senior software engineer

About Schoolhouse Founded by Sal Khan, Schoolhouse is a peer-to-peer learning platform that delivers human connection and develops durable skills through online learning to best prepare students to thrive in the age of AI. So far, we’ve reached 200k+ learners from 180+ countries and we plan to grow to millions. About the Vision Our vision is to provide an...

Role : Senior Software Engineer Location : Krakow, Poland Work Mode : (Hybrid 2 days Office / 3 days Remote) Roles & Responsibilities Lead adoption of DevOps and Agile principles and culture, Work closely with product owners from the business, IT specialists of various disciplines, IT architects and IT management. Analyse technical and non-technical...

Job Description As a Senior Scala Engineer you will work in a team of engineers, ensuring technical excellence and smooth delivery within a Scrum framework. You have the ability to mentor more junior team members, help enforce best practices, actively contribute to improving development processes. You will write code and help facilitate technical decisions...

Overview Smartling was founded 16 years ago to make localization and translation seamless. Today, Smartling is profitable and backed by Vitruvian Partners, a global technology-focused investment firm, supporting company growth and expanding our market share and leadership position. We are the only cloud-based, AI-enabled translation platform that combines a...

ABOUT LUMILENS At Lumilens we are building the critical photonics infrastructure that powers tomorrow’s AI supercomputing. From chip-to-chip optical interconnects to scalable photonic engines, Lumilens is unlocking a new era of computing faster, cooler, and massively more efficient. We’re a well-funded startup backed by Mayfield and led by veterans...

OverviewThe Senior Software Engineer is responsible for the complete life cycle of new and modified software products, from research and design to implementation, training, and support. As an experienced software development engineer, you will create and collaborate on system architecture; you will design, build, test, and deploy enterprise-grade software....

About the Role We are looking for an experienced Sr. Software Engineer / Developer to lead and mentor a team of software support engineers, frontend developers, and backend developers. In this role, you will help ensure the stability, performance, and continuous improvement of business‑critical internal applications. This position combines hands‑on...

Role : Senior Software Engineer Location : Krakow, Poland Work Mode : (Hybrid 2 days Office / 3 days Remote) Roles & Responsibilities Lead adoption of DevOps and Agile principles and culture, Work closely with product owners from the business, IT specialists of various disciplines, IT architects and IT management. Analyse technical and non-technical...

Job Description As a Senior Scala Engineer you will work in a team of engineers, ensuring technical excellence and smooth delivery within a Scrum framework. You have the ability to mentor more junior team members, help enforce best practices, actively contribute to improving development processes. You will write code and help facilitate technical decisions...

Join Vonage and help us innovate cloud communications for businesses worldwide! About Vonage 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...

We're looking for engineers to upgrade the patient experience. The software you experience at the doctor's office is often dated and terrible, but our software can plug into the doctor's legacy system and provide a modern experience: online scheduling, paperless check-in, interactive reminders, automated waitlist, payments, and more. Patients get a great...

Monaire is building the infrastructure layer for intelligent commercial HVAC. We combine on-device sensors, smart thermostats, and machine-learning systems to automate control, surface real operational insight, and materially reduce energy waste at scale.This is not offline modeling or notebook ML. Models run in production, interact with physical systems,...

Agency Platform & AI Development Building and enhancing features across the Agency platform including partner tooling, multi-account management, and API services in PHP Designing and implementing agentic AI workflows that automate and enhance partner and reseller experiences Integrating LLM-powered capabilities into core Agency features — from intelligent...

Location: Warsaw, Poland (3/4 days WFO Per Week)Duration: 1-year contract + ExtensionRole OverviewWe are looking for a Senior Java Backend Engineer to join a Warsaw-based engineering team working on highly scalable, data-intensive applications with a growing focus on Generative AI and Agentic AI solutions.The role is primarily focused on hands‑on Java...

About this jobCompany OverviewBy Light Professional IT Services LLC readies warfighters and federal agencies with technology and systems engineered to connect, protect, and prepare individuals and teams for whatever comes next. Headquartered in McLean, VA, By Light supports defense, civilian, and commercial IT customers worldwide.Position OverviewWe are...

Szukasz miejsca, w którym Twoja praca naprawdę ma znaczenie? W CloudFerro tworzymy technologie, z których na co dzień korzystają europejscy liderzy nauki i sektora kosmicznego - m.in. ESA, EUMETSAT, ECMWF, Mercator Ocean International, DLR czy EGI. Szukamy osoby, która łączy bardzo dobre umiejętności software engineering z myśleniem...

Opis StanowiskaJako Senior Software Engineer w TechWave Solutions, będziesz odpowiedzialny za projektowanie, rozwijanie i wdrażanie innowacyjnych rozwiązań programistycznych w naszej dynamicznej firmie IT.Obowiązki:Projektowanie i implementacja nowych funkcji oprogramowania.Utrzymywanie i poprawa istniejącego kodu.Współpraca z zespołem projektowym w...

ZoomInfo is where careers accelerate. We move fast, think boldly, and empower you to do the best work of your life. You’ll be surrounded by teammates who care deeply, challenge each other, and celebrate wins. With tools that amplify your impact and a culture that backs your ambition, you won’t just contribute. You’ll make things...

Want to know how a leading workplace experience and facility management company is powered by technology? At ISS Tech Team, we create smarter workplace experiences through technology. Our Global Technology Solutions team builds digital solutions, from sensors and IoT devices to data, analytics and AI-driven capabilities, that support our ISS A/S operations...

Job DescriptionSenior Software Engineer (Sports Media) Warsaw, Poland About Sportradar Sportradar is the world’s leading sports technology company, operating at the intersection of sports, media, and betting. We support more than 1,700 sports federations, media outlets, betting operators, and consumer platforms in 120+ countries. Our mission is to...