ECOMMERCE ONE - eine Plattform von führenden Software-Unternehmen für Onlinehändler. #SaaS #ecommerce
Senior Backend Developer
Location
Germany
Posted
77 days ago
Salary
0
Seniority
Senior
Job Description
Senior Backend Developer
ECOMMERCE ONE
• Development and maintenance of backend systems for e-commerce platforms such as Shopify, OXID, Shopware, Gambio and the headless e-commerce platform Makaira. • Design and implementation of high-performance, secure APIs and integrations with third-party services. • Optimization and scaling of existing backend systems. • Close collaboration with frontend developers and project managers to ensure seamless interaction between frontend and backend. • Integration of new technologies and tools to continuously improve development processes. • Troubleshooting and bug fixing to ensure stable operations.
Job Requirements
- Degree in Computer Science, Media Informatics or a comparable qualification.
- Several years of professional experience in backend development, preferably in the e-commerce sector.
- Very good knowledge of PHP (including frameworks such as Symfony or Laravel).
- Experience working with e-commerce platforms such as Shopify, OXID, Shopware, Gambio and Makaira.
- Experience in full-stack development is a plus (e.g., JavaScript, Vue.js, React).
- Ability to work independently, strong problem-solving skills and a high standard of quality.
Benefits
- 100% remote position with flexible working hours.
- Committed and collegial team that values collaboration.
- Opportunity to work on exciting and varied projects.
- Training and development opportunities.
- Flat hierarchies and open communication.
- Attractive compensation package and 30 days of vacation.
Related Guides
Related Job Pages
More Backend Engineer Jobs
Senior Software Engineer, Backend
DraftKings Inc.Defining what it means to build and deliver the most extraordinary sports & entertainment experiences.The Crown is Yours
• Design and develop scalable back-end systems and APIs that power high-impact applications used by a large, engaged user base around the clock. • Deliver production-ready code, driving forward new features and capabilities in a 24/7 sports betting environment. • Prioritize agility and scalability equally to support rapid product rollouts while ensuring systems are built to pivot and perform at scale. • Own the full software development lifecycle, from initial design through long-term maintenance, performance tuning, and reliability improvements. • Triage, investigate, and resolve production issues with urgency, contributing to a culture of continuous improvement and operational excellence. • Ensure all components are built to withstand high volume and real-time demands, optimizing for speed and efficiency. • Collaborate cross-functionally to align technical execution with product goals, mentoring peers and driving quality standards across the team.
Senior Backend Engineer
Jack & Jill/External ATSBlazeSQL - AI-native B2B SaaS platform for business intelligence.
Role Description You will join a high-performing engineering squad to build real-time solutions for property management. This role offers the opportunity to solve challenging problems in payments, search algorithms, and AI-driven automation. - Design, build, and maintain high-performance APIs and microservices using Python, Django, and PostgreSQL within a Kubernetes-orchestrated environment. - Architect and optimize data pipelines and complex relational databases to ensure the platform remains responsive as it scales to millions of properties. - Collaborate with product managers and cross-functional squads to translate sophisticated business requirements into clean, testable, and highly maintainable code. Qualifications - 5+ years of professional backend experience with strong computer science fundamentals in data structures, algorithms, and software design patterns. - Expert-level proficiency in relational database management, SQL optimization, and building scalable service-oriented architectures (Python/Django preferred). - A "can-do" attitude with a passion for writing clean code and the communication skills to mentor junior engineers and document complex technical systems. Requirements - Location: London, UK / Remote (Europe) - Salary: £75k-£80k Benefits - Impact a global industry by replacing fragmented manual processes with a real-time, cloud-based ecosystem used by major landlords and service providers worldwide. - Join a stable, high-growth environment with $140M in funding from elite investors like Brookfield and Target Global, while working in a profitable UK market. - Enjoy high autonomy and technical variety, tackling everything from fraud prevention and fintech integrations to AI-powered features and scalable service-oriented architecture. Company Description Plentific Ltd - Series C proptech platform backed by Highland Europe and Mubadala.
• Realizar desenvolvimento de microserviços e API em java • Ajudar outras pessoas do time com dúvidas de negócio e tecnologia • Ajudar arquiteto com pequenas alterações em documentação e processos • Destreza para falar com o cliente de forma clara e segura • Tomar iniciativa para resolver questões do dia a dia do time • Participação de ritos com nossos clientes • Interação com os Arquitetos do time para compreensão da solução de negócio e técnica • Levantamento das atividades técnicas • Implementação de APIs e microsserviços • Utilizar as melhores práticas de processos de desenvolvimento buscando sempre a qualidade e a melhoria contínua
Expert Mendix Developer
AIO LogicAIO Logic is a financial technology company providing SaaS solutions to SMB and middle market commercial lenders. Our loan and portfolio management platform, AXIS, is the only end to end solution capable of managing the complex requirements and bespoke loan structures of SMB and middle market commercial lending.
About AIO Logic AIO Logic is a fast-growing SaaS automation platform transforming complex commercial lending, asset-based lending, and structured finance operations. Our platform integrates low-code automation, data intelligence, and configurable workflows to simplify fragmented back-office processes into seamless, scalable solutions. We partner with banks, private credit funds, and specialty finance institutions to modernize loan operations, ensure compliance, and deliver transparency through one unified platform. Our technology stack spans Mendix, Java, React, microservices, SQL, and AWS, with a strong focus on security, scalability, and maintainability. Key Responsibilities Design & Development • Design, build, and deliver Mendix applications and modules aligned with business requirements (loan origination, underwriting, servicing, and document management). • Translate complex financial and lending business logic into Mendix microflows, domain models, and UI components. • Extend Mendix functionality using custom Java actions, custom widgets, and front-end customizations when required. Integration • Create and maintain secure integrations with external and internal systems via REST APIs, SOAP, OData, and relational databases. • Ensure high reliability and performance of data flows across systems. Performance & Quality • Monitor and improve application performance; diagnose and resolve inefficiencies in microflows, pages, or queries. • Maintain code quality through unit testing, peer reviews, and refactoring. Security & Compliance • Implement role-based access control, secure data handling, and audit logging in line with fintech regulatory requirements. • Partner with compliance and risk teams to align solutions with SOC-2, ISO, or other industry standards. Reporting & Analytics • Build dashboards, reports, and analytics tools to support lending and portfolio management (loan health, financial ratios, risk metrics). • Contribute to data modeling and query optimization for business intelligence and operational reporting. Maintenance & Operations • Support and maintain existing Mendix applications; troubleshoot issues, apply patches, and oversee upgrades. • Manage deployment across environments (Dev, Test, Prod) and participate in CI/CD pipeline management and Git-based version control. Collaboration & Mentorship • Collaborate with Product, Business Analysis, Risk, and Operations teams to understand evolving business rules. • Mentor junior developers and promote best practices in Mendix design, modularization, and maintainability. Architecture & Best Practices • Lead or contribute to architectural decisions for Mendix apps, ensuring scalability and clean modular design. • Establish and uphold coding standards, naming conventions, and documentation protocols across the development team. Qualifications Required Skills & Experience • 5+ years of hands-on Mendix development with a proven track record of delivering enterprise-grade applications. • Mendix Expert Certification preferred (or equivalent practical expertise). • Strong command of microflows, domain modeling, and page/layout design. • Experience extending Mendix via custom Java actions, widgets, and front-end scripts. • Demonstrated experience integrating Mendix apps with REST APIs, SOAP, OData, and SQL databases. • Proficiency in data modeling, complex queries, and performance tuning. • Solid understanding of security best practices including user roles, access control, and secure data handling. • Familiarity with Git, CI/CD pipelines, and deployments across multiple environments. • Comfortable working in Agile/Scrum environments with documentation, testing, and sprint collaboration. Preferred / Domain-Specific Experience • Background in financial services software, particularly commercial lending, portfolio/risk management, or loan servicing. • Understanding of variable-rate and conditional loans, amortization schedules, and waterfall payment logic. • Experience implementing dashboards, analytics, or financial reporting modules. • Exposure to regulated or SOC/ISO-compliant environments with strong data privacy standards. • History of designing scalable and maintainable Mendix modules adaptable to evolving business needs. • Bonus: familiarity with AWS, Azure, or other cloud environments, performance monitoring, and logging tools. Soft Skills • Strong communication and collaboration skills across technical and business teams. • Analytical thinker with a proactive approach to problem solving. • Ability to mentor peers and contribute to continuous improvement of engineering practices. What We Offer • Opportunity to join a fast-scaling fintech SaaS company driving transformation in the commercial lending industry. • A remote-first, collaborative environment emphasizing innovation, ownership, and accountability. • Competitive salary and performance-based incentives. • The ability to influence architectural and platform direction in a high-impact role. • Continuous professional development and exposure to cutting-edge low-code technologies. Equal Employment Opportunity & Compliance AIO Logic, Inc. is an equal opportunity employer. We are committed to building an inclusive workplace and do not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, veteran status, genetic information, or any other characteristic protected by applicable federal, state, or local law. AIO Logic provides reasonable accommodations to qualified individuals with disabilities and to individuals with sincerely held religious beliefs, in accordance with applicable law. This position is open to candidates authorized to work in the United States. AIO Logic does not currently offer visa sponsorship. Compensation Disclosure: • The salary range for this role is $100,000 – $125,000 USD, commensurate with experience, skills, and location. Salary ranges are provided in accordance with applicable state and local pay transparency laws.



