Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior Backend Engineer

voize

Why Voize? Because We're More Than Just A Job!At voize, we believe the greatest gift to frontline workers is time - time to care, connect, and be present. Today, that time is lost to admin work that pulls nurses away from what matters most: people.Your MissionAs a Freelance Senior Backend Engineer for our German Market squad, you'll ensure that data flows smoothly between our products and our partners' software solutions. You'll build and maintain the integrations that connect the voize with senior care and hospital software platforms. We are open for you to be based remotely across Germany, France or the UK.Your Daily Business – No Two Days Are AlikeShape the future of our integrations – Develop interfaces that seamlessly connect voize with systems in the care and medical sectorBuild future-proof solutions – Develop a scalable API, set industry standards, and work closely with partners and clientsTake end-to-end ownership – From the idea and implementation to the ongoing development of our integrationsArchitecture with foresight – Design thoughtful data models and sustainable solutions for complex systemsWork with impact – Your work saves caregivers time, improves documentation, and supports people who do amazing work every day.Your Skillset – What You Bring To The TableSeveral years of experience in backend development and API integrationExcellent proficiency with KotlinAPI design and development with RESTFluent in German (C1) to communicate effectively with partnersWillingness and work authorization to travel to Berlin (we cover your expenses!)Can work with us for minimum 3+ monthsReady To Talk? Apply Now!We look forward to your application and can't wait to meet you – no matter who you are or what background you have!

Vacancy posted 4 days ago
Similar jobs that could be interesting for youBased on the Senior Backend Engineer in New York, NY vacancy
  •  ...media, powered by fast, reliable, and deeply technical market infrastructure.About the rolePolymarket is looking for a senior/staff backend engineer to own the systems that connect our exchange to the outside world — market data distribution, order routing, and the high... 
    Senior

    Polymarket

    New York, NY
    5 days ago
  • $165 per hour

     ...DescriptionIf you say you have an idea and can covert that into a something beautiful, then you are the one we are looking for.As our Sr. Backend Engineer, you will be:You will develop efficient web services and APIsYou will participate in daily code deploys while working on... 
    Senior

    Roljobs Technology Services

    New York, NY
    2 days ago
  •  ...and we need your help adding fuel to the fire.About the RolePolymarket is launching perpetual futures and we're looking for Senior Backend Engineers to own the core systems that make it run. This is backend exchange engineering in the truest sense: low-latency order... 
    Senior

    Polymarket

    New York, NY
    3 days ago
  • $150k - $300k

    $150,000-$300,000 per annum New York, United States Permanent Senior Backend Engineer - New York My client is a well funded early stage startup building a high scale social platform from the ground up. They are focused on building persistent, high performance... 
    Senior
    Permanent employment

    Apollo Solutions

    New York, NY
    3 days ago
  •  ...global media, powered by fast, reliable, and deeply technical market infrastructure.About the rolePolymarket is looking for a senior backend engineer to build and scale the payments infrastructure that powers deposits, withdrawals, and money movement across the platform.... 
    Senior

    Polymarket

    New York, NY
    5 days ago
  •  ...market infrastructure.About The RolePolymarket is looking for a backend engineer to build the systems that power how markets are created,...  ...time.You’ll be a core individual contributor working with other senior engineers to design, implement, and operate the systems that... 
    Senior

    Polymarket

    New York, NY
    5 days ago
  •  ...global media, powered by fast, reliable, and deeply technical market infrastructure.About the rolePolymarket is looking for a backend/product engineer to own the core domain APIs and data models that power our consumer-facing product.You’ll work at the intersection of... 
    Senior

    Polymarket

    New York, NY
    5 days ago
  •  ...MongoDB's Atlas team is a diverse group of engineers building and operating MongoDB Atlas, our database-as-a-service, which enables...  ...to balance collaboration with focused work. We are seeking a senior backend engineer focused on identity and access management who can design... 
    Senior

    MongoDB

    New York, NY
    1 day ago
  •  ...Lightning AI is seeking a Senior Software Engineer to design and build the backend systems powering AI agent orchestration and execution. You’ll create scalable APIs and platform capabilities for tool use, workflow orchestration, memory, and state management. You’ll partner... 
    Senior

    Lightning Services Inc

    New York, NY
    5 days ago
  • $185k - $225k

     ...role:Salary range: $185k - $225k USD*We are looking for smart engineers who love to code, seek challenging problems, and appreciate recognition...  ...full-stack, data, ML, and DevOps engineers to build scalable backend solutions as we continue to grow. We're a small team where... 
    Senior
    Work at office
    Remote work

    Kalepa

    New York, NY
    5 days ago
  •  ...A fintech startup in New York is seeking an experienced backend engineer to scale their systems supporting financial document automation. The role entails assessment of current architecture and designing scalable solutions to handle increasing data volume and sensitivity... 
    Senior

    Heron Data

    New York, NY
    5 days ago
  •  ...ubiquitous beacon of truth in global media and we need your help adding fuel to the fire.About the RolePolymarket is looking for a Senior Backend Engineer to join our DeFi Trading team and own core improvements to our exchange systems. You'll work across low-latency APIs, high-... 
    Senior
    Immediate start

    Polymarket

    New York, NY
    5 days ago
  •  ...Kinvr is seeking a Senior/Staff Backend Engineer in New York City. Join a fast-growing travel tech company and contribute to complex booking systems, content and supplier integrations, and internal infrastructure. You will own epics end to end, collaborate with product... 
    Senior

    Kinvr

    New York, NY
    4 days ago
  • $175k - $195k

     ...A leading fintech startup in New York seeks a software engineer to build scalable systems to power B2B billing. You'll own critical infrastructures...  ...candidates have experience in event-driven systems, strong backend language skills, and a passion for customer-focused solutions.... 
    Senior
    Remote work

    Sequence Inc

    New York, NY
    5 days ago
  •  ...United States Digital Space LLC is seeking a Senior Software Engineer with strong Go and React skills to join a fast-growing team in the United States. The role focuses on backend development within a distributed architecture, mentoring peers, and delivering scalable,... 
    Senior

    United States Digital Space LLC

    New York, NY
    1 day ago
  •  ...Maximor AI in New York is seeking a Senior Software Engineer to contribute significantly to the future of the finance stack. The role emphasizes...  ..., preferably aligned with fintech, and is skilled in backend development using modern programming languages. This position... 
    Senior

    Maximor Ai

    New York, NY
    1 day ago
  •  ...Wealth.com is looking for a Software Engineer to design, build, and scale backend systems for estate planning and AI-driven products. The ideal candidate should have 3+ years of backend engineering experience, especially with TypeScript or other typed languages. Responsibilities... 
    Senior

    Wealth LLC

    New York, NY
    5 days ago
  •  ...OuterSignal, a startup building the customer intelligence layer for commerce, is seeking a senior backend engineer to own core systems and data pipelines. You’ll design scalable infra to process millions of orders, implement vector DB/RAG workflows, and ship end-to-end... 
    Senior

    Outersignal

    New York, NY
    5 days ago
  •  ...DEPT is hiring a Senior Engineer to own backend services and APIs for global brands, with occasional frontend work. You will design, implement, and ship features, resolve ambiguous specs, and collaborate with product, design, and marketing teams. We value code quality... 
    Senior
    Casual work

    Dept

    New York, NY
    2 days ago
  •  ...Axon is seeking a backend-focused software engineer to join the Prepared team in New York City. This hybrid position involves tackling challenges in audio/video processing and AI, ensuring the stability and speed of mission-critical systems. Applicants should have at least... 
    Senior
    Flexible hours

    Accreditation Council For Graduate Medical Education

    New York, NY
    5 days ago
  •  ...A leading financial technology company is looking for senior software engineers focusing on backend development. This role involves taking ownership of services, building APIs, and leading projects. The ideal candidates will be proficient in Go and TypeScript/Node.js,... 
    Senior
    Remote work

    Bastion LLC

    New York, NY
    5 days ago
  • $195.5k - $264.5k

     ...Pave is looking for an experienced backend engineer to lead critical services on their compensation intelligence platform. The ideal candidate will have at least 5 years of experience in backend engineering, with a strong grasp of data-heavy applications using TypeScript... 
    Senior

    Pave

    New York, NY
    5 days ago
  •  ...Senior Backend EngineerBevel is an AI Health Companion that helps people make smarter decisions about their health every day. Our app brings...  ...from our users. We're looking for incredible Senior Backend Engineers to help us build an ambitious roadmap. You'll get an... 
    Senior
    Work at office

    Bevel

    New York, NY
    5 hours ago
  •  ...continuous code quality improvementUse test driven development (TDD) and maintain test coverageIntroduce engineering process improvements and tools (depending on seniority level)Mentoring/pair programming/leadership (depending on seniority level)Required6 years MIN... 
    Senior

    1872 Consulting

    New York, NY
    4 hours ago
  •  ...Senior Backend EngineerWe're seeking a Senior Backend Engineer with a passion for systems architecture, data modeling, and large-scale workflow orchestration. In this role, you'll architect and implement features end-to-end across our backend services and infrastructure... 
    Senior
    Work at office

    Tennr

    New York, NY
    4 hours ago
  •  ...global media, powered by fast, reliable, and deeply technical market infrastructure.About the rolePolymarket is looking for a backend engineer to build the detection, monitoring, and case-management systems that keep our platform compliant and safe at scale.This role partners... 
    Senior

    Polymarket

    New York, NY
    5 days ago
  •  ...and we're expanding fast into new verticals including investment banking, hedge funds, and research firms.Role DescriptionAs a Backend Engineer, you'll help build and scale the systems that power our AI-driven research platform. This is a systems-level role - ideal for... 
    Senior
    Work at office
    10 hours per week

    Junior Company

    New York, NY
    1 day ago
  • $200k - $275k

     ...Senior Backend EngineerTitle of Role: Senior Backend EngineerLocation: New York, onsiteCompany Stage of Funding: Venture-Backed — ConsumerOffice...  ...Ideal Candidate Background6+ years of experience in backend engineering, with a strong focus on Python and FastAPI.Proficient in... 
    Senior

    Recruiting from Scratch

    New York, NY
    4 hours ago
  •  ...scaling, and supporting production-ready products from scratch. 5+ years of professional experience with Java. 6+ years of experience in backend development. Quick learner with an ambitious and results-driven personality. Excellent communication and organizational skills.... 
    Senior
    Immediate start

    Venn-Corp

    New York, NY
    3 days ago
  •  ...of identity with a team that holds a high bar for itself — keep reading.Socure is seeking a highly skilled and experienced Senior Software Engineer to join our dynamic engineering team within the Technology Center of Excellence. In this critical role, you will be a... 
    Senior

    Socure Inc

    New York, NY
    6 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Backend Engineer. Be the first to apply!