Fullstack Software Engineer

Before diving into the details of this exciting opportunity, let us share a bit about who we are.About Insider OneInsider One is the leading platform that provides marketing and customer engagement teams with everything they need to achieve excellence and become truly unstoppable.Our journey began with a vision to create an all-in-one platform that makes innovative technologies and new channels accessible to marketers globally. Today, Insider One boasts a diverse team of over 1,500 professionals from more than 50 nationalities, operating across 30+ offices worldwide. With AI at the core and a robust Customer Data Platform (CDP), Insider One seamlessly integrates data, personalization, and journey orchestration across an extensive range of channels, including WhatsApp, SMS, Email, Web, App, and Site Search.Recently, we achieved one of the largest funding rounds in the industry, securing a $500M Series E led by General Atlantic. Our esteemed investors include Sequoia Capital, QIA, Riverwood, and Endeavor Catalyst, and we proudly serve over 2,000 customers ranging from dynamic startups to prestigious Fortune 500 companies such as Samsung, Nike, L’Oreal, Singapore Airlines, Nestlé, Nissan, Lenovo, Puma, IKEA, Allianz, and Domino's.Insider One has been celebrated as one of the few woman-founded, women-led B2B SaaS unicorns globally. Adored by our customers and acknowledged by industry analysts, we are recognized as the top leader in all the essential capabilities for marketing and customer engagement teams. Don’t just take our word for it — see for yourself. We consistently excel and maintain our leadership position in the market.

About Us Founded in 2017, goodjobgames is driven by the passion to connect with people worldwide, offering them exceptional and unforgettable experiences through our innovative gaming products. Our games have captivated over 3.5 billion players globally, a feat achieved through the dedication of our extraordinary team. We are eager to welcome passionate individuals to join our creative and spirited community! About the Role As technology continuously evolves, it profoundly impacts how we live and work. We seek AI enthusiasts who are excited to explore new technologies and devise innovative solutions that enhance our operational efficiency. If you possess a relentless curiosity and a mindset focused on improvement, we would love to have you onboard! What You'll Be Doing Leading AI research and development initiatives aimed at enhancing internal products and management solutions, including reinforcement learning agents, segmentation, and regression models. Analyzing large datasets to extract features, perform segmentation, and deliver actionable insights for management purposes. Researching, implementing, and experimenting with self-learning agents in various reinforcement learning environments for product development. Staying abreast of and deploying advanced generative models (including fine-tuning) for customized, multi-modal applications. Engaging in cutting-edge machine learning and deep learning research to acquire valuable expertise.

About the Role Commencis is looking for a Senior Java Software Engineer in Istanbul. This role focuses on building and improving software products that support business growth. The position centers on Java, with responsibilities that include enhancing current applications and designing new features to address client needs. What You Will Do Develop and maintain Java-based software solutions Improve existing applications by adding new functionalities Work closely with team members to solve technical challenges Help ensure software meets evolving client requirements Who We’re Looking For Deep experience with Java development Strong problem-solving skills Interest in building software that makes a real impact Comfort working in a collaborative, team-based setting

About Insider One Insider One brings together marketing and customer engagement tools in a single platform. Since our early days, the company has grown to a team of over 1,500 people, representing more than 50 nationalities and working across 30 locations worldwide. Our platform relies on AI and a comprehensive Customer Data Platform (CDP) that connects data, personalization, and journey orchestration across channels like WhatsApp, SMS, Email, and more. We recently raised $500M in Series E funding, backed by investors such as Sequoia Capital and General Atlantic. More than 2,000 clients, from startups to Fortune 500 companies like Nike and Samsung, use our solutions. Insider One is also recognized for its commitment to diversity as one of the few woman-founded B2B SaaS unicorns globally. Role Overview: Senior Software Engineer - Golang This role focuses on building and improving solutions that help businesses grow through better marketing and customer engagement. As a Senior Software Engineer working with Golang, the work will involve designing and developing features that support our platform’s mission. Location Istanbul, Turkiye

ABOUT CODEWAYCodeway is a leading global technology company specializing in consumer applications, boasting over 400 million users globally.Since our inception in 2020, we have successfully developed and scaled over 60 innovative mobile applications spanning categories such as creativity, productivity, wellness, language learning, and entertainment.Our flagship applications, including Retake AI, Cleanup, Learna, and DramaPops, are recognized leaders in their respective markets. In 2024, we achieved the milestone of being the most downloaded app publisher on iOS, driven by our commitment to cutting-edge AI research, data-driven strategies, and a relentless pursuit of excellence in product development and marketing.With a talented team of over 300 passionate individuals located in Istanbul and Barcelona, we foster a culture of curiosity, collaboration, trust, and ownership in every project we undertake. As a proud recipient of accolades such as #1 LinkedIn Top Startup and a Great Place to Work in Europe, Codeway is where ambitious professionals are empowered to do their best work.Join us as we redefine the future of consumer technology and innovate the next generation of mobile applications.This is Codeway. This is our journey. Be part of it.POSITIONIn the role of Backend Software Engineer at Codeway, you will be at the forefront of designing and implementing scalable systems that drive products used by millions of users. Your responsibilities will encompass the entire feature lifecycle—from initial system architecture and AI integration to deployment and ongoing production monitoring. We thrive in a fast-paced environment, valuing engineers who can simplify complex architectural challenges into elegant and maintainable solutions.WHAT YOU’LL BE DOING· Design & Implement Scalable Systems: Create high-performance backend architectures for both mobile and web platforms utilizing Node.js and Python.· Own End-to-End: Assume full ownership of your services throughout their lifecycle, including ideation, implementation, deployment (GCP/Firebase), and continuous optimization.· AI & Media Integration: Leverage AI technologies to enhance user experiences and ensure seamless media integration.

Bigger Games is on the lookout for a Senior Software Engineer who is ready to embrace the exciting challenges of developing chart-topping games. At Bigger, our Game Developers are not just coders; they are innovators and designers as well. In collaboration with the Product Team, you'll create immersive gaming experiences that will captivate millions of players around the globe. As you craft exceptional experiences for our users, you'll tackle intricate engineering challenges along the way.If you're a dedicated Senior Software Engineer with a passion for gaming and a desire to contribute to the creation of enjoyable games, we invite you to join our team!ABOUT THIS ROLE:Develop top-notch games that offer unforgettable experiences to millions of players.Participate in all facets of game development—including Game Design, Logic, User Experience, Graphics, and UI design—and ensure the quality and longevity of various games with meticulous attention to detail.Work collaboratively with Product Managers, Game Artists, and Marketing teams to ensure the delivery of an unparalleled user experience.Generate new ideas for game design, features, and projects that push the boundaries of creativity.Take ownership of your projects alongside the Product Team, enjoying significant individual responsibility.YOU COULD BE A GREAT FIT IF:You hold a Bachelor’s Degree in Computer Science and have at least 6 years of experience as a software engineer.You have experience with Java Spring Boot-based backend systems and possess a deep understanding of Java and its related technologies.You are familiar with Java, Spring, Redis, and AWS Cloud Systems.You have robust engineering skills and a solid foundation in programming fundamentals.You are knowledgeable in software architecture design, Object-Oriented Programming (OOP), and design patterns.You are passionate about mobile games and pay close attention to detail and code quality.BONUS POINT IF:You’ve played Kitchen Masters and explored its gameplay. If you haven't, now's the perfect time to start!You have a keen interest in the gaming industry and are eager to expand your knowledge.You thrive in fast-paced, dynamic environments.BENEFITS:Be part of a premier team, learn from industry leaders, and contribute to creating games that players adore.Enjoy competitive salary packages.Flexible work arrangements.

Join the dynamic team at Bigger Games as a Software Engineer specializing in Performance Marketing. In this role, you will leverage cutting-edge technology and data-driven strategies to optimize marketing performance and drive user engagement across multiple platforms.As a key player in our innovative environment, you will be tasked with developing scalable solutions, improving existing systems, and collaborating with cross-functional teams to enhance the overall marketing strategy. We are looking for a proactive individual who thrives in a fast-paced setting and is passionate about enhancing user experiences through technology.

About Insider One Insider One brings together marketing tools and customer engagement solutions in one unified platform. Since our founding, we have grown into a global company with more than 1,500 team members representing diverse backgrounds, working from over 30 offices worldwide. Our platform uses artificial intelligence and an integrated Customer Data Platform (CDP) to connect data, personalize experiences, and coordinate customer journeys across channels like WhatsApp, SMS, Email, Web, App, and Site Search. We recently raised $500M in Series E funding, led by General Atlantic and supported by Sequoia Capital, QIA, and other major investors. More than 2,000 companies, including Fortune 500 names such as Samsung, Nike, and L’Oreal, use our technology. Insider One is also recognized as one of the few woman-founded and women-led B2B SaaS unicorns, earning a reputation for strong leadership and customer satisfaction. Role Overview: Senior Software Quality Assurance Engineer (Remote) The Senior Software Quality Assurance Engineer ensures the quality and reliability of Insider One’s products. This role supports teams in delivering dependable solutions to customers and helps maintain the high standards our clients expect. The position is remote and based in Istanbul.

Lyrebird Studio stands as a leading mobile application development company, renowned for crafting engaging and user-friendly mobile applications for both Android and iOS platforms. With a remarkable achievement of 45 million monthly active users and over 2 billion downloads worldwide, our dedicated creative, technical, and design teams passionately strive to surpass mobile app user expectations.As a Software Test Engineer, you will become an integral part of our organic structure, where you will take ownership of your responsibilities and actively contribute innovative ideas for new projects within a creative and stimulating work environment. Joining a small, high-performing team, you will collaborate in goodwill to deliver optimal results.We encourage you to think big! If you are ready to embrace the challenge and make a significant impact, we invite you to join our mission!We are seeking talented individuals eager to create something greater. To thrive in this role, a solid understanding of the casual mobile apps market is essential. You will be part of a dynamic environment where small teams can form around exciting ideas.

Join us as a Senior Software Quality Assurance Engineer, where your expertise will contribute to maintaining the high standards of our platform.About Insider OneInsider One is the leading platform that integrates all essential tools for marketing and customer engagement teams, empowering them to achieve their utmost potential and become unstoppable.Founded with a vision to revolutionize the marketing landscape, we have grown from a small team to over 1,500 professionals from 50+ nationalities across 30+ offices globally. Our platform is driven by advanced AI technologies and features an integrated Customer Data Platform (CDP) that harmonizes data, personalization, and journey orchestration across a wide array of channels, including WhatsApp, SMS, Email, Web, App, and Site Search.Recently, we secured a remarkable $500M Series E funding round, led by General Atlantic, with backing from prominent investors such as Sequoia Capital, QIA, Riverwood, and Endeavor Catalyst. Our client base includes over 2,000 customers, ranging from fast-growing startups to renowned Fortune 500 companies like Samsung, Nike, L’Oreal, and IKEA.Celebrated as one of the few woman-founded, women-led B2B SaaS unicorns globally, we have received accolades from industry analysts and are recognized as the #1 leader in all the capabilities marketing and customer engagement teams demand. Explore our success stories and see why our clients choose us.

About Our TeamAt Trendyol HR, we are dedicated to placing people at the center of our priorities. We are committed to expanding our global talent network, facilitating talent development, and nurturing an inclusive workplace culture.By collaborating closely with various teams, we aim to create and maintain a work environment where individuals can excel, while also understanding their needs and transforming them into effective, actionable solutions.Utilizing data-driven processes and promoting autonomy, we continuously refine our operations and enhance our cultural values, enabling us to build an agile organization that aligns with our core principles.About the RoleIn this pivotal role, you will be responsible for crafting and evolving a comprehensive leadership development strategy that aligns with business objectives and organizational culture. You will identify leadership capability gaps through data analysis, feedback, and organizational assessments, translating these insights into meaningful, end-to-end development solutions. This includes designing and delivering leadership programs such as workshops, cohort-based learning, coaching, mentoring, conferences, and self-paced initiatives.

About Us Founded in 2017, Good Job Games is dedicated to creating unique and memorable experiences for players worldwide through innovative gaming products. With our games reaching over 3.5 billion users globally, we pride ourselves on cultivating a diverse team of extraordinary talents and fostering a culture of creativity and collaboration. We invite passionate individuals to join our dynamic team! Your Role We are seeking a dedicated Senior Software Engineer to design and implement robust backend systems that will drive Good Job Games forward. You will play a critical role in developing high-performance game services and internal tools that enhance our operational efficiency. Designing and building distributed, high-performance shared game services Creating internal tools for data analysis, operations, and automation Providing support and empowerment to teams across Good Job Games Mentoring and guiding less experienced team members

Speechify builds tools that remove reading barriers and support learning for millions worldwide. The team includes nearly 200 people working remotely across the globe. Collaboration happens in a fully distributed setup, where technical skill and new ideas drive progress. More than 50 million users rely on Speechify’s text-to-speech technology on platforms such as iOS, Android, Mac, and Chrome. The product has earned recognition, including Chrome Extension of the Year and Apple’s 2025 Design Award for Inclusivity. Role overview The Platform Software Engineer joins the Platform team to design, build, and maintain core backend systems. Projects span payment processing, API integrations, and other foundational services. The work directly supports a seamless user experience across Speechify’s products. What you will do Develop and maintain backend services that support Speechify’s suite of applications Work on payment processing, API integrations, and other core platform features Collaborate with colleagues in a flat organizational structure Contribute to a culture where technical expertise and initiative are recognized What matters here Strong work ethic and follow-through Clear, effective communication Strategic thinking and adaptability Dedication to delivering high-quality user experiences Interview process The hiring process aims to wrap up within a week. Candidates participate in multiple technical interviews to demonstrate their skills. Location This is a remote role based in Istanbul, Turkey.

Join our dynamic performance marketing team as a Software Engineer at Dream Games! In this role, you will leverage your expertise to enhance gameplay and develop engaging playable ads that captivate audiences worldwide. Your creativity will be crucial in designing games that stand out in advertising campaigns, and you'll take significant ownership of your projects. Collaborating closely with marketing managers and artists, you will bring innovative ideas to life, ensuring that millions of users enjoy your creations.At Dream Games, we believe every team member can make a meaningful contribution to our products and the overall success of the company. If you're eager to be part of a rapidly growing organization and leave your mark, we'd love to meet you!

Role overview Minor International seeks a Learning and Development Manager based in Istanbul. This position centers on creating and leading training programs that foster employee development and align with company objectives. Key responsibilities Develop and oversee educational initiatives to enhance employee skills and knowledge Collaborate with teams throughout the organization to assess training needs Design learning solutions that support Minor International’s strategic goals Promote a culture of ongoing learning and improvement

Join us at Insider One, the leading platform designed to empower marketing and customer engagement teams with the tools they need to excel.Who We AreAt Insider One, we are proud to be the #1 platform that consolidates marketing and customer engagement solutions, enabling teams to achieve their fullest potential and drive results.Our journey began with a small team and a bold vision to create a comprehensive platform that grants marketers access to cutting-edge technologies and emerging channels globally. Today, we boast a diverse team of over 1,500 members from more than 50 nationalities across 30 offices.With artificial intelligence at the core of our operations and an integrated Customer Data Platform (CDP), Insider One seamlessly combines data, personalized experiences, and journey orchestration across a wide array of channels, including WhatsApp, SMS, Email, Web, App, and Site Search.Recently, we celebrated one of the largest funding rounds in our industry, having secured a $500 million Series E led by General Atlantic. Our investors include prestigious firms such as Sequoia Capital, QIA, Riverwood, and Endeavor Catalyst, while our platform is trusted by over 2,000 clients, ranging from high-growth startups to Fortune 500 giants like Samsung, Nike, L’Oreal, and others.Insider One is honored to be recognized as one of the few woman-founded and women-led B2B SaaS unicorns globally. Our customer satisfaction and industry recognition underscore our leadership position in providing essential capabilities for marketing and customer engagement teams. Explore our impact yourself —check it out. We consistently excel and maintain our position at the forefront of the industry.

Role overview Speechify is seeking an iOS Core Product Software Engineer based in Istanbul, Turkey. This position centers on enhancing and expanding the core iOS applications that support users in their daily activities. What you will do Collaborate with engineers, designers, and product managers to design and build new features for Speechify’s iOS apps. Identify, troubleshoot, and resolve technical issues to ensure the app remains stable and reliable. Help maintain high performance and quality standards throughout the product. Requirements Proven experience developing and maintaining iOS applications. Keen interest in creating smooth, engaging user experiences. Comfort working within a collaborative, cross-functional team. This role is based in Istanbul, Turkey.

About UsFounded in 2017, Good Job Games is driven by the ambition to deliver unique and memorable experiences to players around the world through innovative products. With a reach of over 3.5 billion people, our success is attributed to assembling extraordinary talent and fostering a culture that promotes teamwork and creativity. We are seeking enthusiastic individuals to join our dynamic team!Your RoleAs a Backend Developer, you will play a key role in designing and implementing the technology, tools, and infrastructure that drive Good Job Games forward!Creating distributed, high-performance shared game servicesDeveloping internal tools for operations, data analysis, and automationSupporting and empowering teams across Good Job GamesEngaging in continuous learning and growth within a vibrant engineering culture

Join our dynamic and innovative team at Dream Games as a Software Engineer! We are searching for an enthusiastic individual to play a pivotal role in various facets of game development, including the programming of graphics, game logic, and user interfaces using Unity. Prior experience in game development is not mandatory, as we believe that a skilled software engineer can excel in any domain. You will collaborate effectively with a multidisciplinary team of engineers, artists, and game designers to create captivating games enjoyed by millions globally.At Dream Games, every team member has a genuine opportunity to influence the final product and make a significant impact within the company. If you aspire to be part of a rapidly growing company and contribute to exciting projects, you may be the ideal candidate we are looking for!