469 Best de factor Jobs in Madrid (febrero 2026) - page 4

Senior Software Engineer

hace 4 días

Madrid

Vonage is the emerging leader in the $100B+ cloud communications platform (CPaaS) market. Customers like Airbnb, Viber, Whatsapp, Snapchat, and many others depend on our APIs and SDKs to connect with their customers all over the world. As businesses continue to shift to a real-time, customer-centric communications model, we are experiencing a time of impressive growth. Why this role matters The Engineering team at Vonage is a growing group of talented engineers. They face multiple challenges associated with high performance, distributed systems, and processing large volumes of data in real time. The Vonage Verify API team is looking at expanding its size, in order to accelerate our product development to support our growing customer base, with a particular focus on adding new channels, enhanced anti-fraud measures and integration with Networks APIs to our next-generation two‑factor authentication platform. Our engineers work on an exciting mix of both greenfield and existing projects, giving them an opportunity to explore new technologies. What you will do • Create scalable microservices that will help support our impressive growth, • Propose scalable, maintainable and cost effective solutions, • Estimate the effort required to develop and deliver new product features, • Implement and execute effective testing strategies, including unit tests, integration tests, and end‑to‑end tests, to ensure software quality and reliability, • Design and develop approaches to measure, evaluate and improve service quality, • Participate in code reviews, provide constructive feedback to peers, and actively contribute to maintaining a high standard of code quality and development practices, • Contribute to the documentation of the components, design patterns, and the design system to facilitate knowledge sharing and onboarding of new team members, • Stay up‑to‑date with industry trends, best practices, and emerging frontend technologies, and share knowledge and expertise with the development team to continuously improve our development processes and standards, • Go, Java, Kotlin, • Spring Boot, Webflux, Reactive, • AWS, • Kafka, • Excellent software engineering skills for backend services, • Work closely with cross‑functional teams such as Engineering, Operations, and Product Management to ensure seamless integration of new features and services with a focus on reliability, scalability, and performance, • Effective communication skills, both verbal and written, with the ability to collaborate with multidisciplinary teams and articulate complex technical concepts to non‑technical stakeholders., • A strong focus on testing, • An understanding of object oriented design and standard design patterns, • Strong experience of multi‑threaded, 3‑tier architectures, web services, caching, and dealing with event‑driven pipelines, • Willingness to learn and use different technologies and programming languages, • First hand knowledge of Continuous Deployment tools and methodologies, • Experience working with public cloud. AWS would be advantageous, • Experience with SQL and NoSQL databases To learn how we process your personal data during the recruitment process, please refer to our Privacy Notice . Who we are: Vonage is a global cloud communications leader. And your talent will further help brands – such as Airbnb, Viber, WhatsApp, and Snapchat – accelerate their digital transformation through our fully programmable‑based unified communications, contact center solutions, and communications APIs. Ready to innovate? Then join us today. Note: The purpose of this profile is to provide a general summary of essential responsibilities for the position and is not meant as an exhaustive list. Assignments may differ for individuals within the same role based on business conditions, departmental need or geographic location. For government reporting purposes, we ask candidates to respond to the below self‑identification survey. Completion of the form is entirely voluntary. Whatever your decision, it will not be considered in the hiring process or thereafter. Any information that you do provide will be recorded and maintained in a confidential file. As set forth in Vonage’s Equal Employment Opportunity policy, we do not discriminate on the basis of any protected group status under any applicable law. If you believe you belong to any of the categories of protected veterans listed below, please indicate by making the appropriate selection. As a government contractor subject to the Vietnam Era Veterans Readjustment Assistance Act (VEVRAA), we request this information in order to measure the effectiveness of the outreach and positive recruitment efforts we undertake pursuant to VEVRAA. Classification of protected categories is as follows: • A "disabled veteran" is one of the following: a veteran of the U.S. military, ground, naval or air service who is entitled to compensation (or who but for the receipt of military retired pay would be entitled to compensation) under laws administered by the Secretary of Veterans Affairs; or a person who was discharged or released from active duty because of a service‑connected disability., • A "recently separated veteran" means any veteran during the three‑year period beginning on the date of such veterans discharge or release from active duty in the U.S. military, ground, naval, or air service., • An "active duty wartime or campaign badge veteran" means a veteran who served on active duty in the U.S. military, ground, naval or air service during a war, or in a campaign or expedition for which a campaign badge has been authorized under the laws administered by the Department of Defense. Why are you being asked to complete this form? We are a federal contractor or subcontractor. The law requires us to provide equal employment opportunity to qualified people with disabilities. We have a goal of having at least 7% of our workers as people with disabilities. The law says we must measure our progress towards this goal. To do this, we must ask applicants and employees if they have a disability or have ever had one. People can become disabled, so we need to ask this question at least every five years. Completing this form is voluntary, and we hope that you will choose to do so. Your answer is confidential. No one who makes hiring decisions will see it. Your decision to complete the form and your answer will not harm you in any way. If you want to learn more about the law or this form, visit the U.S. Department of Labor’s Office of Federal Contract Compliance Programs (OFCCP) website at How do you know if you have a disability? A disability is a condition that substantially limits one or more of your "major life activities." If you have or have ever had such a condition, you are a person with a disability. Disabilities include, but are not limited to: • Alcohol or other substance use disorder (not currently using drugs illegally), • Autoimmune disorder, for example, lupus, fibromyalgia, rheumatoid arthritis, HIV/AIDS, • Blind or low vision, • Cancer (past or present), • Cardiovascular or heart disease, • Celiac disease, • Cerebral palsy, • Deaf or serious difficulty hearing, • Diabetes, • Disfigurement, for example, disfigurement caused by burns, wounds, accidents, or congenital disorders, • Epilepsy or other seizure disorder, • Gastrointestinal disorders, for example, Crohns Disease, irritable bowel syndrome, • Intellectual or developmental disability, • Mental health conditions, for example, depression, bipolar disorder, anxiety disorder, schizophrenia, PTSD, • Missing limbs or partially missing limbs, • Mobility impairment, benefiting from the use of a wheelchair, scooter, walker, leg brace(s) and/or other supports, • Nervous system condition, for example, migraine headaches, Parkinson’s disease, multiple sclerosis (MS), • Neurodivergence, for example, attention‑deficit/hyperactivity disorder (ADHD), autism spectrum disorder, dyslexia, dyspraxia, other learning disabilities, • Partial or complete paralysis (any cause), • Pulmonary or respiratory conditions, for example, tuberculosis, asthma, emphysema, • Short stature (dwarfism) #J-18808-Ljbffr

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