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Mid Senior Backend Software Engineer jobs in Vilnius· Page 3

Results 41–60 of 385 for “Mid Senior Backend Software Engineer” in Vilnius.

385 jobs found

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Surfshark logo
Full-time|On-site|Vilnius

Become an integral part of the Incogni engineering team and collaborate in crafting a cutting-edge backend platform that powers both Incogni and Ironwall at scale.We are seeking a seasoned backend engineer who excels in system thinking, is adept at designing for scalability, and takes pleasure in developing robust, reliable services.Our vision is to establis…

Mar 4, 2026
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Nord Security logo
Full-time|On-site|Vilnius

About Nord Security Nord Security builds tools like Threat Protection Pro and the NordLynx protocol, aiming to give people more privacy, security, and control online. The team focuses on developing solutions that help users worldwide protect their digital lives. Role Overview The Mid-Senior Copy Editor will support Nord Security’s mission by ensuring clear, accurate, and effective communication. This role contributes directly to projects that help millions of users manage their online security, privacy, and data. Location Vilnius

Apr 28, 2026
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Nord Security logo
Full-time|On-site|Vilnius

Join the forefront of online privacy and security! Are you a passionate problem-solver eager to make a difference? Become a key player in our innovative team working on Threat Protection Pro, the NordLynx protocol, and the fastest VPN in the world—empowering users with privacy, security, and control over their data.Your Impact: Help millions reclaim their online security and privacy.

Feb 13, 2026
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Hostinger International Ltd. logo
Full-time|On-site|Vilnius

Join the innovative team at Hostinger as a Mid-Level Python Engineer! In this role, you will leverage your Python expertise to develop and enhance our cutting-edge web solutions. Collaborate with cross-functional teams to design scalable applications that improve user experience and drive our mission forward.

Feb 25, 2026
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Nordsec logo
Full-time|On-site|Vilnius

Role Overview Saily, part of Nordsec, is looking for a Data Analyst in Vilnius. This role focuses on turning complex data into clear, practical insights that help shape business decisions and growth strategies. What You Will Do Analyze large and varied datasets to spot patterns and trends Develop recommendations that support business objectives Work closely with teams from different departments to inform data-driven decisions

Apr 15, 2026
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Nord Security logo
Full-time|On-site|Vilnius

Join the forefront of online privacy and security!If you're an innovative problem-solver who thrives on challenges, become a part of the dynamic Nord Account Team. Contribute to the development of Threat Protection Pro, the NordLynx protocol, and the world's fastest VPN—empowering users with enhanced privacy, security, and control over their online presence.Your contribution: Play a crucial role in helping millions regain control of their online security, privacy, and data.

Oct 22, 2025
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Nord Security logo
Full-time|On-site|Vilnius

Join the forefront of online security with Nord Security!Are you a proactive problem-solver with a passion for innovation? Become a vital member of the team that develops Threat Protection Pro, the NordLynx protocol, and the fastest VPN available today—empowering users to reclaim their privacy, security, and control online.Your Contributions: Enable millions to regain control over their online security, privacy, and data, making a significant impact in the cybersecurity landscape.Key ResponsibilitiesDesign, implement, and maintain data curation and ingestion services for the Threat Intelligence team.Collaborate to develop and implement sustainable architectural solutions, including distributed computing pipelines, microservices, and data flows.Participate actively in code reviews, share expertise, and ensure high standards of technical documentation.Create new services to enhance the quality of data feeds.Adhere to coding standards while delivering efficient, maintainable, and secure code (following DRY, SOLID, and KISS principles).Innovate continuously, proposing and discussing new ideas within the cybersecurity domain.Provide technical leadership and mentorship to team members.Essential QualificationsProficient in Python with a solid understanding of core concepts, syntax, and data structures.Experience in designing and implementing microservice architectures.Familiarity with data storage solutions such as PostgreSQL.Ability to write clean, maintainable code.Experience with cloud technologies, specifically Docker and Kubernetes.Strong analytical and problem-solving abilities to tackle complex issues effectively.Eager to learn rapidly and proactively identify and resolve problems.Detail-oriented with excellent organizational skills.

Apr 12, 2026
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Nord Security logo
Full-time|€6K/mo - €7.2K/mo|On-site|Vilnius

Join the forefront of digital privacy and security!As a Senior Backend Engineer on the Nord Account Team, you'll contribute to the development of industry-leading tools, such as Threat Protection Pro and the NordLynx protocol, which empower users to reclaim their online security and data privacy.Your mission? Enable millions of users to take control of their online security and privacy.Key ResponsibilitiesCraft intuitive APIs that are not only functional but also enjoyable for our internal teams to utilize.Prioritize the creation of high-quality, scalable, and secure code.Work collaboratively with a dedicated team of developers to build and maintain our services using Golang.Take ownership of architecture, design, development, and deployment initiatives with respect and diligence.

Apr 12, 2026
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Nord Security logo
Full-time|€2.2K/yr - €3.6K/yr|On-site|Vilnius

Join Saily, where we simplify access to secure data plans while traveling across the globe.Say goodbye to roaming fees and plastic SIM cards. Experience fast and secure mobile data in over 200 countries. Become a part of the team behind Lonely Planet’s top-rated eSIM—engineered for adventurers and powered by NordVPN.Your role? Empowering individuals to stay securely connected, no matter where their journeys take them.Key ResponsibilitiesCraft original, engaging, and persuasive copy for blogs and various marketing channels.Continuously refine and update copy based on constructive feedback.Conduct thorough research to swiftly grasp new topics while actively monitoring developments in the cybersecurity sector and competitors.Manage multiple projects simultaneously, effectively prioritizing tasks and adhering to tight deadlines.Collaborate as a member of the communication team.Share insights and collaborate with other marketing teams.

Apr 12, 2026
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NFQ Technologies logo
Full-time|On-site|Vilnius/Kaunas

Join NFQ, a key technology partner for HomeToGo, where a talented team of software engineers and data science experts is dedicated to innovating the world's largest vacation rental marketplace. As we expand our technology team in Lithuania, we are eager to find exceptional individuals to become part of our dynamic organization.HomeToGo is renowned for offering the largest selection of vacation rentals globally, featuring millions of listings from thousands of trusted partners, such as Booking.com, Vrbo, and TripAdvisor. Our platform showcases a diverse range of accommodations, from vacation homes and cabins to apartments and unique properties like castles and houseboats. We streamline the search process by combining price, destination, dates, and amenities to help travelers find their ideal lodging anywhere in the world.Since our establishment in 2014, HomeToGo has successfully operated localized apps and websites in 25 countries across Europe, North America, South America, Australia, and Asia-Pacific. We also manage various brands, including Agriturismo.it, AMIVAC, Casamundo, and more.As a Senior Software Engineer & Team Lead, you will play a crucial role in the success of HomeToGo, overseeing one of our Consumer Product teams. Our innovative tech stack includes Symfony, MariaDB, ElasticSearch, Snowflake, Redis, Aerospike, Apache Kafka, RabbitMQ, Docker, Kubernetes, and more. With millions of properties listed on our platform, this role presents an exciting opportunity to make a significant impact. Apply now and lead our team to new heights!

Mar 27, 2026
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Nordsec logo
Full-time|On-site|Vilnius

Join Saily, where we're revolutionizing the way travelers access secure data plans.With no roaming fees and no need for plastic SIM cards, we provide fast and secure mobile data in over 200 countries. Be part of the team behind Lonely Planet’s top-rated eSIM, crafted for adventurers and powered by NordVPN.Your Role: Contribute to keeping individuals securely connected, no matter where their travels take them.Design Team is a vibrant, multidisciplinary collective of product designers, web designers, UX researchers, UX writers, and graphic designers. We are at the forefront of shaping the future of digital freedom across our cybersecurity products, including Saily, NordPass, NordProtect, and NordVPN. Our mission is to empower millions of users to take control of their online experiences.As a Design Team, our priority is to clarify the complex realm of cybersecurity for everyone. We value constructive feedback, encourage initiative, and embrace bold ideas.We seek a creative, detail-oriented Graphic Designer to further enhance our Nord Security products. If you are passionate about design, thrive in dynamic settings, and enjoy collaborating with a diverse group, we would love to hear from you.

Feb 19, 2026
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Nord Security logo
Full-time|On-site|Vilnius

At Nord Security, we are dedicated to igniting enthusiasm for our innovative products within our global audience. As part of our dynamic Marketing department, you'll collaborate with over twenty specialized teams that excel in customer acquisition and monetization strategies. Our teams are not only skilled but also driven by data, enabling us to optimize our approach continuously.Main ResponsibilitiesCraft compelling copy: Develop original, concise, and impactful content for landing pages, advertisement campaigns, app store descriptions, newsletters, and social media platforms.Collaborate on experiments: Work closely with the Conversion Rate Optimization (CRO) team to create copy variations for A/B testing and web experiments.Utilize data-driven insights: Employ qualitative and quantitative data to determine the tone and style of your writing, ensuring it resonates with our audience.SEO optimization: Produce SEO-friendly content that achieves high rankings while maintaining a natural flow.Manage multiple projects: Balance several assignments and initiatives in a fast-paced environment, ensuring timely delivery.Stay informed: Keep abreast of trends in the cybersecurity sector and monitor competitor activities to ensure our messaging remains ahead of the curve.Core RequirementsProficient in English at a native level.Minimum of 2 years’ experience in conversion copywriting; experience in the consumer technology sector is advantageous.A focus on performance: You favor concise writing that drives action rather than lengthy, complex prose.Ability to manage stakeholders: You effectively transform vague requests into clear value propositions.Testing experience: You are familiar with A/B testing principles and are willing to adapt your writing based on data insights.Adaptability: You can swiftly adjust writing styles and tones, working independently and collaboratively.Resilience: You handle feedback constructively and iterate rapidly.Critical thinking: You blend creative problem-solving with practical judgment.

Apr 12, 2026
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Nord Security logo
Full-time|On-site|Vilnius

Nord Security develops tools that help people safeguard their privacy and security online. The team is known for products like Threat Protection Pro, the NordLynx protocol, and a VPN recognized for its speed. Their mission centers on giving individuals greater control over their digital lives. Role overview The Mid-Senior Affiliate Account Manager in Vilnius plays a key part in shaping how millions experience online privacy and security. This role works closely with partners to expand Nord Security’s influence and reach. What you will do Build and maintain partnerships with leading companies in the coupon, discount, and cashback space to increase visibility and revenue. Identify and recruit new affiliate partners, targeting both established organizations and emerging players in new verticals. Support and optimize current partner performance using data-driven methods. Analyze affiliate activity to spot underperformance, collaborating with the marketing team (CRO, Content, SEO, and others) to close gaps. Review performance reports to identify issues and uncover growth opportunities. Test and scale new strategies, seeking out new channels to promote Nord Security’s products. Actively pursue and implement opportunities for growth. Location This position is based in Vilnius.

Apr 21, 2026
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Oxylabs logo
Full-time|On-site|Vilnius/Kaunas

Oxylabs is looking for a Mid-Senior Intellectual Property Counsel to join the team in Vilnius or Kaunas. This role centers on navigating complex IP issues and working with colleagues across the company to protect Oxylabs’ intellectual property as the business expands. Role overview This position involves collaborating with multiple departments to address a range of intellectual property challenges. The counsel will play a central role in safeguarding and defending Oxylabs’ IP portfolio, supporting ongoing innovation and growth. What Oxylabs offers Work alongside professionals from diverse backgrounds Access to internal and external educational resources for professional development A culture built on teamwork and knowledge sharing Team message Oxylabs is among the few companies in the Baltics actively shaping the innovation landscape. The expertise brought to this role will directly support the protection of the company’s intellectual property portfolio.

Apr 21, 2026
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Omnisend logo
Full-time|On-site|Vilnius, Lithuania

Join Omnisend and experience a refreshing work environment.At Omnisend, we pride ourselves on a culture that embraces calmness and clarity over chaos. Here, you can focus on impactful work without the burden of unnecessary meetings or micromanagement. Our decisions are driven by data and insights, fostering a culture of trust, transparency, and constructive feedback. With no egos in the room, our team of skilled professionals works efficiently, adapts swiftly, and achieves tangible results. We are committed to helping e-commerce brands thrive, ensuring that our solutions address real challenges. While we take our work seriously, we also believe in enjoying ourselves through genuine team-building activities and celebrations.As part of our Message Delivery team, you will play a crucial role in Omnisend's multichannel communication strategy, ensuring that millions of marketing messages reach their destinations effectively and reliably every day.Your responsibilities will include:- Managing our message delivery infrastructure.- Facilitating message rendering and personalization across various channels.- Providing message tracking, analytics, and logs to enhance customer service.- Collaborating with Product, Support, and Customer Success teams to ensure a high-quality customer experience.We are on the lookout for a Senior Full-stack Engineer who is particularly skilled in backend development. Ideal candidates are proactive, product-focused, and passionate about creating software that makes a real impact for our customers.

Jan 14, 2026
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Speechify logo
Full-time|Remote|Vilnius, Lithuania

About Speechify Speechify builds tools that turn written content into audio, helping people read and learn without barriers. More than 50 million people worldwide use Speechify’s text-to-speech products to convert PDFs, books, Google Docs, news articles, and websites into spoken word. The product suite covers iOS, Android, Mac, a Chrome Extension, and a Web App. Recognition includes Google’s Chrome Extension of the Year and Apple’s 2025 Design Award for Inclusivity. Our Team Nearly 200 people work at Speechify, all remotely. The team includes frontend and backend engineers, AI research scientists, and professionals from companies like Amazon, Microsoft, and Google. Others have joined from top PhD programs (including Stanford) and high-growth startups such as Stripe, Vercel, and Bolt.

Apr 20, 2026
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Nord Security logo
Full-time|On-site|Vilnius

Join the forefront of online security with the world's leading VPN and more. Are you a passionate problem-solver eager to make a difference? Become part of the innovative team behind Threat Protection Pro, the cutting-edge NordLynx protocol, and the fastest VPN available—solutions that empower users with privacy, security, and control over their digital lives.Your contribution? Support millions in reclaiming their online security, privacy, and data.Join the Notification Center Team - Shape the Future of In-App Notifications!As a Senior Backend Engineer on our Notification Center Team, you will be integral in designing and maintaining crucial microservices that facilitate in-app notification delivery. Our team is essential in providing a backbone for a multitude of features across various teams that depend on seamless notification delivery. Our mission is to closely collaborate with other Nord teams to pave the way toward a scalable future.Are you prepared to tackle the challenges of scalability, cost-efficiency, clean code, maintenance, and ensuring a stable, functional service that serves as a key component behind many features of NordVPN, NordPass, and NordLayer? Make an impact and help shape the future of NordVPN and its sister products. Join our team of skilled engineers committed to technical excellence today!

Feb 26, 2026
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Oxylabs logo
Full-time|On-site|Vilnius

Join Oxylabs as a Mid-Senior Account Manager and play a pivotal role in managing our key accounts. This position involves building strong relationships with clients, understanding their needs, and providing tailored solutions to help them achieve their goals. You will collaborate closely with various teams to ensure client satisfaction and drive continuous improvement in our offerings.

Mar 26, 2026
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Nord Security logo
Full-time|On-site|Vilnius

About the Role Saily, part of Nord Security, is looking for a Graphic Designer at the mid-senior level in Vilnius. This position focuses on creating visual content that connects with our audience and represents the Saily brand across multiple platforms. What You Will Do Design graphics for digital and print channels, including social media, web, and marketing materials Work closely with team members to develop creative concepts and campaigns Ensure all visuals align with Saily’s brand voice and guidelines Who We’re Looking For Mid-senior level experience in graphic design Strong portfolio showing a range of creative work Ability to collaborate and communicate ideas clearly within a team

Apr 18, 2026
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Nord Security logo
Full-time|On-site|Vilnius

At Nord Security, we empower organizations to understand the insights hackers possess before an attack occurs.Become a part of our innovative team that transforms threat intelligence into actionable strategies. From monitoring the dark web to managing attack surfaces, we are crafting tools that security teams depend on to outpace potential threats.Your contribution? Assisting businesses in identifying vulnerabilities and thwarting cyber threats—ensuring safety for both teams and customers.NordStellar is the latest advancement in our suite of innovative cybersecurity solutions. This cutting-edge threat exposure management platform is engineered to outsmart cyber adversaries, protect sensitive data, and avert fraud. With NordStellar, businesses gain the capability to stay one step ahead of hackers and outmaneuver them effectively. Join us in developing technology that grants businesses the knowledge of what hackers are aware of.The Dark Web Monitoring Team is a dedicated, cross-functional group committed to identifying emerging threats from the dark web and delivering critical insights. Originating from Nord Security's Risk Management and Information Security departments, this team is now focused on developing its standalone cybersecurity product, NordStellar. Our expertise empowers proactive security leaders with vital insights into what hackers know about their organizations. NordStellar enables businesses to detect and respond to cyber threats proactively before they escalate. The platform keeps an eye on numerous cybercrime communities and dark web sites, equipping cybersecurity teams with accurate information and tools for informed decision-making.Main ResponsibilitiesDesign and implement back-end and ETL solutions for diverse challenges.Enhance the existing DWM system and introduce new features.Craft highly scalable microservices.Ensure the production of clear, tested, and documented code that adds genuine business value.Develop code suitable for cloud-native environments.Collaborate with your team to deliver quality code-based solutions.

Apr 12, 2026

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