Mobile App Developer Jobs

About the Role: The team is responsible for building and optimizing the UI/UX across all Web and OTT applications at Tubi. The team primarily focuses on implementing features related to user acquisition and growth, including but not limited to user registration, onboarding, SEO, and account management. As part of this team, you will work closely with Product and Design to develop cutting-edge, experiment-driven features that enhance the user experience. In addition to front-end development, you’ll be responsible for building the underlying technical architecture to ensure performance and scalability, while proactively exploring engineering-driven features and experiments that can drive user growth. You will be working with React, Node.js, GitHub Actions, Terraform, and CDN infrastructure to build and deploy high-performance applications that reach millions of users. This is a hybrid role based out of our Toronto office. You must be willing to travel to our Toronto office two days/week. What You'll Do: Work with product management and other stakeholders (Backend, Product, and UI/UX) to iterate on new growth-related features, including registration, onboarding, and SEO. Lead the technical architecture and implementation of scalable and resilient applications that run on multiple platforms, such as web, mobile web, and smart TV devices. Lead and drive innovation in building experiment-driven features that push the boundaries of user experience in streaming. Consistently ship features and improvements across Web and OTT apps with minimal guidance, collaborating with cross-functional teams to deliver high-impact updates. Identify and implement improvements in shared UI components, platform-specific optimizations, and overall front-end infrastructure. Take ownership of the codebase and proactively identify opportunities for refactoring and development process improvement. Mentor and collaborate with fellow engineers, sharing technical expertise and contributi

About Backblaze Backblaze is the object storage leader in the open cloud movement, fueling customer success with cloud storage built purposefully to unlock budgets, unburden administrators, and unleash innovators. Together with our partners, we’re helping customers break free from the restrictive, overpriced legacy solutions that hold them back and blaze forward with the full power of the open cloud in their hands. Founded in 2007, we scaled the business with less than $3 million in outside funding until 2021, when we did a traditional IPO on the Nasdaq stock exchange. Today, Backblaze generates over $125m in revenue and is the leading specialized storage cloud, managing over three billion gigabytes of data storage for 500K+ customers in 175+ countries, including businesses, developers, IT professionals, and individuals. But while there is a lot to celebrate in our past, there is almost as much opportunity ahead of us. We are seeking a Sr Desktop Support Analyst to join our team! What You’ll Do: Desktop & End-User Support Provide Tier 2/Tier 3 technical support for employees across macOS and Windows environments. Diagnose and resolve complex hardware, operating system, application, network connectivity, authentication, and peripheral issues. Serve as an escalation point for difficult or high-impact support incidents. Support employees through the complete technology lifecycle, including onboarding, role changes, hardware replacements, and offboarding. Configure, deploy, troubleshoot, and maintain laptops, desktops, mobile devices, peripherals, and related workplace technology. Provide remote support to employees across geographically distributed locations. Maintain a high level of professionalism and customer service while communicating technical information to both technical and non-technical users. Endpoint Management Administer and support Jamf for macOS device management, including enrollment, policies, profiles, software deployment, patching,

A BOUT TIDE At Tide, we help SMEs save time and money in the running of their businesses by not only offering business accounts and related banking services, but also a comprehensive set of highly usable and connected administrative solutions, from invoicing to accounting. Tide is transforming the small business banking market and now supports over 2 million members globally across the UK, India, Germany and France. Using advanced technology, all solutions are designed with SMEs in mind. With quick onboarding, low fees and innovative features, we thrive on making data driven decisions to serve our mission: to help SMEs save time and money so they can get back to doing what they love. Tide facts: Tide is available for UK, Indian, German and French SMEs Over 2 million members across UK and India Over $300 million raised in funding Over 2,800 Tideans globally Recognised with Great Place to Work certification three years in a row, and among India’s Top 50 Best Workplaces in Banking, Financial Services, and Insurance in 2026 We have offices in Central London, with a member support and technology centre in Sofia, Bulgaria, technology centres in Serbia, Romania, Lithuania and Hyderabad and offices in Gurugram, New Delhi, Berlin, Paris and Luxembourg ABOUT THE ROLE As an Engineering Manager at Tide, you’re an experienced Full Stack Engineering Leader with strong people-management skills, comfortable operating at scale and driving impact through well-designed platforms. In this critical role, you will lead a cross-functional engineering team (comprising Backend, Mobile, and Web engineers) and partner closely with Product Management to own and lead our global In-Person Acquiring products. In-Person payments currently account for a significant majority (65%+) of our Acquiring revenue in key markets, making this a highly visible, high-impact domain. You will own the technical direction and end-to-end execution of systems that power our in-house ePOS solutions, Tap to Pay

A BOUT TIDE At Tide, we help SMEs save time and money in the running of their businesses by not only offering business accounts and related banking services, but also a comprehensive set of highly usable and connected administrative solutions, from invoicing to accounting. Tide is transforming the small business banking market and now supports over 2 million members globally across the UK, India, Germany and France. Using advanced technology, all solutions are designed with SMEs in mind. With quick onboarding, low fees and innovative features, we thrive on making data driven decisions to serve our mission: to help SMEs save time and money so they can get back to doing what they love. Tide facts: Tide is available for UK, Indian, German and French SMEs Over 2 million members across UK and India Over $300 million raised in funding Over 2,800 Tideans globally Recognised with Great Place to Work certification three years in a row, and among India’s Top 50 Best Workplaces in Banking, Financial Services, and Insurance in 2026 We have offices in Central London, with a member support and technology centre in Sofia, Bulgaria, technology centres in Serbia, Romania, Lithuania and Hyderabad and offices in Gurugram, New Delhi, Berlin, Paris and Luxembourg ABOUT THE ROLE As an Engineering Manager at Tide, you’re an experienced Full Stack Engineering Leader with strong people-management skills, comfortable operating at scale and driving impact through well-designed platforms. In this critical role, you will lead a cross-functional engineering team (comprising Backend, Mobile, and Web engineers) and partner closely with Product Management to own and lead our global In-Person Acquiring products. In-Person payments currently account for a significant majority (65%+) of our Acquiring revenue in key markets, making this a highly visible, high-impact domain. You will own the technical direction and end-to-end execution of systems that power our in-house ePOS solutions, Tap to Pay

Reolink , a leader in intelligent visual technology for homes and businesses, was founded in 2009 by a group of engineers with a strong commitment to and passion for smarter security solutions. Our products are now trusted by millions of users across more than 110 countries and regions worldwide. Building on this trust, we continue expanding our presence and bringing our innovations to more markets around the globe. Reolink remains committed to delivering advanced, reliable, and user‑centric solutions that empower people to protect what matters most. AI Algorithms Engineer (PHD Holder Only) 5 Work Days Per Week Office Near Tai Seng MRT, Singapore Medical Benefits Provided Entitled to Yearly Bonus & Performance Bonus Job Requirements: PHD Holder in Computer Science, Applied Mathematics, Electrical Engineering, Pattern Recognition, Artificial Intelligence, Automatic Control, Operations Research, Biology, Physics / Quantum Computing, Neuroscience, Statistics or a related field. Familiar with common machine learning and deep learning algorithms and keeping track with the latest SOTA implementations. Strong programming skill in Python, C / C++, proficient in mathematical / statistical concepts and exceptional coding skills Hands-on experience with AI / ML frameworks be familiar such as Caffe, PyTorch, TensorFlow, MxNet etc. Have rich project experience in machine learning and deep learning, be familiar with common algorithm models, such as CNN, RNN, LSTM, Transformer, ViT, etc., and be able to improve and innovate models according to actual problems. Experience in familiar the design, parameter tuning and optimization methods of neural network models is a plus Experience in model compression and in the transplantation and optimization of deep learning forward inference on various platforms, including NPU / GPU / DSP / ARM on mobile platforms and CPU / GPU on server platforms is also a plus. Strong logical thinking and problem-solving ability, able to independen

Do work that matters. At AlertMedia, we help organizations protect their people, operations, and brand. Our modern Risk Intelligence and Response platform empowers teams to detect emerging threats, assess impact, and respond with confidence. We believe building resilience should be simpler—and it starts with bringing critical information and workflows together in one unified platform. Our core values drive us in our important mission of keeping people safe & informed: We’re humans, not robots Customers always come first We work better together Simplicity is our strength Our reputation is priceless Hard work pays off The Software Engineer in Test II (SDET) will join our AI-focused engineering team as we build the next generation of AlertMedia products and services. This role is critical to delivering high-quality, reliable software with a primary focus on our AI feature capabilities — the AI Assistant and the agent orchestration platform — and supporting coverage across the broader web and mobile applications. We have an engineering culture that embraces AI-assisted development, intelligent automation, and modern tooling to improve product quality, engineering velocity, and customer outcomes. We’re looking for engineers who are excited to experiment with emerging AI-powered engineering workflows and help define how modern quality engineering evolves in an AI-native environment. You’ll play a key role in shaping modern quality engineering best practices, improving automation coverage, and embedding quality throughout the software development lifecycle. Who you are: You’re passionate about software quality and creating efficient, scalable testing processes. You enjoy understanding how applications are built and how customers use them in the real world. You have a strong attention to detail, think critically abo

About Hexnode Hexnode, the Enterprise software division of Mitsogo Inc., was founded with a mission to simplify the way people work. Operating in over 100 countries, Hexnode UEM empowers organizations in diverse sectors. Fueling the transformation to a seamless ecosystem of connected tools, Hexnode is revolutionizing the enterprise software and cybersecurity landscape. Role Overview We are seeking a AWS Operations Specialist to manage and maintain our cloud infrastructure and device ecosystems. This is a highly operational, execution-focused role—not an architecture position. The ideal candidate has 2 to 4 years of experience executing infrastructure as code, monitoring environments, and following documented playbooks to keep our systems secure and resilient. Because this role handles secure environments, candidates must be US Citizens and capable of passing a comprehensive federal background check. Key Responsibilities Infrastructure Execution: Run, maintain, and execute existing Terraform and Ansible scripts to deploy and update infrastructure. GovCloud Monitoring: Actively monitor our AWS GovCloud dashboards, keeping a close eye on system health, performance metrics, and security baselines. Mobile Device Management: Manage Android Enterprise kiosk configurations, ensuring secure deployments and smooth device operations. Incident Response & Triage: Respond swiftly to operational alerts by strictly following our documented team playbooks. Escalation: Identify anomalies or issues that fall outside established, documented procedures and escalate them accurately to the engineering team. Required Qualifications & Profile Citizenship: Must be a US Citizen (required for GovCloud infrastructure management). Background: Must be able to successfully clear a rigorous federal background investigation. Experience: 2 to 4 years of hands-on experience in a technical operations, DevOps, or SysAdmin role. Technical Familiarity: Comfort executing/running Terraform and

About Appier Appier (TSE: 4180) is an AI-native Agentic AI as a Service (AssA) company that empowers businesses to create value through cutting-edge AdTech and MarTech solutions. Founded in 2012 with the vision of “Making AI Easy by Making Software Intelligent,” Appier helps businesses turn AI into ROI through its Ad Cloud, Personalization Cloud, and Data Cloud—each powered by Agentic AI that enables autonomous, adaptive, and real-time decision-making. Today, Appier operates 17 offices across APAC, the US, and EMEA, and is listed on the Tokyo Stock Exchange. Learn more at www.appier.com . About the role This is a hunter sales role where you will proactively prospect and close clients for our AD Cloud solutions. You can work remotely anywhere in the U.S. We are looking for a wide range of Account Executive up to Director level talent interested in individual contributor hunter sales. Responsibilities Proactively contact new and existing clients and educate, propose and secure buy-in on Appier’s ads solutions Identify, propose and sell programs to targeted organizations within the target markets/sectors set out by the company Develop an understanding of client’s business, products, services, customer profile, marketing and business objectives, competitors and sales. Develop strategic relationships by identifying key new business opportunities About you Experience in digital media sales Good understanding on Digital & Mobile marketing industry Excellent negotiation skills with a proven track record of sales success Good interpersonal skills, initiative and follow through Ability to “translate” complex technology processes into meaningful solutions that address business needs Ideal experience selling in Ecomm vertical #LI-Remote #LI-BD1

About Appier Appier is a software-as-a-service (SaaS) company that uses artificial intelligence (AI) to power business decision-making. Founded in 2012 with a vision of democratizing AI, Appier’s mission is turning AI into ROI by making software intelligent. Appier now has 17 offices across APAC, Europe and U.S., and is listed on the Tokyo Stock Exchange (Ticker number: 4180). Visit www.appier.com for more information. About the role The Sales Manager, Advertising Solutions is responsible for selling and up-selling Ad Clouds (Appier's user acquisition platform) to new and existing clients and providing excellent service in support of team revenue goals. Key Responsibilities Proactively contact new and existing clients and educate, propose and secure buy-in on Digital Marketing Identify, propose and sell programs to targeted organizations within the target markets set out by the company Develop an understanding of client’s business, products, services, customer profile, marketing and business objectives, competitors and sales. Provide excellent level of professionalism and service in responding to general and customized client requests Be an influencer in digital marketing to businesses in the market Strong consultative sales approach to engage with CMOs/Head of Marketing to manage existing growth Responsible for special projects as assigned Requirements At least 2–3 years of digital advertising sales experience in overseas markets, or overseas Ad campaign management. Creative, problem solver with ability and experience in understanding needs of customers and delivering innovative solutions. Understanding on Digital & Mobile marketing industry. Outstanding written, communication and selling skills. Excellent negotiation skills with a proven track record of sales success. Strong commitment to sales and service with good interpersonal skills, initiative and follow through. Good connection and relationships with advertisers and medi

Who We Are Simpplr is the AI-powered intranet for unifying the digital workplace. It brings people, trusted knowledge, apps, and agents into a coherent digital experience. Powered by a proprietary EX Knowledge Graph, Simpplr synthesizes signals and context across connected systems to deliver personalized information and actions. The platform serves as a digital hub supporting communications, engagement, employee services, and work. With low-code extensibility and enterprise-grade security and governance, Simpplr enables confident operation at scale. More than 1,000 organizations — including AAA, the NHS, Penske, and Moderna — trust Simpplr to keep their workforce informed, aligned, and productive. Learn more at simpplr.com . About the role We are looking for a Lead Voice AI Engineer to build production-grade Voice Agents for frontline heavy verticals like healthcare, manufacturing, warehousing, retail, hospitality focusing on employee support, procurement, collections, logistics, ordering etc. You will lead the design of low-latency, real-time voice systems combining ASR, TTS, LLMs, conversational AI, enterprise workflows, knowledge retrieval, compliance, and human handoff. This is a hands-on technical leadership role for someone who can take Voice AI from architecture to production. Responsibilities Design and build the real-time voice runtime for live conversations. Build and optimize streaming ASR, TTS, VAD, endpointing, turn-taking, and barge-in. Build adaptive voice pipelines for high-noise frontline environments (60-112 dB), hospitals, factory floors, warehouses, including server-side noise cancellation, echo suppression, and dynamic ASR/TTS optimization for PSTN and mobile phone audio quality. Architect multi-provider speech routing across a broad multilingual matrix, including code-switching (e.g., Spanglish, Hinglish), where no single ASR or TTS provider covers all languages, and language detection, provider selection, and fallback chains must operate

Who We Are HP IQ is HP’s new AI innovation lab. Combining startup agility with HP’s global scale, we’re building intelligent technologies that redefine how the world works, creates, and collaborates. We’re assembling a diverse, world-class team—engineers, designers, researchers, and product minds—focused on creating an intelligent ecosystem across HP’s portfolio. Together, we’re developing intuitive, adaptive solutions that spark creativity, boost productivity, and make collaboration seamless. We create breakthrough solutions that make complex tasks feel effortless, teamwork more natural, and ideas more impactful—always with a human-centric mindset. By embedding AI advancements into every HP product and service, we’re expanding what’s possible for individuals, organisations, and the future of work. Join us as we reinvent work, so people everywhere can do their best work. About the Role We are looking for an experienced IT Support Lead to deliver exceptional technical support while helping scale and improve our IT operations. This is a hands-on role for someone who enjoys solving complex technical problems, improving processes, and creating a great employee experience. As the IT Support Lead, you will be the primary owner of day-to-day IT support operations, endpoint lifecycle management, onboarding and offboarding, inventory management, and knowledge management. You will serve as a senior technical resource for employees and help establish operational standards across the IT organization at HP IQ.. What you might do Provide hands-on technical support for employees across macOS, Windows, mobile devices, office technology, and SaaS applications. Act as the senior escalation point for complex support issues, driving problems through resolution while maintaining a high-quality employee experience. Identify recurring support trends and help improve processes, tooling, and self-service resources. Own and execute IT onboarding and offboarding workflows, including device se

Who We Are HP IQ is HP’s new AI innovation lab. Combining startup agility with HP’s global scale, we’re building intelligent technologies that redefine how the world works, creates, and collaborates. We’re assembling a diverse, world-class team—engineers, designers, researchers, and product minds—focused on creating an intelligent ecosystem across HP’s portfolio. Together, we’re developing intuitive, adaptive solutions that spark creativity, boost productivity, and make collaboration seamless. We create breakthrough solutions that make complex tasks feel effortless, teamwork more natural, and ideas more impactful—always with a human-centric mindset. By embedding AI advancements into every HP product and service, we’re expanding what’s possible for individuals, organisations, and the future of work. Join us as we reinvent work, so people everywhere can do their best work. About The Role HP IQ's Wireless Technology Team works cross-functionally with Electrical Engineering, Software, Mechanical Engineering, Product Design, Industrial Design, Program Management, and Operations to develop next-generation wearable and AI-connected products. As a Lead RF Systems & Desense Engineer, you will own the RF system architecture from concept through mass production. You will lead RF integration across Wi-Fi, Bluetooth, UWB, NFC and emerging wireless technologies while driving RF desense, coexistence, and wireless performance for highly integrated products. What You Might Do Lead RF system architecture and integration for wearable and mobile platforms. Own RF desense investigations and mitigation across the product lifecycle. Define RF specifications, link budgets, validation plans and performance targets. Lead coexistence strategy for Wi-Fi, Bluetooth, UWB, NFC and other radios. Partner with antenna, EE, FW, ME and silicon vendors to optimize total wireless performance. Perform CST and ADS simula

About Ubiquiti At Ubiquiti Inc., we create technology platforms for Businesses, Smart Homes, and Internet Service Providers, driven by our goal to connect everyone, everywhere. To date, Ubiquiti has shipped over 100 million devices worldwide, from ISP networking products to next generation of IT solutions. Our growth is made possible by the dedicated team of hundreds behind the scenes. From software developers and product managers to designers and strategists, Team UI is driven to achieve our common goal: Rethinking IT. At Ubiquiti, you’ll heighten your potential and broaden your horizons - all while shaping the future of connectivity. Responsibilities Plan and execute manual test strategies for Layer 2/Layer 3 switching platforms, ProAV (Audio/Video over IP), and associated UI software. Validate features related to VLAN, QoS, IGMP snooping, multicast routing, Dante, and network-based audio/video control protocols. Design and maintain test cases in collaboration with developers, product managers, and system architects. Perform functional, regression, performance, and stress testing on web interfaces, mobile apps, and embedded device firmware. Log detailed and reproducible issues in Jira; verify fixes and provide input on root cause analysis. Analyze system behavior across multiple platforms (Web, Mobile, Networked Devices). Contribute to test documentation including test plans, bug reports, and test summaries. Requirements 3+ years of experience in manual QA for Networking products or ProAV systems Solid understanding of QA methodologies, test case management tools (TestRail, Zephyr, etc.). Hands-on experience with Jira and Confluence. Familiarity with networking concepts (VLANs, switching, routing, WiFi, VPNs, OSI model). Exposure to AV protocols and devices such as Dante, Q-Sys, Crestron . Strong analytical skills and attention to detail. Fluency in English and Romanian (written and spoken). Ability to work effectively in a collaborati

Join Truecaller – The place where innovation meets impact! Truecaller's mission is to build trust in communication by making it safer, smarter, and more efficient. Born in Sweden, trusted by the world, and here’s why we stand out: We are trusted by over 500 million active users every month across 190+ countries We identify over 15 billion calls daily, helping users avoid spam and scams We are powered by a team of 400+ employees from 45+ nationalities We always look for people who take initiative, own their work, and keep raising the bar. An entrepreneurial mindset matters here, especially when it turns bold ideas into real actions. We stay collaborative and focused, always searching for smarter paths forward. If you want to make an impact and grow with a team that inspires millions, you’ll fit right in. The role: As a Software Engineer, Backend, you will drive the health of the platform by developing the core, high-traffic backend services that shape feature delivery and strengthen the user experience. You will play a key role throughout the mobile ecosystem, from early discovery and technical planning through to release and continuous improvement. You will collaborate with a cross-functional group to ensure dependable delivery, smoother interactions, and stable performance at scale. What you’ll do: Develop, test, and deploy features for core, high-traffic backend services aligned to business expectations and company standards. Take ownership of assigned projects and engineering tasks, ensuring their timely implementation. Keep stakeholders informed about current progress, potential blockers, and delays that might affect delivery. Take responsibility for the deliverable's quality from both functional and non-functional perspectives. Actively contribute to the stability and maintainability of the production environment. Collaborate to continuously improve team processes and system performance, learning and following best practices along the way. What you

Join Truecaller – The place where innovation meets impact! Truecaller's mission is to build trust in communication by making it safer, smarter, and more efficient. Born in Sweden, trusted by the world, and here’s why we stand out: We are trusted by over 500 million active users every month across 190+ countries We identify over 15 billion calls daily, helping users avoid spam and scams We are powered by a team of 400+ employees from 45+ nationalities We always look for people who take initiative, own their work, and keep raising the bar. An entrepreneurial mindset matters here, especially when it turns bold ideas into real actions. We stay collaborative and focused, always searching for smarter paths forward. If you want to make an impact and grow with a team that inspires millions, you’ll fit right in. The role: As a Senior ML Engineer, you will be working hands-on to optimise the training and deployment of ML models to be quick and cost-efficient. You will also be at the forefront of putting our ML models on mobile devices to enhance data privacy and customer experience. To achieve this, you will need to collaborate with teams across Truecaller to establish best practices and tools for efficient ML model development and deployment, particularly on mobile platforms. You will be expected to help Truecaller reach and remain at the cutting edge of ML training and deployment, and to explore new frontiers such as federated learning. What you will do Understand the current and future needs of developers and the organisation, and create a roadmap with your manager for meeting those needs. Work with teams across Truecaller, enabling them to deploy models to production quickly and cost-effectively. Work hands-on with teams throughout Truecaller to optimise ML models for mobile devices. Be the go-to expert for developing models for mobile devices as well as deploying them. Staying up to date with the latest trends and technologies in ML Engineering, especially ML on mobile p