Senior Backend Engineer - DevOps

🏢 Summary: Remote Fullstack Engineer role building and maintaining an insurance pricing platform, including modelling algorithms, visualizations, and scalable production solutions. The role combines Python backend and TypeScript frontend development, with ownership across architecture, testing, infrastructure, deployment, and operational reliability. 🗂️ Requirements: 2+ years of Python development experience, 1+ year of TypeScript development experience, Experience with FastAPI, SQLAlchemy, Pydantic, or Celery, Experience with React hooks and Testing Library, Experience delivering production-grade solutions at scale, Docker and Kubernetes familiarity, Strong algorithms and data structures knowledge, Excellent English technical communication skills, Ability to solve complex technical problems, Availability for occasional in-person team meetings 📃 Skills: Python, TypeScript, FastAPI, Flask, SQLAlchemy, Pydantic, Celery, React, Tanstack, MUI, AWS, Azure, Kubernetes, PostgreSQL, Redis, Docker, Algorithms, Testing 🏢 Description: Remote role with flexible working hours; occasional in-person team meetings are required.

Pricing and Rating Team

Join a growing team of approximately 15 engineers, organized into agile pods, building and maintaining an insurance pricing platform. The platform enables insurers to build and deploy advanced pricing models and uses machine learning libraries and cloud infrastructure to support scalability, performance, and security.

The team owns the full software development lifecycle, including architecture, coding, quality assurance, infrastructure, and deployment strategies. Team members collaborate daily with the product team and support sales and customer success teams.

Tech Stack

• Backend: Python 3.13, FastAPI, Flask, SQLAlchemy, Pydantic, Celery
• Frontend: React 19, TypeScript, Tanstack, MUI
• Infrastructure: AWS, Azure, Kubernetes, PostgreSQL, Redis

Responsibilities

• Research, develop, and maintain modelling, insurance pricing algorithms, visualizations, and proprietary solutions.
• Deliver full-stack development using TypeScript and Python.
• Analyse requirements, propose solutions, conduct spikes, build proofs of concept, and deliver well-tested production-grade solutions.
• Support, optimize, and maintain solutions to meet SLOs.
• Collaborate through pull-request reviews, RFCs/ADRs, and agile ceremonies.

Requirements

• At least 2 years of Python development experience.
• Experience with some of: FastAPI, SQLAlchemy, Pydantic, and Celery.
• At least 1 year of TypeScript development experience.
• Experience with hooks and Testing Library.
• Experience delivering production-grade solutions and solving problems at scale.
• Familiarity with Docker and Kubernetes.
• Strong foundation in algorithms and data structures.
• High sense of responsibility, strong work ethic, curiosity, and openness to new ideas and tools.
• Excellent communication skills and ability to articulate complex technical concepts in English.
• Ability to solve complex technical problems and collaborate with others.
• Willingness to attend occasional face-to-face team meetings when needed.

Nice to Have

• Experience with public cloud providers, preferably AWS.
• Experience taking ownership of quality through test automation.
• Experience building Python microservices that expose RESTful APIs.
• Experience with Tanstack, react-hook-form, and Vite.

Additional Information

The employer is an equal opportunity and affirmative action employer. Offers are contingent on passing criminal-history and other background checks where applicable to the position.

🏢 Summary: Lead a hands-on full-stack/backend engineering effort to build scalable services, APIs, workflow engines, and agentic AI systems for logistics optimization. The role combines technical leadership, production reliability, third-party integrations, and mentoring while delivering AI-driven planning and optimization capabilities. 🗂️ Requirements: Senior or technical-lead backend engineering experience, Strong Python and API-development proficiency, Scalable distributed-systems architecture experience, API design, data modeling, and integration expertise, Agentic AI, LLM orchestration, RAG, or multi-agent systems experience, Cloud-platform and CI/CD experience, Third-party API integration experience, Production debugging experience with LLM-driven systems, Engineering mentorship and code/design review experience, Technical leadership and stakeholder communication skills, Successful pre-employment screening 📃 Skills: Python, FastAPI, TypeScript, LangGraph, LangChain, RAG, AWS, Bedrock, GitLab, CICD, SSE, WebSockets, LLM 🏢 Description: Description Build core backend systems for agentic AI logistics solutions that optimize deliveries at scale, improving driver efficiency and reliability while reducing operational costs and environmental impact. The role focuses on core service layers, customer-facing APIs, workflow engines, and integrations with HERE APIs and third-party systems that enable intelligent logistics workflows. Responsibilities • Lead the design, build, and maintenance of core backend services, APIs, and workflow orchestration systems for logistics applications. • Drive integrations with HERE APIs and external third-party systems to support real-world logistics workflows. • Translate ambiguous product and technical requirements into scalable, maintainable system components and support teammates in doing the same. • Write clean, efficient, well-tested Python and/or TypeScript code and set standards for code quality. • Design and build agentic AI systems using LangGraph; help shape LLM orchestration and multi-agent architecture practices. • Lead system-design discussions and own key architectural decisions aligned with the overall system vision. • Build and maintain customer-facing APIs with emphasis on usability, performance, and reliability. • Ensure high-quality delivery through testing, monitoring, and production debugging, including non-deterministic LLM-driven systems. • Mentor engineers through code reviews, design feedback, and pairing. • Collaborate with engineering, product, and domain experts to deliver end-to-end features. • Continuously improve system performance, scalability, and operational efficiency. • Use AI-assisted development tools to improve development speed and code quality. Requirements • Proven technical-lead or senior-engineering experience, with end-to-end ownership of backend systems. • Strong Python proficiency and experience building APIs with FastAPI or similar frameworks; TypeScript experience is an advantage. • Experience architecting scalable services and distributed systems, including making trade-off decisions for real-world load and change. • Strong API design, data modeling, and system-integration knowledge, ideally including streaming or event-driven APIs such as SSE and WebSockets. • Hands-on experience building or leading agentic AI systems, including LLM orchestration frameworks, RAG pipelines, or multi-agent architectures. • Cloud-platform experience, ideally AWS and managed LLM services such as Bedrock, plus modern CI/CD practices such as GitLab CI or equivalent. • Experience integrating external APIs and handling real-world data and production system constraints. • Strong production debugging and problem-solving skills, including with non-deterministic LLM-driven components. • Experience mentoring engineers and conducting code and design reviews. • Ability to turn ambiguous problems into well-defined work while balancing hands-on engineering and technical leadership. • Excellent communication skills and ability to align engineering decisions with product and business priorities. Benefits • Meaningful, challenging work with real-world impact on mobility and technology. • Opportunities for continuous learning and regular feedback. • Collaborative, supportive team environment. • Competitive salary and bonus. • Flexible working hours and a hybrid work environment. • Medical coverage for employees and their families. • Eligibility for the Creative Tax Incentive scheme in Poland (KUP) for eligible employment arrangements. • Option to work on a B2B contract; benefits, bonus, and KUP do not apply to this arrangement. • Total rewards package including base salary, STI bonus where applicable, private medical and dental care, life insurance, meal allowance, vision reimbursement, remote-work allowance where applicable, MyBenefit and Multisport programs, and wellbeing initiatives. • Paid time off, sick leave, and parental leave in accordance with the Polish Labor Code. Additional requirement • Successful completion of pre-employment screening, including employment, education, and criminal verification where applicable.

🏢 Summary: Senior Full-Stack Engineer role focused on building scalable ASP.NET/C# microservices and React/TypeScript interfaces, with a 60/40 frontend-to-backend split. The position offers technical ownership, mentoring opportunities, and a potential path to Tech Lead while working hybrid from Poland under an employment contract. 🗂️ Requirements: Poland residency, MSc in Computer Science or equivalent, 5+ years building secure REST APIs with ASP.NET, 5+ years developing frontend applications with React, Microservices architecture expertise, Cloud design-pattern knowledge, Technical ownership, Technical leadership, English B2 fluency 📃 Skills: ASP.NET, C#, React, TypeScript, REST, Microservices, Cloud, AWS, Agile, DDD 🏢 Description: We’re looking for a Senior Full-Stack Engineer who brings deep technical expertise and a collaborative mindset to the product development team. You will work with a modern microservices architecture, building scalable backend services using ASP.NET Web API with C#, and intuitive frontend interfaces mainly with React and TypeScript. This is a hands-on engineering role with a 60/40 frontend-to-backend focus, ideal for someone who likes to take ownership, thrives in a dynamic product team, and enjoys mentoring others. The role could develop into a Tech Lead position in the foreseeable future. Applicants must be located in Poland; the team meets in Poland for at least one week each quarter. The contract form is Umowa o Pracę only; B2B is not available. Quick Facts • Hands-on full-stack role with a 60/40 frontend-to-backend focus • Cloud-native, microservices-based product environment • Remote flexibility with quarterly in-person collaboration in Poland • Potential progression to Tech Lead • Employment through an Employer of Record provider, ensuring legal compliance in Poland Responsibilities • Collaborate proactively in refinement sessions with product and technical teams to ensure feature clarity and feasibility. • Design, implement, and maintain scalable web APIs using ASP.NET and microservices architecture principles. • Develop responsive user interfaces with React and TypeScript to improve usability and performance. • Work closely with Product Owners to clarify feature requirements and understand business context. • Define, design, and align feature architecture with the Head of Engineering to ensure consistency and scalability. • Ensure features meet the Definition of Done with unit, integration, and end-to-end test coverage. • Support incident response and production issue resolution according to team standards. • Share knowledge actively and coach colleagues in technical best practices. Essential Qualifications • MSc or higher in Computer Science, or equivalent. • At least 5 years of proven experience building secure REST APIs using ASP.NET. • At least 5 years of experience developing solid frontend applications with React. • Comprehensive knowledge of contemporary web application architectures, particularly microservices and cloud design patterns. • Demonstrated technical ownership and technical leadership. • English at B2 level or higher, with fluent communication; no certificate required. Preferred Qualifications • Hands-on experience with AWS infrastructure. • Experience in cross-functional product teams using Agile practices and Domain-Driven Design (DDD). • Polish and German language skills. What You Can Expect • A dynamic, ambitious team where contributions and ideas matter. • Ownership over decisions in a trusted, cross-functional environment. • Fair compensation, flexible working hours, and a hybrid work setup. • Support for personal and professional growth and a healthy work-life balance. Candidates may be asked to verify their identity before speaking with a recruiter to support a fair and secure hiring process.

🏢 Summary: Senior Full-Stack Engineer role with a 50/50 backend and frontend focus, building scalable microservices-based applications using ASP.NET (C#) and React with TypeScript in a cloud-native environment. The position involves designing and maintaining REST APIs, developing responsive user interfaces, ensuring high test coverage, and contributing to architectural decisions with strong technical ownership. Poland-based employment (Umowa o Pracę) with remote flexibility and quarterly in-person collaboration. 🗂️ Requirements: MSc+ in Computer Science or equivalent, Minimum 5 years experience with ASP.NET and C#, Minimum 5 years experience building REST APIs, Minimum 5 years experience with React, Experience with TypeScript, Strong knowledge of microservices architecture, Knowledge of cloud design patterns, Experience with unit, integration, and end-to-end testing, High level of technical ownership, Fluent English (minimum B2), Poland residency 📃 Skills: ASP.NET, C#, REST, React, TypeScript, Microservices, AWS, Agile, DDD, UnitTesting, IntegrationTesting, E2ETesting, Cloud 🏢 Description: We’re looking for a Senior Full-Stack Engineer who brings deep technical expertise and a collaborative mindset to our product development team. You will work with a modern microservices architecture, building scalable backend services using the ASP.NET Web API with C#, and intuitive frontend interfaces using mainly React and TypeScript. This is a hands-on engineering role with a 50/50 front-/backend focus, ideal for someone who likes to take ownership, thrives in a dynamic product team, and enjoys mentoring others. This role could easily become a Tech Lead role in a foreseeable future. If you're passionate about designing high-impact software in a cloud-native environment, we’d love to hear from you. This Poland-based role offers remote flexibility, but we value in-person collaboration. Our team meets in Poland for at least one week each quarter, so we request all applicants to be located in Poland. This is not a globally remote role. Poland residency is required. The contract form is Umowa o Pracę (only, no B2B). What you will be responsible for Collaborate proactively in refinement sessions with product and tech teams to ensure clarity and feasibility of features. Design, implement, and maintain scalable web APIs using ASP.NET and microservices architecture principles. Develop responsive user interfaces with React and TypeScript that enhance usability and performance. Work closely with Product Owners to clarify feature requirements and ensure business context is well-understood. Define, design and align feature architecture with the Head of Engineering to ensure consistency and scalability. Ensure features meet Definition of Done, with state-of-the-art unit, integration, and end-to-end test coverage. Support incident response and production issue resolution as per team standards. Actively contribute to team knowledge sharing and coach colleagues in technical best practices. What makes you a match Essential Qualifications: MSc+ in Computer Science or equivalent 5 years of proven experience in building secure REST APIs using ASP.NET , as well as developing solid front-end applications with React are non-negotiable must haves. Comprehensive knowledge of contemporary web application architectures, with a focus on microservices and cloud design patterns. Demonstrated ability of high technical Ownership and Tech Leadership are a requirement for this role. Bonus Skills: Hands-on experience with AWS infrastructure. Experience working in cross-functional product teams using Agile practices and following Domain-Driven Design (DDD). Collaboration and Interpersonal Skills: Clear and adaptive communication with both technical and non-technical stakeholders. Strong sense of ownership, accountability, and proactive problem-solving. Languages: English: B2 - (No certificate required, but Fluency) German, Polish, Ukrainian: desired, not required What you can expect A dynamic, ambitious team where your voice is heard, and your contributions truly matter. You’ll have real ownership over your decisions in a trusted, cross-functional environment within a Swiss product company that puts people first. We offer fair compensation, flexible working hours, a hybrid work setup, and a culture that supports both personal and professional growth, fostering a healthy work-life balance. Employer of Record: For this role, we offer employment through our trusted Employer of Record provider Remote.com , ensuring full legal compliance and a seamless experience for our team members in Poland. ID Verification: To maintain a fair and secure hiring process, candidates may be asked to verify their identity their identity before speaking with our Recruiter. This step helps us prevent fraud and focus our resources on genuine applicants. About us Who we are esurance is a Swiss InsurTech offering a SaaS platform that connects SMEs, insurance providers, brokers, and business application providers. Founded in 2013, we're on a mission to make health insurance for small businesses truly hassle-free. What makes us unique You'll be part of a connected, forward-thinking team built on trust, openness, and mutual respect — working hybrid from Zürich or remotely across Europe. We invest in your growth through agile practices, real ownership, and a transparent Grading System that ensures fair pay and clear career paths. Our core values We are connected. We are ahead. We are clear. We are approachable. Do these resonate with you? → Come join us. Our Recruitment Process & Principles We keep our process transparent and respect your time: Application Review — You hear from us within 5 business days. Always. Recruiter Screen — A relaxed Get2Know call to explore mutual fit. Four Interviews — Two Role Knowledge interviews (peer + supervisor), one Culture Match, one Leadership conversation. Batched into two days wherever possible. Hiring Decision — Thoughtful, timely. You'll know within 1–2 weeks. Use of Artificial Intelligence (AI) We use AI to increase productivity and you're welcome to use it to polish your CV or Coverletter. Interviews and assessments should reflect your genuine self, though. Recruiting Agencies: We don't work with unsolicited agency submissions. Thanks for respecting this.

🏢 Summary: Fullstack Software Engineer role focused on building and scaling end-to-end web services and modern user interfaces in an agile, AI-first environment. The position combines backend development in Python with frontend development in React, emphasizing UX quality, scalable architectures, and cloud-based deployments. The engineer contributes to architecture decisions and delivers high-performance solutions for global-scale e-commerce systems. 🗂️ Requirements: 3+ years of experience with Python, Commercial experience with React, Proficiency in TypeScript, Experience with Redux or similar state management, Knowledge of TDD and clean code principles, Experience designing scalable web architectures, Basic knowledge of AWS (EC2, RDS, S3), Basic DevOps skills (*nix, Docker, Kubernetes, Apache/nginx), Experience with SOA and message queues (e.g., RabbitMQ), Experience working with AI coding tools (e.g., Cursor, Claude Code), Good written and spoken English 📃 Skills: Python, React, TypeScript, Redux, AWS, EC2, RDS, S3, Docker, Kubernetes, Apache, Nginx, RabbitMQ, SOA, TDD, Unix, AI, Cursor, Claude, JavaScript 🏢 Description: Who are we looking for? As a Fullstack Software Engineer, you will be a key part of an agile team responsible for developing end-to-end services and interfaces. We need a "proactive doer" who doesn't just build features but takes full ownership of the User Experience (UX) and business outcomes. You naturally use AI-based tools to accelerate delivery without compromising on quality or aesthetics. You will bring on board: Goal-oriented mindset: Strong focus on customer needs and hitting business objectives. UX Sensitivity: An eye for detail and a drive to build intuitive, high-quality interfaces. Fullstack Proficiency: 3+ years of experience in Python and solid commercial experience with React. Modern FE Stack: Proficiency in TypeScript and state management ( Redux ). AI-Native Workflow: Habitual use of Cursor, Claude Code, or similar agents to boost productivity. Proactive "Can-do" attitude: Ability to work effectively with product owners to turn vision into working software. Technical Excellence: Knowledge of TDD, clean code, and scalable web architectures. Cloud Awareness: Basic knowledge of AWS (EC2, S3) and DevOps (Docker). At least basic knowledge of Amazon Web Services (EC2, RDS, S3) At least basic DevOps skills (*nix, Apache/nginx, Docker, Kubernetes) Experience in SOA, message queues (like RabbitMQ) Good written and spoken English, comfortable with working in an international environment Nice to have Having contributed to Open Source (send us your GitHub id!) Good knowledge of JavaScript build tools (eg. Webpack) and the yarn ecosystem Knowledge of redux-saga, redux-forms, style-loader and css-loader, reselect... Experience with ESLint for linting Advanced DevOps skills (*nix, Apache/nginx, Docker, Kubernetes) Advanced knowledge of Amazon Web Services (EC2, RDS, S3, ELB, EBS, EKS) Experience developing and maintaining complex web architectures Experience in event-driven architecture and distributed systems Experience with NoSQL databases (Mongo, ElasticSearch) Experience in EventStorming Knowledge of GraphQL Knowledge of CQRS/DDD Expertise in cybersecurity topics What do we do? End-to-End Delivery: We build both robust backend APIs and modern, responsive frontends to support the flow of millions of products. UX Optimization: We treat the interface as a critical part of the product, ensuring high quality and friction-less user journeys. AI-First Engineering: We embrace the power of AI to make ourselves more efficient and focus on solving higher-level problems. Scalability & Performance: We monitor and improve our services to handle global e-commerce traffic. Impactful Design: We help with architecture-level decisions, ensuring every project delivers maximum value. How do we work? We have passion for evolving technology and its applications. We believe in teamwork, empowerment and self-organisation We follow Agile principles We are highly autonomous - we choose our own goals and projects which contribute to a company strategy as well as tools that make our work efficient We are closely cooperating with the business stakeholders, data engineers, data science, and other product developers We have a mature product pipeline with predefined initial specs, designs, and architectures for all features.

🏢 Summary: Senior Fullstack Engineer role focused on delivering full-stack solutions within an AI-integrated SDLC where AI is embedded across planning, development, review, testing, and deployment. The position combines backend and frontend engineering with AI orchestration, automation, and cloud-native architecture in a remote-first setup. The engineer will also evolve shared AI toolchains and contribute to architectural and code quality standards. 🗂️ Requirements: Team-level AI-integrated SDLC experience across planning, development, review, testing, deployment, Shared AI toolchain management under version control, Hands-on use of Claude Code, GitHub Copilot, Cursor or equivalent as team tools, Building and maintaining custom AI skills and sub-agents for team use, Experience with parallel AI agent orchestration, Spec-driven development using OpenAPI, ADRs, PRDs as AI context, AI-assisted code review integrated into PR process, Working knowledge of AI orchestration frameworks, Backend development with .NET / C# and ASP.NET Core, Frontend development with TypeScript and React or Angular, Experience with SQL databases and ORM frameworks, Experience with Docker and Kubernetes, Experience with CI/CD pipelines, Experience with cloud platforms (Azure, AWS, or GCP) 📃 Skills: C#, .NET, ASP.NET, SQL, SQLServer, PostgreSQL, EFCore, OAuth, JWT, Python, Java, Node.js, TypeScript, JavaScript, React, Angular, LangChain, LlamaIndex, CrewAI, Docker, Kubernetes, GitHubActions, AzureDevOps, Azure, AWS, GCP, OpenAPI, CQRS, DDD, EventSourcing, Microservices 🏢 Description: We are looking for a Senior Fullstack Engineer who combines deep technical expertise with real, team-level experience working in an AI-integrated software development lifecycle. Individual use of AI coding assistants is not sufficient for this role. We are specifically looking for engineers who have worked in teams where AI was embedded into every phase of delivery — from planning and design through development, review, testing, and deployment. We follow a remote-first setup with no mandatory regular office visits for this position. From time to time, you may be invited to join in-person meetings in one of our offices (Warsaw, Lodz, Wroclaw, Gdansk, or Bialystok), for example for client visits or team reunions. AI-First Requirements Experience working in an AI-enabled engineering team is mandatory — not a personal workflow preference. You have been part of a team where AI was systematically embedded across all delivery phases: planning, development, review, testing, and deployment. You can speak from direct experience about how it worked, what failed, and what you would change. Specific mandatory requirements: Team-level AI-integrated SDLC experience — shared toolchain, shared configurations, shared assets under version control Hands-on with Claude Code, GitHub Copilot, Cursor, or equivalent as a team tool, not only personal usage Built and maintained custom skills and sub-agents used across a team, not just personally Experience with parallel agent orchestration for concurrent workstream execution Disciplined plan → review plan → execute approach with AI involved at every phase Maintained shared prompt libraries, skill repositories, or agent configurations in version control AI-assisted code review integrated into the PR process: CodeRabbit, Copilot review, or similar Experience with spec-driven or document-driven development where structured specifications (OpenAPI, ADRs, PRDs) serve as AI context inputs, not just human references Working knowledge of at least one AI orchestration framework: LangChain, LlamaIndex, Microsoft Agent Framework, CrewAI, or equivalent Automation-first mindset: proactively identify repetitive or inefficient parts of current work and automate them using AI and other available tools. Cost-aware AI usage: understanding how AI credits are consumed across different tools, models, and workflows, and ability to choose the most appropriate model or approach for each task. Technical Requirements Backend: .NET / C#, ASP.NET Core, SQL Server / PostgreSQL, EF Core, OAuth 2.0 / JWT. Python, Java, or Node.js is a strong plus. Frontend: TypeScript, JavaScript, React(preferable) and/or Angular, state management, async patterns, frontend testing. Architecture: Full spectrum from monolith to microservices — DDD, CQRS, Event Sourcing, event-driven design, message brokers. Infrastructure: Docker, Kubernetes, CI/CD (GitHub Actions / Azure DevOps), Azure / AWS / GCP, structured observability. Responsibilities Deliver full-stack features to a high standard of quality, performance, and reliability Contribute to architectural decisions and system design trade-offs Evolve and maintain the team's shared AI toolchain across all SDLC phases Conduct code reviews including AI-assisted tooling; uphold and enforce engineering best practices Proactively surface risks, bottlenecks, and security concerns Communicate and collaborate directly with clients in English Mentor engineers on both technical fundamentals and AI-augmented workflow practices Professional Qualities Ownership mindset · Strong written and verbal English · Comfortable in client-facing roles · Raises the AI workflow maturity of those around them

🏢 Summary: Full-Stack Engineer role focused on building internal developer platforms, tools, and services to improve productivity, automation, and system visibility in a large enterprise environment. The position involves developing TypeScript-based backend services and modern frontend applications while integrating with cloud infrastructure, CI/CD pipelines, and observability platforms. The role requires close collaboration with DevOps and contribution to continuous improvement through troubleshooting and technology evaluation. 🗂️ Requirements: 3+ years commercial experience in full-stack development, University degree in Computer Science, Data Science, Mathematics or related field, Strong TypeScript backend development experience, Experience with Node.js frameworks such as NestJS, Experience building frontend applications with Vue or Nuxt, Experience with event-driven architectures and messaging systems, Understanding of CI/CD pipelines, Experience with AWS cloud services (ECS, EKS, EC2, IAM, Lambda), Experience with Infrastructure as Code tools, Fluent English and Polish, Availability for hybrid work (1–2 office visits per week) 📃 Skills: TypeScript, Node.js, NestJS, Vue, Nuxt, Kafka, GitLab, AWS, ECS, EKS, EC2, IAM, Lambda, Terraform, CDK, CI/CD 🏢 Description: We are looking for a practical and collaborative Full-Stack Engineer to join the Developer Experience (DX) team in a large enterprise environment. The role focuses on building internal developer platforms , tools, and services that improve developer productivity, system visibility, and workflow automation. The ideal candidate has strong TypeScript - based backend development experience, enjoys working with modern frontend technologies, and collaborates closely with DevOps engineers working on cloud infrastructure , CI/CD pipelines, and observability platforms. Design, develop, and maintain backend services and APIs using TypeScript , Node.js , and modern backend frameworks such as NestJS . Build and maintain modern frontend applications using frameworks such as Vue and Nuxt . Develop internal tools and platforms that improve developer productivity and automate development workflows. Collaborate closely with DevOps engineers to ensure applications integrate smoothly with cloud infrastructure , CI/CD pipelines, and observability platforms . Troubleshoot application and platform issues , perform root cause analysis, and support continuous improvement. Research and evaluate new technologies, creating Proofs of Concept (POCs) to assess potential solutions and best practices. Communicate technical concepts clearly and collaborate with both technical and non-technical stakeholders. Benefits Motivizer Benefits Platform to choose and manage all your benefits in one place. You receive a budget (550 PLN monthly). You can choose medical care package, meal tickets, sports cards (we have Multisport and on preferential terms, we have membership cards to one of the most popular Gyms), cinema tickets, shop vouchers, discounts and many more. Language Courses – you'll have access to a multi-language learning platform enabling you to practice you language skills and learn new ones! Regular and systematic further training opportunities - both internally and from external providers. We support your ongoing learning and development. Cooperation within an internal community is our everyday reality. We have networking events, coding challenges, and company parties for different occasions. Qualifications 3+ years of commercial experience in full-stack software development. Completed university degree in Computer Science , Data Science, Mathematics, or a related technical field. Strong experience with TypeScript and backend development using Node.js frameworks such as NestJS . Experience building modern frontend applications using frameworks such as Vue or Nuxt . Familiarity with event - driven architectures and messaging systems, such as Kafka . Understanding of CI/CD pipelines , ideally with GitLab CI. Experience working with cloud environments , preferably AWS (ECS, EKS, EC2, IAM, Lambda). Familiarity with Infrastructure as Code tools, such as Terraform or AWS CDK . Fluent communication skills in English and Polish and availability to work in a hybrid mode with 1–2 office visits per week . About OBI Smart Technologies WHO ARE WE: We are a joint venture between OBI and Reply Group, responsible for co-designing, building and operating mission-critical digital platforms for commerce, customer service, and omnichannel retail. OUR MISSION: " We unite technology leadership with deep retail vision to implement standardized processes and scalable digital products that drive efficient support for one of Europe’s largest DIY retailers. Leveraging proven best practices, we advance the internationalization of products and the digital mindset of our partners, delivering consistent and business-critical solutions to support the targets of our customer. "

🏢 Summary: Senior Fullstack Software Engineer role focused on building scalable, cloud-native applications with a strong backend emphasis (70% backend, 30% frontend). The position involves designing distributed, event-driven systems on AWS, developing REST APIs, and contributing across the full stack using Node.js, TypeScript, React, and Next.js. The engineer will drive architectural decisions, scalability, and technical direction while collaborating with cross-functional teams in a US-aligned remote environment. 🗂️ Requirements: Strong experience as Senior Software Engineer in product-focused environments, Advanced backend development with Node.js and TypeScript, Experience building and consuming REST APIs, Frontend development experience with React and TypeScript, Experience with AWS or other cloud platforms, Strong knowledge of distributed and scalable system design, Experience with MySQL and PostgreSQL databases, Experience with event-driven architectures, Experience with queuing or messaging systems, Ability to write clean, maintainable, scalable code, Strong debugging and problem-solving skills, Availability to work overlapping US hours 📃 Skills: Node.js, TypeScript, React, Next.js, AWS, REST, MySQL, PostgreSQL, SQL, APIs, Microservices, Event-driven, Messaging, Queues, Cloud, Distributed-systems 🏢 Description: Fullstack Senior Software Engineer Location: Remote We are looking for a talented Senior Fullstack Software Engineer to join a high-performing product engineering team focused on building scalable, modern cloud-native applications. This role is best suited to an experienced engineer who is stronger on the backend (approximately 70% backend / 30% frontend) and enjoys designing robust distributed systems while still being comfortable contributing across the full stack. You will play a key role in shaping technical direction, building scalable event-driven platforms, and contributing to product thinking - not just delivering code. We are looking for someone with strong ownership, accountability, and the ability to think about the wider business and customer impact of the solutions they build. This position requires alignment with US-based teams, and so the working hours must overlap. What You'll Be Doing Designing, building, and maintaining scalable backend services using Node.js and TypeScript Developing and supporting modern frontend applications using React and Next.js Building robust RESTful APIs and backend integrations Contributing to distributed, cloud-native systems running on AWS Designing and implementing event-driven architectures and queue-based systems Working with SQL databases including MySQL and PostgreSQL Driving engineering best practices, scalability, reliability, and performance improvements Collaborating closely with Product, Engineering, and stakeholders to shape technical solutions Taking ownership of features and systems throughout the full software lifecycle Mentoring engineers and contributing to technical discussions and architectural decisions Required Skills & Experience Strong experience as a Software Engineer / Senior Software Engineer in modern product-focused environments Excellent backend development experience with: Node.js TypeScript REST APIs React TypeScript Experience building applications in AWS cloud environments (or other cloud platforms) Strong understanding of scalable and distributed system design MySQL PostgreSQL Proven experience building event-driven architectures and working with queuing/messaging systems (highly important) Ability to write clean, maintainable, and scalable code Strong problem-solving and debugging skills What We're Looking For Strong product mindset - someone who thinks beyond just delivering tickets and understands the "why" behind engineering decisions Ownership and accountability for technical delivery and outcomes Ability to contribute to architectural direction and scalability initiatives Comfortable working in fast-paced, collaborative engineering environments Passion for building high-quality, scalable software products Strong communication and stakeholder collaboration skills

🏢 Summary: Fullstack Python Developer role for a financial industry project involving web application development in a microservices environment. The position focuses on backend development with Django and frontend work with Angular, along with cloud infrastructure and CI/CD practices. The offer includes remote work, flexible hours, and B2B cooperation. 🗂️ Requirements: 5+ years experience as Fullstack/Python Developer, Strong knowledge of Django, Experience with unit testing using Pytest, Experience with Angular and Angular Material, Experience with PostgreSQL and Redis, Understanding of microservices architecture, Knowledge of CI/CD processes, Experience with Git and GitHub workflow, Experience with cloud infrastructure, Strong analytical and problem-solving skills, English level B2 or higher 📃 Skills: Python, Django, Pytest, Angular, PostgreSQL, Redis, CI/CD, CircleCI, Git, GitHub, Microservices, Cloud, Jira, Toggl, DRF, Celery, AWS, Fargate 🏢 Description: SPEEDNET | We build software ... for the banking, finance and insurance industry. Jesteśmy z Gdańska i… robimy software. Nasz zespół tworzy ponad 230 programistów specjalizujących się w aplikacjach webowych i mobilnych. Jesteśmy zaufanym partnerem dla kilkudziesięciu klientów , których od ponad 24 lat wspieramy w dostarczaniu złożonych rozwiązań programistycznych, od product designu, przez tworzenie oprogramowania, testowanie czy consulting technologiczny. W naszym portfolio znajdziesz zarówno realizacje odjechanych startupowych pomysłów, apki wspierające biznesy średnich i małych przedsiębiorstw, czy pełne funkcjonalności multiplatformowe systemy bankowe. Zdobyte przez lata doświadczenia i umiejętności naszych ekspertów poprowadziły nas ku specjalizacji w branżach: banking, fintech i insurtech . Poszukujemy doświadczonego Fullstack Python Developera , który wzmocni nasz zespół dołączając do projektu z branży finansowej - może to właśnie Ty? 🔎 👉 Szukamy właśnie Ciebie, jeśli: masz co najmniej 5 lat doświadczenia jako Fullstack/Python Developer masz bardzo dobrą znajomość Django posiadasz doświadczenie w tworzenie testów jednostkowych z wykorzystaniem Pytest , masz doświadczenie z Angular oraz Angular Material , masz doświadczenie w pracy z PostgreSQL i Redis , dobrze rozumiesz architekturę mikroserwisową , znasz procesy CI/CD — doświadczenie z CircleCI będzie dodatkowym atutem, sprawnie pracujesz z Git i masz doświadczenie z workflow opartym o GitHub , masz doświadczenie z infrastrukturą chmurową, masz silne umiejętności analityczne i rozwiązywania problemów , znasz język angielski min. na poziomie B2. 👉 Idealnie wpisujesz się w nasze potrzeby, jeśli dodatkowo: masz doświadczenie z narzędziami takimi jak Jira , Toggl i GitHub , pracowałeś/aś z backendem opartym o Django Rest Framework , masz praktyczne doświadczenie w pracy z Celery , znasz środowisko cloudowe AWS Fargate , 👉 Co w zamian? Przede wszystkim możesz liczyć na swobodną atmosferę i kulturę pracy opartą na zaufaniu oraz partnerskich relacjach. Ponadto w pakiecie mamy: 🤝 współpracę w oparciu o B2B, ⏰ praca zdalna i elastyczny czas pracy, bo dbamy o work-life balance, 🎓 zajęcia z angielskiego i niemieckiego, 📚 biblioteczka firmowych e-booków, 🤸‍♀ pakiet medyczny i karta sportowa, 🍻 firmowe browarki (unlimited) i… sporo firmowych integracji, 🏢 nowoczesne biuro na 31 piętrze Olivia Star, a w nim bilard, piłkarzyki, szafka śniadaniowa, pyszna kawa i świeże owoce, 🌎 budżet relokacyjny… jeśli planujesz przeprowadzkę do Trójmiasta, 🏐 liczne zajęcia “po godzinach” dofinansowane przez firmę: od planszówek, siatkówki i piłki nożnej, po rowerowe wypady, marsze na orientację czy warsztaty DIY... a najlepsze jest to, że ta lista cały czas się rozrasta, bo nasza ekipa regularnie dorzuca kolejne pomysły! 👉 Jak będzie wyglądała rekrutacja? Szanujemy Twój czas, więc rekrutacja składa się z 3 krótkich etapów: 1. krótka rozmowa telefoniczna z Maćkiem z HR, 2. spotkanie online lub w biurze z Maćkiem oraz osobą techniczną, 3. spotkanie z klientem. To jedyne etapy rekrutacji - potem pozostaje Ci już tylko czekać na odpowiedź 💪 Sprawdź, jak się u nas pracuje 👉 www.facebook.com/speednetpl

🏢 Summary: Lead Fullstack Software Engineer role developing and maintaining UI and backend functionality for a B2B investment-management platform. The position works across the full development lifecycle, with a focus on Angular, Azure, C#, REST APIs, automated testing, and collaboration in an agile team. 🗂️ Requirements: Angular proficiency, Azure experience, C# and .NET knowledge, REST API design and development experience, Service-oriented architecture understanding, M.Sc. or Ph.D. in Computer Science or similar field, Fluent written and spoken English, Hybrid work availability 📃 Skills: Angular, Azure, C#, .NET, REST, SOA 🏢 Description: Description Join a cross-functional, cross-located agile team in the Product Division, delivering functionality for a specific module of SimCorp Dimension—an investment management system based on financial modelling with multidimensional arrays and used by corporate clients worldwide. Work across all stages of the development lifecycle, including creating and reviewing user stories, design, development, testing, coding, code reviews, automated-test development, and support. Responsibilities • Develop core functionality supporting business modules. • Build new UI and backend solutions for a B2B fintech product and advocate Angular best practices. • Maintain the existing codebase. • Review product code and formulate test scenarios. • Continuously develop yourself, the team, and the product. • Work with product management to refine new features. Technical Skills • Excellent Angular skills for dynamic, responsive web applications. • Azure cloud-services and deployment experience. • C# skills, including familiarity with the .NET framework and object-oriented design and programming. • Functional-programming experience or willingness to learn; knowledge of OCaml, Standard ML, F#, Scala, or Haskell is a plus. • Experience designing and developing REST APIs. • Understanding of service-oriented architectures. • Ability to work with complex architecture, systems, and backend solutions. • M.Sc. or Ph.D. in Computer Science or a similar field. Additional Qualifications • Collaborative team player motivated to work in the financial domain. • Strong collaboration and communication skills, with fluent written and spoken English. • Willingness to learn technical and programming skills. • Desire to develop and maintain automated tests, underlying frameworks, and CI/CD-pipeline integration. • Ability to identify technical debt and introduce creative solutions. • Ability to work in a hybrid setup. Benefits • Flexible working hours and a hybrid model: 2 days in the office and 3 days remote. • Modern office near Wilanowska metro station, with quiet zones and ergonomic workstations. • Base salary with an annual bonus structure. • Holiday allowance upon a 2-week vacation. • Occasional remote work across Poland and internationally: up to 24 domestic and 20 international days per year, subject to internal policy. • Employer-paid Medicover Platinum healthcare package, with a family upgrade available. • Multisport card with 75% employer contribution. • Unum group life insurance, with an employee-paid upgrade available. • Medicover travel insurance for private trips and global business travel insurance. • Eligibility to join the Deutsche Börse Group Share Plan after 1 year. • Copyrights program for certain roles. • Career development in an international environment. • Professional training and courses. • Polish classes for foreign employees; German and English classes based on business needs. • Integration events, volunteering initiatives, and employee-led clubs. Compensation ranges are disclosed at the initial stage of candidate engagement. Application Process Please submit an application in English through the career site. Applications are processed continually, and only applications submitted through the system will be considered. Exclude personal data such as photos, age, or other non-professional information from the application. The approximate CV review time is three weeks. Candidates will be asked to provide feedback during the process.