation patterns, Experience writing ADRs and leading architectural decisions, Experience with agentic coding tools, Very good English, Very good Polish 📃 Skills: Node.js, TypeScript, NestJS, PostgreSQL, SQL, OAuth2, RBAC, ABAC, OWASP, RLS, Queues, OpenTelemetry, GCP, GKE, Stripe, LLM 🏢 Description: Hello, We are called People More because we treat our employees with respect, but also because the projects we work on are for people and should be easy and pleasant to use. We are technological, but we look at the bigger picture :) The company is made up of people with a huge client base in the country and abroad, for whom we build projects from scratch (UX, UI, frontend, backend, mobile) or in part. We work directly for our clients and also support our partners in their own solutions. This ensures a wide range of projects and the ability to change! We work with clients all over the world. For the project that we are working on with our partner, we are looking for Staff / Lead Backend Engineer (Node.js / NestJS/  (AI-first). Your duties will include: Designing backend architecture for a scalable product Developing and maintaining backend services in Node.js / NestJS Leading technical and architectural decisions Building event-driven systems and queue-based processing Ensuring security, observability, and high code quality Supporting AI/LLM integrations on the backend side Using AI/agentic coding tools in day-to-day development work Requirements that must be met: 7+ years of production backend experience, Strong production experience with Node.js / TypeScript and NestJS, PostgreSQL: query plans, indexes, transactions, raw SQL when needed, not only ORM, Async/event-driven systems: queues, retries, idempotency, job processing, Security: OAuth 2.0, RBAC/ABAC, OWASP, audit logs, secrets, permission boundaries, Multitenancy / data isolation / RLS-style patterns, Writing ADRs and leading architectural decisions, Experience with agentic coding, combined with a very strong quality mindset. Very good English and Polish Nice to have: Experience building systems at real scale: high traffic, large user base, high availability, OpenTelemetry, distributed tracing, structured logging, dashboards, alerting, Cloud experience (preferably GCP/GKE), Stripe / payments, Backend-level LLM integrations. What we offer: We are open and honest and we solve problems instead of generating them. Maybe it’s obvious, but we really respect our employees and associates. We used to be software developers, too, and we appreciate that job! A small team An international working environment and international projects Private medical care Sports card Training courses Work that is 100% remote (unless you prefer another system) We have an office in Krakow, but if you like to work remotely, that’s absolutely fine. We are OK with fully remote work. For us, you can be located anywhere. :) Why it’s a good idea to work with People More? If you are not satisfied with your work or your tasks, we’ll find a way out together! If you get bored, we will offer you a new product and new, fascinating tasks We will work on your brand together: you will get an opportunity to attend conferences, including as a speaker, and we will help you publish in recognized magazines and online We will facilitate your access to challenges that are usually difficult to get At any time, you can talk directly to the board of People More—we talk your language because the company’s founders are software developers and designers! What does the recruitment process look like? A friendly remote initial interview A remote technical talk The decision to work together!

🏢 Summary: Staff/Lead Backend Engineer role focused on designing and building a scalable, AI-first backend using Node.js and NestJS. The position involves leading architectural decisions, developing event-driven systems, and ensuring security, quality, and observability in a production environment. The engineer will also support AI/LLM integrations and use agentic coding tools in daily work. 🗂️ Requirements: 7+ years of production backend experience, Strong production experience with Node.js, Strong production experience with TypeScript, Strong production experience with NestJS, Advanced PostgreSQL knowledge (query plans, indexes, transactions, raw SQL), Experience with async and event-driven systems (queues, retries, idempotency, job processing), Strong knowledge of security standards (OAuth 2.0, RBAC/ABAC, OWASP), Experience with multitenancy and data isolation patterns, Experience writing ADRs and leading architectural decisions, Experience with agentic coding tools, Very good English, Very good Polish 📃 Skills: Node.js, TypeScript, NestJS, PostgreSQL, OAuth2, RBAC, ABAC, OWASP, Multitenancy, RLS, Queues, Idempotency, SQL, ADR, AI, LLM 🏢 Description: Hello, We are called People More because we treat our employees with respect, but also because the projects we work on are for people and should be easy and pleasant to use. We are technological, but we look at the bigger picture :) The company is made up of people with a huge client base in the country and abroad, for whom we build projects from scratch (UX, UI, frontend, backend, mobile) or in part. We work directly for our clients and also support our partners in their own solutions. This ensures a wide range of projects and the ability to change! We work with clients all over the world. For the project that we are working on with our partner, we are looking for Staff / Lead Backend Engineer (Node.js / NestJS/  (AI-first). Your duties will include: Designing backend architecture for a scalable product Developing and maintaining backend services in Node.js / NestJS Leading technical and architectural decisions Building event-driven systems and queue-based processing Ensuring security, observability, and high code quality Supporting AI/LLM integrations on the backend side Using AI/agentic coding tools in day-to-day development work Requirements that must be met: 7+ years of production backend experience, Strong production experience with Node.js / TypeScript and NestJS, PostgreSQL: query plans, indexes, transactions, raw SQL when needed, not only ORM, Async/event-driven systems: queues, retries, idempotency, job processing, Security: OAuth 2.0, RBAC/ABAC, OWASP, audit logs, secrets, permission boundaries, Multitenancy / data isolation / RLS-style patterns, Writing ADRs and leading architectural decisions, Experience with agentic coding, combined with a very strong quality mindset. Very good English and Polish Nice to have: Experience building systems at real scale: high traffic, large user base, high availability, OpenTelemetry, distributed tracing, structured logging, dashboards, alerting, Cloud experience (preferably GCP/GKE), Stripe / payments, Backend-level LLM integrations. What we offer: We are open and honest and we solve problems instead of generating them. Maybe it’s obvious, but we really respect our employees and associates. We used to be software developers, too, and we appreciate that job! A small team An international working environment and international projects Private medical care Sports card Training courses Work that is 100% remote (unless you prefer another system) We have an office in Krakow, but if you like to work remotely, that’s absolutely fine. We are OK with fully remote work. For us, you can be located anywhere. :) Why it’s a good idea to work with People More? If you are not satisfied with your work or your tasks, we’ll find a way out together! If you get bored, we will offer you a new product and new, fascinating tasks We will work on your brand together: you will get an opportunity to attend conferences, including as a speaker, and we will help you publish in recognized magazines and online We will facilitate your access to challenges that are usually difficult to get At any time, you can talk directly to the board of People More—we talk your language because the company’s founders are software developers and designers! What does the recruitment process look like? A friendly remote initial interview A remote technical talk The decision to work together!

🏢 Summary: Principal Backend Engineer role focused on designing and evolving scalable backend architecture using Node.js, TypeScript, and NestJS, with strong emphasis on AI/LLM integrations and event-driven systems. The position involves driving architectural decisions, ensuring security and reliability, and collaborating closely with product, frontend, and AI teams. Fully remote work within an international environment with opportunities to influence engineering standards and technical direction. 🗂️ Requirements: 7+ years commercial backend development experience, Strong production experience with Node.js, Strong production experience with TypeScript, Strong production experience with NestJS, Solid PostgreSQL knowledge including query optimization, indexes, transactions, raw SQL, Experience building event-driven and asynchronous systems, Strong understanding of application security principles (OAuth 2.0, RBAC/ABAC, OWASP), Experience designing multitenant architectures and data isolation mechanisms, Experience documenting architectural decisions (ADRs), Hands-on experience with AI-assisted development tools, Practical experience with agentic coding and AI agents, Ability to maintain code quality, security, and maintainability with AI tools, Strong leadership skills, Very good English, Very good Polish 📃 Skills: Node.js, TypeScript, NestJS, PostgreSQL, SQL, OAuth2, RBAC, ABAC, OWASP, RLS, AI, LLM, Claude, Cursor, Copilot, Windsurf, Event-driven, Queues, Architecture, ADR 🏢 Description: Hello, We are called People More because we treat our employees with respect, but also because the projects we work on are for people and should be easy and pleasant to use. We are technological, but we look at the bigger picture :) The company is made up of people with a huge client base in the country and abroad, for whom we build projects from scratch (UX, UI, frontend, backend, mobile) or in part. We work directly for our clients and also support our partners in their own solutions. This ensures a wide range of projects and the ability to change! We work with clients all over the world. For the project that we are working on with our partner, we are looking for Principal Backend Engineer (Node.js / AI / LLM). Your duties will include: Designing and evolving backend architecture for a scalable product Developing and maintaining backend services using Node.js, TypeScript and NestJS Driving technical and architectural decisions across the platform Building event-driven systems and asynchronous processing workflows Ensuring security, reliability, observability, and maintainability of services Supporting integrations with AI/LLM-powered solutions Leveraging modern AI-assisted development tools in daily engineering work Collaborating closely with product, frontend, and AI engineering teams Contributing to engineering best practices and technical documentation Requirements that must be met: 7+ years of commercial backend development experience Strong production experience with Node.js, TypeScript, and NestJS Solid PostgreSQL knowledge, including query optimization, indexes, transactions, and working with raw SQL when needed Experience building event-driven and asynchronous systems (queues, retries, idempotency, job processing) Strong understanding of application security principles, including OAuth 2.0, RBAC/ABAC, OWASP, audit logs, secrets management, and permission boundaries Experience designing multitenant architectures, data isolation mechanisms, and RLS-style patterns Experience making architectural decisions and documenting them through ADRs (Architecture Decision Records) or similar approaches Hands-on experience with AI-assisted software development tools such as Claude Code, Cursor, GitHub Copilot, Windsurf, or similar solutions Practical experience with agentic coding, including the use of AI agents for complex development tasks, code generation, review, and iterative refinement Ability to effectively collaborate with AI coding agents while maintaining high standards of code quality, security, and maintainability Strong leadership skills Very good English and Polish What we offer: We are open and honest and we solve problems instead of generating them. Maybe it’s obvious, but we really respect our employees and associates. We used to be software developers, too, and we appreciate that job! A small team An international working environment and international projects Private medical care Sports card Training courses Work that is 100% remote (unless you prefer another system) We have an office in Krakow, but if you like to work remotely, that’s absolutely fine. We are OK with fully remote work. For us, you can be located anywhere. :) Why it’s a good idea to work with People More? If you are not satisfied with your work or your tasks, we’ll find a way out together! If you get bored, we will offer you a new product and new, fascinating tasks We will work on your brand together: you will get an opportunity to attend conferences, including as a speaker, and we will help you publish in recognized magazines and online We will facilitate your access to challenges that are usually difficult to get At any time, you can talk directly to the board of People More—we talk your language because the company’s founders are software developers and designers! What does the recruitment process look like? A friendly remote initial interview A remote technical talk The decision to work together!

🏢 Summary: Senior Frontend / Fullstack Engineer role focused on building and maintaining a modern headless e-commerce platform using Next.js and Medusa.js in an AI-first workflow. The position involves developing high-performance, scalable frontend solutions, integrating backend services, and driving architectural and code quality standards. The engineer will work on production-grade systems with strong emphasis on performance, accessibility, and agentic coding practices. 🗂️ Requirements: 5+ years of commercial experience in React or frontend engineering, Production experience with Next.js, Very strong TypeScript skills, Practical experience with Core Web Vitals, Lighthouse, SEO, accessibility and performance optimization, Experience integrating backend APIs, authentication, checkout and payment systems, Experience with agentic coding workflow (planning, specification, context management, review, testing), Experience with headless commerce architecture, Medusa.js experience, Very good English, Very good Polish 📃 Skills: React, Next.js, TypeScript, JavaScript, HTML, CSS, CoreWebVitals, Lighthouse, SEO, Accessibility, Performance, APIs, Authentication, Payments, Medusa.js, Headless, AgenticCoding 🏢 Description: Hello, We are called People More because we treat our employees with respect, but also because the projects we work on are for people and should be easy and pleasant to use. We are technological, but we look at the bigger picture :) The company is made up of people with a huge client base in the country and abroad, for whom we build projects from scratch (UX, UI, frontend, backend, mobile) or in part. We work directly for our clients and also support our partners in their own solutions. This ensures a wide range of projects and the ability to change! We work with clients all over the world. For the project that we are working on with our partner, we are looking for Senior Frontend / Fullstack Engineer (AI-First | Next.js + Medusa.js) Your duties will include: Developing and maintaining a modern headless e-commerce platform, Building scalable and high-performance frontend solutions, Ensuring performance, accessibility, and code quality, Integrating backend APIs, authentication, checkout, and payment systems, Supporting frontend and fullstack architectural decisions, Using agentic coding as a real development workflow, Performing code reviews and improving engineering standards. Requirements that must be met: 5+ years of commercial experience in React / frontend engineering, Production experience with Next.js, Very strong TypeScript skills, Core Web Vitals, Lighthouse, SEO, accessibility, and performance as a daily practice, Experience with backend API, auth, checkout, and payments integrations, Agentic coding as a real workflow: planning, specification, context management, reviewing outputs, and testing, Experience with headless commerce, Medusa.js experience preferred Very good English and Polish Nice to have: Fullstack experience NestJS PostgreSQL Prisma What we offer: We are open and honest and we solve problems instead of generating them. Maybe it’s obvious, but we really respect our employees and associates. We used to be software developers, too, and we appreciate that job! A small team An international working environment and international projects Private medical care Sports card Training courses Work that is 100% remote (unless you prefer another system) We have an office in Krakow, but if you like to work remotely, that’s absolutely fine. We are OK with fully remote work. For us, you can be located anywhere. :) Why it’s a good idea to work with People More? If you are not satisfied with your work or your tasks, we’ll find a way out together! If you get bored, we will offer you a new product and new, fascinating tasks We will work on your brand together: you will get an opportunity to attend conferences, including as a speaker, and we will help you publish in recognized magazines and online We will facilitate your access to challenges that are usually difficult to get At any time, you can talk directly to the board of People More—we talk your language because the company’s founders are software developers and designers! What does the recruitment process look like? A friendly remote initial interview A remote technical talk The decision to work together!

🏢 Summary: Remote role for a Mid/Senior .NET Developer to design and build backend applications and APIs in an Agile environment. The position focuses on developing backend services, system integrations, and maintaining high code quality. You will participate in technical discussions and contribute to solution design for international projects. 🗂️ Requirements: Minimum 4 years of experience with .NET / .NET Core, Experience developing backend services, Experience implementing and integrating APIs, Experience working in at least one Agile project, Ability to design and develop backend applications using C#, Very good English and Polish 📃 Skills: C#, .NET, .NETCore, APIs, Backend, Agile, Integrations 🏢 Description: Hello, We are called People More because we treat our employees with respect, but also because the projects we work on are for people and should be easy and pleasant to use. We are technological, but we look at the bigger picture :) The company is made up of people with a huge client base in the country and abroad, for whom we build projects from scratch (UX, UI, frontend, backend, mobile) or in part. We work directly for our clients and also support our partners in their own solutions. This ensures a wide range of projects and the ability to change! We work with clients all over the world. For the project that we are working on with our partner, we are looking for .Net Developer / Senior .Net Developer. Your duties will include: Design and development of backend applications using C# / .NET / .NET Core Implementation and development of APIs and system integrations Collaboration with the development team in an Agile environment Participation in technical discussions and solution design Ensuring high code quality and best development practices Requirements that must be met: Minimum 4 years of experience with .NET / .NET Core Experience in developing backend services Experience with API integrations Experience working in at least one Agile project Good communication and teamwork skills Very good English and Polish What we offer: We are open and honest and we solve problems instead of generating them. Maybe it’s obvious, but we really respect our employees and associates. We used to be software developers, too, and we appreciate that job! A small team An international working environment and international projects Private medical care Sports card Training courses Work that is 100% remote (unless you prefer another system) We have an office in Krakow, but if you like to work remotely, that’s absolutely fine. We are OK with fully remote work. For us, you can be located anywhere. :) Why it’s a good idea to work with People More? If you are not satisfied with your work or your tasks, we’ll find a way out together! If you get bored, we will offer you a new product and new, fascinating tasks We will work on your brand together: you will get an opportunity to attend conferences, including as a speaker, and we will help you publish in recognized magazines and online We will facilitate your access to challenges that are usually difficult to get At any time, you can talk directly to the board of People More—we talk your language because the company’s founders are software developers and designers! What does the recruitment process look like? A friendly remote initial interview A remote technical talk The decision to work together!

🏢 Summary: Senior .NET Developer role focused on designing and developing backend applications, APIs, and system integrations in an Agile environment. The position includes technical leadership, participation in solution design, and ensuring high code quality. Fully remote work within an international project context. 🗂️ Requirements: Minimum 7 years of experience with .NET, Experience in developing backend services, Experience as Team Leader, Strong expertise in Azure, Experience with API integrations, Experience working in at least one Agile project, Very good English, Very good Polish 📃 Skills: .NET, C#, Azure, APIs, Backend, Agile, Leadership, Integrations, English, Polish 🏢 Description: Hello, We are called People More because we treat our employees with respect, but also because the projects we work on are for people and should be easy and pleasant to use. We are technological, but we look at the bigger picture :) The company is made up of people with a huge client base in the country and abroad, for whom we build projects from scratch (UX, UI, frontend, backend, mobile) or in part. We work directly for our clients and also support our partners in their own solutions. This ensures a wide range of projects and the ability to change! We work with clients all over the world. For the project that we are working on with our partner, we are looking for Senior .Net Developer. Your duties will include: Design and development of backend applications using .NET Implementation and development of APIs and system integrations Collaboration with the development team in an Agile environment Participation in technical discussions and solution design Ensuring high code quality and best development practices Requirements that must be met: Minimum 7 years of experience with .NET Experience in developing backend services Experience as Team leader Strong Azure expertise Experience with API integrations Experience working in at least one Agile project Good communication and teamwork skills Very good English and Polish What we offer: We are open and honest and we solve problems instead of generating them. Maybe it’s obvious, but we really respect our employees and associates. We used to be software developers, too, and we appreciate that job! A small team An international working environment and international projects Private medical care Sports card Training courses Work that is 100% remote (unless you prefer another system) We have an office in Krakow, but if you like to work remotely, that’s absolutely fine. We are OK with fully remote work. For us, you can be located anywhere. :) Why it’s a good idea to work with People More? If you are not satisfied with your work or your tasks, we’ll find a way out together! If you get bored, we will offer you a new product and new, fascinating tasks We will work on your brand together: you will get an opportunity to attend conferences, including as a speaker, and we will help you publish in recognized magazines and online We will facilitate your access to challenges that are usually difficult to get At any time, you can talk directly to the board of People More—we talk your language because the company’s founders are software developers and designers! What does the recruitment process look like? A friendly remote initial interview A remote technical talk The decision to work together!

🏢 Summary: Senior / Lead Frontend Developer role focused on designing and implementing scalable React and TypeScript solutions while owning frontend architecture and technical decisions. The position involves leading frontend initiatives, building reusable UI components, and integrating applications with REST APIs. Fully remote collaboration within an international project environment. 🗂️ Requirements: 7+ years of Frontend Development experience, Strong React experience, Strong TypeScript experience, Experience leading frontend development initiatives, Strong understanding of frontend architecture, Experience with state management, Experience with REST API integrations, Experience building scalable and reusable UI components, Ability to make independent technical decisions, Very good English, Very good Polish 📃 Skills: React, TypeScript, REST, Architecture, StateManagement 🏢 Description: Hello, We are called People More because we treat our employees with respect, but also because the projects we work on are for people and should be easy and pleasant to use. We are technological, but we look at the bigger picture :) The company is made up of people with a huge client base in the country and abroad, for whom we build projects from scratch (UX, UI, frontend, backend, mobile) or in part. We work directly for our clients and also support our partners in their own solutions. This ensures a wide range of projects and the ability to change! We work with clients all over the world. For the project that we are working on with our partner, we are looking for Senior / Lead Frontend Developer (React + TypeScript + Architecture) Your duties will include: Design and implement scalable, maintainable, and reusable React/TypeScript solutions Take ownership of frontend architecture, component design, state management, and API integrations Translate business requirements into high-quality technical implementations Break down complex frontend topics into manageable development tasks Ensure code quality, performance, maintainability, and testability Integrate frontend applications with REST APIs and generated TypeScript clients Identify technical risks, dependencies, and improvement opportunities Support code reviews, testing, documentation, and technical decision-making Collaborate closely with backend developers, product owners, designers, and stakeholders Requirements that must be met: 7+ years of experience in Frontend Development Strong React and TypeScript experience Experience leading frontend development initiatives Strong understanding of frontend architecture Experience with state management and REST API integrations Ability to work independently and take ownership of technical decisions Experience building scalable and reusable UI components Very good English and Polish Nice to have: Experience with TanStack Query and Zustand Experience with PrimeReact Experience with Vite and Docker Experience with Storybook, Playwright, Vitest, and React Testing Library What we offer: We are open and honest and we solve problems instead of generating them. Maybe it’s obvious, but we really respect our employees and associates. We used to be software developers, too, and we appreciate that job! A small team An international working environment and international projects Private medical care Sports card Training courses Work that is 100% remote (unless you prefer another system) We have an office in Krakow, but if you like to work remotely, that’s absolutely fine. We are OK with fully remote work. For us, you can be located anywhere. :) Why it’s a good idea to work with People More? If you are not satisfied with your work or your tasks, we’ll find a way out together! If you get bored, we will offer you a new product and new, fascinating tasks We will work on your brand together: you will get an opportunity to attend conferences, including as a speaker, and we will help you publish in recognized magazines and online We will facilitate your access to challenges that are usually difficult to get At any time, you can talk directly to the board of People More—we talk your language because the company’s founders are software developers and designers! What does the recruitment process look like? A friendly remote initial interview A remote technical talk The decision to work together!

🏢 Summary: Remote .NET Developer role focused on building and maintaining backend applications and system integrations using C# and .NET/.NET Core. The position involves developing APIs, working with relational databases, and collaborating in an Agile environment on international projects. 🗂️ Requirements: Minimum 3 years commercial experience with .NET/.NET Core, Very good knowledge of C#, Experience developing backend services, Experience with API integrations (REST/SOAP), Basic knowledge of SQL and relational databases, Experience with Git version control, Very good English, Very good Polish 📃 Skills: C#, .NET, .NETCore, REST, SOAP, SQL, MSSQL, Oracle, PostgreSQL, Git, Agile 🏢 Description: Hello, We are called People More because we treat our employees with respect, but also because the projects we work on are for people and should be easy and pleasant to use. We are technological, but we look at the bigger picture :) The company is made up of people with a huge client base in the country and abroad, for whom we build projects from scratch (UX, UI, frontend, backend, mobile) or in part. We work directly for our clients and also support our partners in their own solutions. This ensures a wide range of projects and the ability to change! We work with clients all over the world. For the project that we are working on with our partner, we are looking for .NET Developer Your duties will include: Developing software in C# using .NET / .NET Core Developing and maintaining backend applications Building and maintaining system integrations (REST / SOAP APIs) Working with relational databases (MS SQL, Oracle, PostgreSQL) Version control using Git Collaborating with the development team on business processes and system improvements Working in an Agile development environment Requirements that must be met: Minimum 3 years of commercial experience with .NET / .NET Core Very good knowledge of C# Experience in developing backend services and API integrations Basic knowledge of SQL and relational databases Experience working with Git Very good English and Polish What we offer: We are open and honest and we solve problems instead of generating them. Maybe it’s obvious, but we really respect our employees and associates. We used to be software developers, too, and we appreciate that job! A small team An international working environment and international projects Private medical care Sports card Training courses Work that is 100% remote (unless you prefer another system) We have an office in Krakow, but if you like to work remotely, that’s absolutely fine. We are OK with fully remote work. For us, you can be located anywhere. :) Why it’s a good idea to work with People More? If you are not satisfied with your work or your tasks, we’ll find a way out together! If you get bored, we will offer you a new product and new, fascinating tasks We will work on your brand together: you will get an opportunity to attend conferences, including as a speaker, and we will help you publish in recognized magazines and online We will facilitate your access to challenges that are usually difficult to get At any time, you can talk directly to the board of People More—we talk your language because the company’s founders are software developers and designers! What does the recruitment process look like? A friendly remote initial interview A remote technical talk The decision to work together!

🏢 Summary: Senior Software Engineer / Tech Lead role focused on building and maintaining Python backend services, React applications, market-data pipelines, and SQL Server databases for a trading-oriented platform. The position bridges business users and Central IT, leading technical analysis, solution delivery, and Docker-based deployments in a remote international environment. 🗂️ Requirements: Production software development experience, Typed Python, FastAPI, Pydantic, SQLAlchemy or similar ORM technology, Microsoft SQL Server, T-SQL, Query optimisation, Indexing and execution-plan analysis, Database schema design, Large-dataset processing, Docker and multi-service environments, React, JavaScript, Full-stack collaboration, Architecture and performance analysis, Complex business-process and data-flow analysis, Technical leadership and ownership, Excellent English, Very good Polish 📃 Skills: Python, FastAPI, Pydantic, SQLAlchemy, SQLServer, T-SQL, Docker, React, JavaScript 🏢 Description: Senior Software Engineer / Tech Lead (Python / React) Your duties will include: - Developing and maintaining backend services, frontend applications, and data pipelines. - Building backend solutions in Python using FastAPI, Pydantic, and SQLAlchemy. - Analysing and optimising Microsoft SQL Server databases, including queries, indexes, and execution plans. - Supporting frontend applications developed with React and JavaScript. - Developing and maintaining processes responsible for supplying the platform with market data. - Supporting quantitative models used for valuation, risk management, and market analysis. - Reviewing solutions delivered by the Central IT team and identifying technical, performance, and architectural issues. - Providing professional and constructive technical feedback. - Acting as a technical link between the local office in Switzerland and the Central IT team in Greece. - Translating the needs of traders and analysts into practical technical solutions. - Supporting Docker-based deployments and multi-service environments. - Combining locally developed business tools with corporate solutions, standards, and platforms. Requirements that must be met: - Experience in developing and maintaining production software systems. - Very good knowledge of modern, typed Python. - Experience with FastAPI, Pydantic, SQLAlchemy, or similar technologies. - Very good knowledge of Microsoft SQL Server and T-SQL, including query optimisation, indexing, execution-plan analysis, database schema design, and working with large datasets. - Experience with Docker and multi-service environments. - Practical knowledge of React and JavaScript. - Ability to work across the full technology stack. - Ability to analyse existing solutions and assess their quality, performance, and architecture. - Strong analytical skills and the ability to understand complex business processes and data flows. - Excellent communication skills. - Ability to professionally challenge technical decisions and propose better solutions. - Independence, ownership, and willingness to lead solutions from analysis through implementation and deployment. - Very good English and Polish. Nice to have: - Experience in energy, commodity trading, or financial markets. - Knowledge of power, gas, emissions, forward curves, positions, P&L, valuation, or risk. - Experience with pandas, NumPy, PyArrow, Dagster, or Jupyter. - Knowledge of Rust, C++, C#, or F# in performance-sensitive solutions. - Experience working at the intersection of local business needs and centralised corporate IT structures. What we offer: - A small team. - An international working environment and international projects. - Private medical care. - Sports card. - Training courses. - 100% remote work, with an office in Krakow available for those who prefer another arrangement. Recruitment process: - A friendly remote initial interview. - A remote technical talk. - The decision to work together.

🏢 Summary: B2B contract role for a Network Key Person supporting network operations, incident handling, and infrastructure monitoring in an international project. The position focuses on troubleshooting connectivity issues, analyzing alerts and logs, and assisting with network configuration and deployments. Remote work is possible with regular travel to Darmstadt, Germany. 🗂️ Requirements: Understanding of networking concepts (OSI, VLAN, IP, routing), Familiarity with Cisco CLI and network devices, Experience with monitoring tools (Solarwinds, NetBrain, Splunk), Knowledge of VPN technologies, Ability to analyze logs and troubleshoot connectivity issues, Experience with ticketing and documentation processes, Very good English, Very good Polish, Willingness to travel to Darmstadt regularly 📃 Skills: Networking, OSI, VLAN, IP, Routing, Cisco, CLI, Solarwinds, NetBrain, Splunk, VPN, Monitoring, Troubleshooting, Logging, Ticketing, Documentation, English, Polish 🏢 Description: Hello, We are called People More because we treat our employees with respect, but also because the projects we work on are for people and should be easy and pleasant to use. We are technological, but we look at the bigger picture :) The company is made up of people with a huge client base in the country and abroad, for whom we build projects from scratch (UX, UI, frontend, backend, mobile) or in part. We work directly for our clients and also support our partners in their own solutions. This ensures a wide range of projects and the ability to change! We work with clients all over the world. For the project that we are working on with our partner, we are looking for Network Key Person. Your duties will include: Support network-related incidents, monitoring and troubleshooting. Analyse alerts and logs related to connectivity and infrastructure health. Assist in configuration verification and network issue resolution. Contribute to monitoring and alerting systems. Support installation and configuration tasks for network components. Collaborate with other domains during incidents and deployments. Requirements that must be met: Understanding of networking concepts (OSI model, VLANs, IP addressing, routing). Familiarity with Cisco CLI and network device interfaces. Experience with monitoring tools (e.g., Solarwinds, NetBrain, Splunk). Knowledge of VPN technologies and remote access troubleshooting. Ability to interpret logs and connectivity issues. Experience with ticketing/documentation processes. Very good English and Polish Willingness to travel to Darmstadt, Germany, at least once every two weeks. What we offer: We are open and honest and we solve problems instead of generating them. Maybe it’s obvious, but we really respect our employees and associates. We used to be software developers, too, and we appreciate that job! A small team An international working environment and international projects Private medical care Sports card Training courses Work that is 100% remote (unless you prefer another system) We have an office in Krakow, but if you like to work remotely, that’s absolutely fine. We are OK with fully remote work. For us, you can be located anywhere. :) Why it’s a good idea to work with People More? If you are not satisfied with your work or your tasks, we’ll find a way out together! If you get bored, we will offer you a new product and new, fascinating tasks We will work on your brand together: you will get an opportunity to attend conferences, including as a speaker, and we will help you publish in recognized magazines and online We will facilitate your access to challenges that are usually difficult to get At any time, you can talk directly to the board of People More—we talk your language because the company’s founders are software developers and designers! What does the recruitment process look like? A friendly remote initial interview A remote technical talk The decision to work together! Salary 130 - 180 pln/h contract B2B Location Kraków / remote