Mid Software Engineer (Backend)

Software Engineer II - Java/Python - Backend Platform Team (x/f/m)

Doctolib

We are looking for a Mid-level Java Software Engineer with experience in Python to join Doctolib’s Platform team, ATP, which manages the backend foundations for our distributed services. ATP is part of the Platform domain, whose mission is to build and maintain the common building blocks of our system with a "Platform as a Product" mindset. We abstract and simplify the use of these complex, critical components, enabling product teams to focus on their core mission: building products faster for healthcare professionals and patients. At ATP, we focus specifically on distributed services (chassis, archetypes, business-agnostic services, cross-cutting concerns) with a strong emphasis on quality, scalability, and usability. All Doctolib product teams build their features on top of the foundations we provide, leveraging the components we design to accelerate development while ensuring the highest standards of quality, compliance, and security. As Java Software Engineer, and within a team of 8 engineers, you will be responsible for designing and delivering essential components that empower Doctolib teams to build robust and scalable services.  Your responsibilities include but are not limited to: * Collaborate with product managers, designers, and other engineers to define and implement features to improve the Doctolib platform * Take a leading role within the team and contribute to establishing a technical vision that ensures the performance, security, and usability of the platform, taking into account the future needs and the high scalability needs * Bring your expertise and experiences to help us continuously improve the way we implement, test, and monitor high-quality features * Improving the performance of key features implemented in Java, sometimes completely challenging the status quo * Taking leadership on delivering roadmap items (together with the team) * Contributing to establishing a technical vision and co-drive the creation of the roadmap for next quarters ABOUT OUR TECH ENVIRONMENT * Our chassis powers more than 50 services across the Doctolib platform * Our stack is composed of Java, Python, Spring boot, Kafka, Redis, PostgreSQL, K8S, Datadog. * Our solutions are built on a single fully cloud-native platform that supports web and mobile app interfaces, multiple languages, and is adapted to country and healthcare specialty requirements * We leverage AI in an ethical manner across our products to empower patients and health professionals. Discover our AI vision here and learn about our first AI hackathon here! WHO YOU ARE If you don’t meet all the requirements below but believe this opportunity matches your expectations and experience, we still encourage you to apply! * You have 4+ years of experience, preferably in a technically challenging environment * You are proactive, curious, collaborative and eager to learn * You are primarily a backend engineer with expert knowledge of Java/Spring boot/Python * You have a solid understanding of web technologies and software development life cycle * You have a “user first” mindset and want to build a product focused on bringing value to its users, through secure, well-tested and pragmatic code * You are fluent in English WHAT WE OFFER * Free comprehensive health insurance for you and your children * 25 days of paid vacation per year, plus up to 14 days of RTT * Free mental health and coaching services through our partner Moka.care * Work from abroad for up to 10 days per year thanks to our flexibility days policy * Lunch vouchers (Swile card) worth €8.50 per working day, with €4.50 covered by Doctolib * A subsidy from the work council to refund part of the membership to a sport club or a creative class * 50% reimbursement of your public transport subscription * Parent Care Program: receive one additional month of leave on top of the legal parental leave * For caregivers and workers with disabilities, a package including an adaptation of the remote policy, extra days off for medical reasons, and psychological support * Relocation support in case of international mobility * Access to the best AI tools for coding, development and dedicated training THE INTERVIEW PROCESS  * Recruiter Interview  * Java Coding Game * Live Coding Interview * System Design Interview * Behavioral Interview * At least one reference check Doctolib is committed to equal opportunity. All applications are considered regardless of origin, gender, sexual orientation, health status, or disability. We want your experience to be clear, respectful, and transparent. Learn more about our hiring process on our candidate experience page." JOB DETAILS * Permanent position * Full Time * Based in Levallois-Perret * Hybrid position 3 days/week in the office * Start date: As soon as possible   If you would like to find out more about tech life at Doctolib, feel free to read our latest Medium blog articles!  At Doctolib, we are committed to improving access to healthcare for everyone. This translates into our recruitment process. We evaluate candidates based solely on qualifications and motivation, without any form of discrimination. The more diverse ideas are heard, the more our product will truly improve healthcare for all. You are welcome to apply to Doctolib, regardless of your gender, religion, age, sexual orientation, ethnicity, disability. To ensure equal opportunities, we invite you to exclude personal information (e.g. pictures, age) from your applications. If you require any accommodation, please let us know for support during the hiring process.  Join us in building the healthcare we all dream of! All information provided is processed by Doctolib for application management. For data processing details, click here.  Please contact hr.dataprivacy(at)doctolib.com to exercise your rights (but not for applications).

Senior Software Engineer - Backend

Redpin

About the Company At Redpin we simplify life's most important payments. Buying a new property overseas can be a stressful time, especially when it comes to moving your money. Through our Currencies Direct and TorFX brands we've been helping people do just that for over 25 years. With recent investment we're now on a mission to build a new range of digital products and services that will make moving money Internationally for Real Estate purchases even easier We’re on a mission to become the solution for Real Estate payments everywhere. To do this, we are transitioning our business from a horizontal FX platform to a verticalised, embedded software company, as we look to the future and Redpin 2.0. As part of this mission, we’re thrilled to announce we are open a new office in Hyderabad! We’re recruiting for several Engineering roles covering backend services (Java). About the Role We’re seeking Senior Java Engineer to join the development of our new product suite (online portal, PropertyPay & PropertyConnect). As a Senior Backend Engineer, you’ll play a pivotal role in creating robust, scalable, and intuitive applications that empower customers to handle Real Estate transactions including international payments with ease. This is a new role, based out of the Hyderabad area. The successful candidate will be at the forefront of our new product development and will have significant opportunity to take ownership of some of our upcoming feature What You'll Do * Design and Development: Create robust, efficient, and scalable backend services using Java and Spring Boot. * API Development: Design, build, and maintain APIs for web and mobile applications. * Performance and Security: Ensure application performance, scalability, and security best practices. * Cloud Integration: Collaborate with cross-functional teams to integrate cloud services into our backend infrastructure. * Code Quality: Write high-quality, maintainable code that adheres to industry standards. * Mentorship: Support junior and mid-level team members, conduct code reviews, and foster a culture of continuous improvement. What You’ll Need * Minimum 6+ years of professional experience as a Backend Engineer. * Experience showing strong problem-solving skills and a passion for creating user-centric solutions. * Core backend proficiency and Modern backend framework * Understanding of Spring components like controllers, services, repositories, and security. * Proficiency in designing and implementing RESTful APIs. Bonus Points * Mastery over Java’s core APIs, such as collections, streams, and concurrency frameworks. * Experience within a B2B fintech environment would be highly desirable * Experience working on FrontEnd technologies like Angular or React We welcome people from all backgrounds who seek the opportunity to help build a future where we connect the dots for international property payments. If you have the curiosity, passion, and collaborative spirit, work with us, and let’s move the world of PropTech forward, together. Redpin, Currencies Direct and TorFX are proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, colour, religion, national origin, disability, protected veteran status, age, or any other characteristic protected by law.

(Senior/Mid) Software Engineer, Golang - Payments Platform

Sumup

SumUp enables businesses to get paid easily, process orders quickly, sell online instantly and manage their money more efficiently. We create the tools businesses need to make their business and their customer experience thrive.  The payments processing platform, consisting of other sub-platforms, has powered SumUp’s global business for more than 10 years now. It’s developed in Sofia by the Payments Tribe, composed of several teams (squads). Each squad is cross-functional, autonomous and co-located, working on its part of the platform end-to-end.  We are scaling and improving existing products, while developing new ones - an exciting time to join. You would make an impact by improving and co-creating our existing and new microservices architecture platforms, solving scaling and new development challenges. Scalability and high availability are among our focus areas.  What you’ll do * Design and evolve systems that process millions of transactions reliably and at scale * Build and maintain backend services in a microservices architecture * Contribute to API design for internal services and external integrations * Write clean, maintainable, and scalable code with strong test coverage * Participate in architectural discussions and drive technical decisions * Collaborate closely with engineers, QA, and DevOps to deliver production-ready systems * Continuously improve engineering practices, including leveraging AI to iterate faster You will be great for this role if you have: * Strong programming experience in any modern language (e.g. Go, Java, Python, Kotlin, etc.). We care more about how you think and design systems than the specific language you use * Solid understanding of system design, scalability, and distributed systems * Experience building APIs and working with data storage systems * Ability to learn new technologies quickly and pragmatically * Strong problem-solving skills and a structured way of thinking * Ownership mindset and collaborative approach to teamwork * Interest in incorporating AI as part of your development workflow Nice to have: * Experience with cloud platforms (e.g. AWS) * Familiarity with containers and orchestration (Docker, Kubernetes) * Experience with event-driven systems and messaging (e.g. Kafka) If you don’t meet every requirement but are excited about the role, we’d still love to hear from you. Why you should join SumUp * Make an impact on a global scale - our systems serve millions of merchants * Learn from experienced engineers while working on complex, real-world problems * Be part of a tech-agnostic team that uses the right tools for the job * Collaborate with SumUppers worldwide on large-scale fintech products used by millions, based in our Sofia office (office-first setup). * Access a €2,000 annual L&D budget to attend conferences or advance your career through education. * Enjoy 25 days of paid leave (increasing with tenure), plus paid vacations for special occasions and a 1-month sabbatical every 3 years. * Benefit from extra perks like health and life insurance, co-sponsored Multisport cards, childbirth/adoption bonuses, discounts, a referral program, 100 EUR monthly food vouchers, 40 EUR flexible benefits, and more. About SumUp We believe in the everyday hero. Small business owners are at the heart of all we do, so we create powerful, easy-to-use financial solutions to help them run their businesses. With a founder’s mentality and a 'team-first’ attitude, our diverse teams across Europe, South America and the United States work together to ensure that the small business owners we partner with can be successful doing what they love.  SumUp is an Equal Employment Opportunity employer that proudly pursues and hires a diverse workforce. SumUp does not make hiring or employment decisions on the basis of race, color, religion or religious belief, ethnic or national origin, nationality, sex, gender, gender identity, sexual orientation, disability, age or any other basis protected by applicable laws or prohibited by company policy. SumUp also strives for a healthy and safe workplace and strictly prohibits harassment of any kind. SumUp will not accept unsolicited resumes from any source other than directly from a candidate.   Job Application Tip We recognise that candidates feel they need to meet 100% of the job criteria in order to apply for a job. Please note that this is only a guide. If you don’t tick every box, it’s ok too because it means you have room to learn and develop your career at SumUp.