Lead Software Engineer

Join Our Award-Winning Tech Community as a Lead Software Engineer in Helsinki! Your Role: As a Lead Software Engineer at Reaktor, you will navigate the entire software development lifecycle, empower your team to excel, and drive impactful results. Your Daily Responsibilities Include:Acting as the primary technical contact for clients, addressing inquiries an…

Tietoevry is seeking Integration Developers and Architects for the Tieto Tech Consulting team in Helsinki. The main focus is on creating and delivering integration solutions that help streamline and enhance business operations. Collaboration with colleagues from various backgrounds is a key part of the work, ensuring that different systems communicate effectively across platforms. Key responsibilities Design integration solutions that address specific business requirements Implement integrations to boost process efficiency Collaborate with cross-functional teams to ensure smooth connections between platforms Location This role is located in Helsinki.

Join Mapbox, the premier platform for real-time location services that empowers a new wave of businesses focused on location awareness. We provide organizations with a comprehensive suite of tools designed to facilitate the navigation of people, packages, and vehicles globally. With over 4 million developers leveraging our platform, Mapbox is renowned for its flexibility, robust security measures, and adherence to privacy regulations. Our applications, data, SDKs, and APIs allow businesses to craft unique and engaging experiences that captivate their customers.The Role of Maps RenderingAt Mapbox, the Maps Rendering team is at the forefront of transforming interactive mapping and real-time visualization on the web. We develop and enhance Mapbox GL JS, the leading rendering engine that delivers dynamic, high-performance maps to millions of users daily. Our endeavors intersect graphics programming, large-scale data visualization, and pioneering browser technology.Your ContributionsAs a Software Development Engineer III, you will:Spearhead the development of mapbox-gl-js, recognized as the leading map rendering solution in the industry.Collaborate with engineers, product managers, and design teams to define a visionary roadmap for the future of map rendering.Utilize modern web technologies such as WebGL, WebGPU, Web Workers, TypeScript, and WebAssembly.Tackle complex challenges in graphics, algorithms, and system architecture.Enhance performance, reliability, and maintainability across our rendering technology stack.Collaborate with Native and Mobile rendering teams to ensure seamless cross-platform experiences.Key Traits for SuccessA strong passion for unraveling complex technical challenges in the realms of graphics, mapping, and data visualization.Proficiency in TypeScript, algorithms, and performance optimization techniques.Exceptional communication and teamwork skills within distributed, cross-functional teams.A growth-oriented mindset, showcasing empathy, receptiveness to feedback, and a desire to foster success in others.Preferred QualificationsExperience in graphics programming, including OpenGL and WebGL.Familiarity with large-scale data visualization and performance tuning.

Role Overview Unity Technologies is looking for a Software Engineer to join the Unity Services Foundation team in Helsinki, Finland. This role focuses on improving Web API development and optimizing core API Gateways that process over a billion calls every day. The Gateway platform supports essential features such as authentication, authorization, and rate limiting, making it easier for service teams to publish and operate APIs at scale while maintaining high standards for quality and consistency across all Unity services. What You Will Do Develop and enhance features that address API management challenges Support the platform strategy that shapes how Unity services are delivered and maintained Work on backend and infrastructure projects critical to Unity’s products Collaborate with senior backend developers and the product team to deliver reliable and secure solutions What Matters Here Code maintainability and long-term reliability Performance and resiliency of backend systems Security across all API interactions Delivering a strong developer experience for internal teams This position offers the chance to influence the way Unity’s customers interact with its products by building the foundation for consistent, scalable, and secure APIs.

Join Reaktor’s award-winning technology community as a Full Stack Software Engineer in Helsinki!If you thrive in an environment where you can navigate the entire software development cycle, enjoy tackling complex human-centered challenges, and seek a collaborative, low-hierarchy workplace, you may be the perfect fit for our team.As a Full Stack Software Engineer at Reaktor, you will take on a diverse range of software development responsibilities, covering everything from frontend design to backend production.Your key responsibilities include:Collaborating closely with clients’ technical and business teams to identify and implement the most suitable technologies for their needs.Developing new features that may involve modifications to frontend applications, backend servers, and databases, as well as infrastructure enhancements.Providing exceptional technical expertise to both the client and the team.Engaging in other software development activities, including debugging, design, and architecture creation.The ideal candidate is a curious developer comfortable with both backend and frontend technologies and understands the significance of infrastructure in daily operations.To excel in this role, you’ll need:Experience across various software development modalities, including backend, frontend, ops, and consulting capabilities.No strict requirement for years of experience, but in-depth knowledge typically comes with years of dedication.Proficiency in at least one popular server-side programming language. Many of our current projects utilize TypeScript/JavaScript and Node.js, alongside Java, Scala, Kotlin, Clojure, and Python.Strong familiarity with at least one client-side language and framework, with frequent use of TypeScript/JavaScript and React for web applications, and Swift, Java/Scala/Kotlin, or React Native for mobile applications.Relevant skills to develop new backend services and create CI/CD pipelines as needed.A foundational understanding of DevOps practices, including Continuous Integration (CI), automated deployments, and test automation.Knowledge of databases, such as PostgreSQL.

Oura Health Ltd. seeks a Senior Software Engineer to support the development and enhancement of its health technology platform. This position is hybrid, with work based in Helsinki, Uusimaa. Role overview The Senior Software Engineer will collaborate with colleagues from various disciplines to design and implement software systems. The role involves maintaining and refining features that impact user experience and engagement, while contributing to the evolution of Oura’s health technology products. What you will do Partner with cross-functional teams to design and build software systems Maintain and enhance features that improve user experience and engagement Support the ongoing development of Oura’s health-focused technology

About AlphaSense: AlphaSense is trusted by the world's most advanced companies to eliminate uncertainty in decision-making. Our AI-driven market intelligence platform provides crucial insights sourced from reliable content. Our extensive database encompasses public and private materials, including equity research, company filings, event transcripts, expert calls, news articles, trade journals, and clients' proprietary research.The recent acquisition of Tegus by AlphaSense in 2024 propels our unified mission to empower professionals with smarter decision-making tools through enhanced AI market intelligence. This partnership will drive growth, innovation, and content expansion, equipping users to extract deeper insights from a myriad of content sets. With over 6,000 enterprise clients, including a significant portion of the S&P 500, AlphaSense is a leader in the industry. Founded in 2011, our headquarters is in New York City, with a diverse team of more than 2,000 employees spread across the globe, including offices in the U.S., U.K., Finland, India, Singapore, Canada, and Ireland. Join us on this exciting journey!About the Role:We are seeking a Principal Software Engineer to spearhead the development of API-first product platforms at AlphaSense. You will play a pivotal role in creating platforms that support various product interfaces, integrations, and intelligent workflows.In this position, your focus will be on crafting platforms as products: building well-designed APIs, establishing clear contracts, ensuring robust reliability, and developing a roadmap that reflects genuine product requirements. These platforms will be utilized by internal product teams and external integrations, including AI agents.This role uniquely blends hands-on engineering with cross-functional technical leadership. You will remain engaged with the codebase while shaping the design, evolution, and adoption of product platforms throughout the organization. Collaboration with multiple teams and domains will be key as you align long-term technical strategies while owning end-to-end systems. This position is not about people management or merely providing architectural advice; we are looking for a Principal who thrives on building, prototyping, iterating, and resolving complex challenges in production environments.What You’ll Do:Serve as the technical owner and multiplier for API-first architecture across the organization.Design, construct, and enhance high-scale APIs utilized by internal teams, external customers, and AI-driven agents.

What does it mean to be a Consultant at Netlight?At Netlight, our consultants engage in vital projects that drive digital transformation. Our mission is to unlock the full potential of our clients and ourselves. You will play a crucial role in shaping the software products and technical solutions of the future, collaborating closely with both colleagues and clients. We believe in customizing roles to fit individual strengths, interests, and market demands. Here, you will have the freedom to chart your career path, select your projects, and define your role. You will benefit from mentorship, coaching, and networking opportunities to facilitate your personal and professional development. The scope for growth is limitless!Our focus extends beyond just digital products; we aim to create a positive impact on teams and businesses. Our projects cover a broad technical spectrum, including Fullstack Development, Backend, Data Science & Engineering, Cloud Solutions, Architecture, Web Development, AI solutions, DevOps, and more.

Join Reaktor's award-winning technology community as a Full-Stack Software Developer in Helsinki!Are you passionate about navigating the full software development lifecycle? Do you thrive on solving real-world problems through a comprehensive approach? If you enjoy working in a flat organizational structure, you may be the perfect fit for our team.Your Role as a Full-Stack Developer at ReaktorAs a Full-Stack Developer, you will be responsible for a wide range of software development tasks, from front-end design to back-end production processes.Your daily responsibilities will include:Collaborating with client technology and business teams to identify and implement suitable technological solutions.Adding new features that necessitate modifications to frontend applications, backend servers, and databases, and occasionally infrastructure.Providing exceptional technical expertise to clients and team members.Engaging in additional software development tasks, including debugging, architectural design, and implementation.Who You AreYou are an inquisitive developer with proficiency in both backend and frontend application development and a solid understanding of infrastructure's role in your daily activities.To excel in this role, you will need:A diverse skill set across software development practices, including backend, frontend, operations, and consulting experience.While there is no strict experience requirement, most candidates typically accrue these competencies over several years.Experience with at least one popular server-side programming language; our projects frequently utilize TypeScript/JavaScript and Node.js, but also Java, Scala, Kotlin, Clojure, and Python.Strong proficiency in at least one client-side language and framework; common technologies include TypeScript/JavaScript and React for web applications, and Swift, Java/Scala/Kotlin, or TypeScript/JavaScript React Native for mobile applications.The relevant skills to create new backend services and establish CI/CD pipelines when required.A foundational understanding of DevOps principles, including Continuous Integration (CI), automated deployment, and test automation.Familiarity with databases, such as PostgreSQL.

Join the Award-Winning Tech Community at Reaktor!We are seeking a talented and experienced Mobile Developer to enhance our Gaming & Entertainment Business Unit in Helsinki. If you excel in mobile development, are passionate about tackling intricate challenges within multidisciplinary teams, and thrive in a flat organizational structure, then you might be the perfect fit for us.As part of our Gaming & Entertainment Business Unit, you will play a crucial role in supporting our clients and delivering innovative solutions in this dynamic domain.Your Responsibilities:Design and develop native mobile applications for both iOS and Android platforms.Engage with clients and stakeholders to interpret and clarify project requirements collaboratively.Contribute to architectural discussions and guide long-term technical strategies.Participate in the discovery phase, concept development, and iterative delivery processes.Occasionally extend your expertise beyond mobile development to embrace full-stack opportunities when beneficial.What You Bring:Technical Skills:Significant experience in iOS and Android ecosystems, typically requiring around 8 years of professional exposure.Proficiency in Swift, UIKit, Reactive Programming, Java, and Kotlin.Experience with SwiftUI is an advantage.A mindset geared towards testing ownership, ensuring the entire development cycle is addressed from implementation to user delivery.Experience with monitoring and troubleshooting production applications.A keen interest in creating refined animations, working in collaboration with a Motion Designer.Technical Depth:Strong practical experience with Swift and Kotlin.Experience with C++ and Flutter is preferred.Cross-Stack Proficiency:Familiarity with full-stack development practices.Consultative Approach:Ability to engage in consultative discussions, fostering collaborative environments.

About the Role Speechify is hiring an iOS Core Product Software Engineer in Helsinki, Finland. This position focuses on building and improving the core iOS product for a company known for its work in voice technology. What You Will Do Develop and maintain features for Speechify’s iOS application Work closely with engineers and designers to improve user experience and accessibility Help deliver reliable, high-quality software that meets the needs of Speechify users Location This role is based in Helsinki, Finland.

Join Aiven as a Senior Software Engineer and play a crucial role in designing and developing scalable software solutions. You will collaborate with cross-functional teams to enhance our cloud-based data infrastructure and contribute to innovative projects that impact businesses worldwide.

At Oura, we are on a mission to help individuals unlock their full potential. Our award-winning Oura Ring and its accompanying app provide users with insights into their readiness, activity, and sleep quality, enabling them to lead healthier lives. As a rapidly growing company, we prioritize empowering our team to perform at their best, both inside and outside the workplace. We are seeking a Senior Software Engineer specializing in DataFlow for Android to enhance our core components responsible for data management between our mobile app and the cloud. This hybrid role allows you to collaborate with our team in Helsinki while contributing to a dynamic and innovative environment.

Role overview Reaktor is hiring a Hands-on Software Architect in Helsinki. This position centers on designing and building scalable software systems. The architect works closely with cross-functional teams, guiding technical conversations and helping set the direction for digital product development. What you will do Design and implement software architecture for a range of projects Lead architecture discussions and decisions with development teams Work alongside colleagues from different disciplines to deliver quality products Mentor developers and support their technical growth Contribute directly to codebases and technical problem-solving Influence the evolution of Reaktor's technology stack Requirements Proven experience designing and implementing scalable software systems Ability to lead technical discussions and make architectural decisions Interest in mentoring and collaborating with developers Curiosity about new technologies and approaches This role is based in Helsinki.

Join our dynamic global team of over 400 professionals dedicated to advancing open-source technology and multi-cloud solutions. At Aiven, we empower developers, builders, and creators to bring their visions to life swiftly and seamlessly through our innovative cloud data platform that offers easy access to open-source databases, search capabilities, streaming, and application infrastructure. The Role: We are seeking a talented Senior Software Engineer to enhance our cloud operations platform by transforming top open-source technologies into seamless cloud services. In this role, you will contribute to the development and optimization of PostgreSQL services, focusing on scalability and reliability. Our ethos revolves around automation to eliminate repetitive tasks across our processes. Our backend systems predominantly utilize Python, with elements of Java, Go, and C. What You'll Do: Develop high-quality, maintainable code, delivering robust features. Engage in technical discussions and conduct pull request reviews. Participate in technical planning and manage the project backlog. Assist in troubleshooting and resolving client issues. Mentor junior engineers and foster their professional development. Automate processes to enhance operational efficiency. Enhance the scalability and reliability of PostgreSQL services. What We're Looking For: We encourage you to apply even if your background does not perfectly match our requirements; we are committed to investing in the professional growth of our team members. Must Have: Proficiency in Python programming. Over 5 years of experience with one or more of the following databases: PostgreSQL, MySQL, MariaDB, SQL Server, OracleDB. Knowledge of backup solutions and strategies. Strong understanding of Linux operating systems. Experience with automated testing frameworks. Familiarity with distributed systems. Proven track record in performance optimization, bug fixing, and addressing security vulnerabilities. Fluent in English, both written and verbal. Nice to Have: Understanding of software and network security. Experience with infrastructure as code practices. Familiarity with cloud DBAAS production environments. Experience in production software environments. Excited to Join Us? If you believe Aiven is the right fit for you, we invite you to apply and become part of our innovative team!

At Mapbox, we are revolutionizing the real-time location platform for the next generation of location-aware businesses. Our unique suite of tools empowers organizations to enhance the navigation of people, packages, and vehicles globally. With over 4 million developers choosing Mapbox, our platform stands out for its flexibility, robust security, and compliance with privacy standards. Companies leverage our applications, data, SDKs, and APIs to craft bespoke and immersive customer experiences.Our MissionData is the cornerstone of all that we do at Mapbox. It underpins every product we deliver, including maps, navigation, and search, providing direct benefits to our clients. The Roads Team is vital in developing comprehensive global road networks, enhancing both visual representations and navigational accuracy.Your RoleAs a Senior Software Data Engineer, you will be instrumental in advancing software technologies for top-tier road features, navigation systems, and high-definition mapping. You will collaborate with a talented, cross-functional team of dedicated professionals who are passionate about their work.In this position, your responsibilities will include:Taking charge of enhancing, scaling, and refining existing data processing pipelines.Designing and developing new data processing pipelines.Collecting and monitoring system performance metrics.Contributing to the conversation and implementation of security best practices.Key QualificationsStrong proficiency in at least one programming language (C++, Python, Scala, or Java).Experience with AWS services (S3, EC2, IAM, EMR, Glue, Athena, Kinesis) or other cloud platforms.Proficient in SQL with a solid understanding of SQL engine fundamentals.In-depth knowledge of distributed computing principles.Familiarity with at least one workflow management tool, such as Airflow, Oozie, or Luigi.Strong analytical skills and the ability to substantiate technical decisions.Creative, resourceful, and an innovative problem solver.Excellent verbal and written communication skills in English.

About AlphaSense: AlphaSense is the trusted platform for sophisticated companies seeking to eliminate uncertainty in decision-making. Our AI-driven market intelligence and search capabilities provide valuable insights from both public and private content, including equity research, company filings, event transcripts, expert calls, news articles, trade journals, and proprietary research content.The acquisition of Tegus by AlphaSense in 2024 enhances our commitment to empowering professionals with advanced AI-driven insights. This strategic partnership will further accelerate our growth, innovation, and content expansion, allowing users to access even more comprehensive insights across thousands of content sets. With a client base of over 6,000 enterprise customers, including a majority of the S&P 500, AlphaSense, founded in 2011 and headquartered in New York City, has expanded its operations globally, boasting over 2,000 employees across the U.S., U.K., Finland, India, Singapore, Canada, and Ireland. Join us on this exciting journey!The Role: We are searching for a dynamic Head of Engineering Productivity & Experience to spearhead the transformation of software development, testing, and delivery at AlphaSense. This impactful Director-level position will influence developer experience and engineering productivity across our global team of approximately 400 engineers through innovative platforms, cutting-edge tools, and enhanced engineering practices. Initially, you will lead a dedicated team of around 13 engineers while establishing the operational framework and future direction for the Engineering Productivity domain. Your mission is to formulate a strategy for an integrated platform ecosystem that connects AI-driven development, developer tooling, web infrastructure, and quality assurance automation. You will guide the advancement of platforms designed for high-confidence releases across local development environments, microfrontend delivery, and automated quality engineering, while collaborating closely with Site Reliability Engineering (SRE) and Cloud Platform teams to create a streamlined developer-facing CI/CD experience.A crucial aspect of your role will be to enhance the AI-assisted Software Development Life Cycle (SDLC). You will be responsible for defining and implementing AI-powered tools and workflows that significantly boost developer productivity and experience. Key focus areas include AI-assisted code reviews, test generation and coverage improvement, comprehensive developer documentation, and overall enhancement of the inner-loop development experience.

Embark on an exciting journey with ASM, where innovation meets a collaborative spirit.With over 55 years of pioneering experience, ASM stands at the forefront of technological advancements. Our diverse team of more than 4,500 professionals from 70 nationalities is driving significant trends in 5G, cloud computing, artificial intelligence, and autonomous driving. We pride ourselves on being more than just a tech company; we are committed to diversity, inclusion, and sustainability, aiming to make a positive impact globally. Our development programs are designed to support your career growth, fostering innovation and unlocking potential. Join ASM as a Senior Engineer I in Equipment Engineering and play a pivotal role in semiconductor innovation! In this hands-on, technology-rich position, you will work closely with our state-of-the-art thermal and plasma ALD systems, ensuring optimal performance of tools vital for next-generation chip manufacturing. You will engage in an expert R&D and engineering environment, tackling complex mechanical, electrical, pneumatic, and vacuum systems; troubleshooting precision tools; and assisting engineers with high-impact hardware and process challenges. Your responsibilities will include investigating alarms, performing preventive maintenance, assisting in the installation of new equipment, and conducting root-cause analysis, all of which directly contribute to ASM’s reputation for outstanding reliability and performance.If you are passionate about problem-solving, working with cutting-edge equipment, and contributing to innovations that power technology globally—from smartphones to autonomous vehicles—this role places you at the heart of it all. You will enhance your skills, collaborate with top-tier engineers, and make a tangible impact, all while learning from industry leaders.

About Speechify Speechify builds tools that make information accessible through audio. Users can listen to articles, documents, and books on the go or at their desks. The team focuses on making learning faster and more enjoyable. As a leader in audio information, Speechify continues to grow quickly. Role Overview The Senior Software Engineer, Core Experiences, joins a team responsible for the core services and SDKs that power Speechify’s products across multiple platforms. This position suits engineers who enjoy working where product and infrastructure meet. The work centers on designing reliable APIs and efficient systems that improve how users interact with Speechify. What You Will Do Work with Product Teams to define project scopes, streamline processes for faster customer feedback, and solve integration or UX challenges using Speechify’s cross-platform SDK. Improve existing features by designing efficient abstractions and enhancing algorithms, aiming for faster load times and smarter parsing. Write cloud functions, lightweight backend services, and job tasks, primarily using Kotlin. Location This position is based in Helsinki, Finland.

Role overview As a Mobile Software Architect at airapps in Helsinki, this role sets the technical direction for mobile products. The architect establishes a solid architectural base for both new and ongoing applications, directly shaping project outcomes and the company’s technology landscape. What you will do Create architecture for mobile apps that provide dependable and engaging user experiences Advise development teams on technical decisions and best practices Apply expertise to raise the quality and scalability of airapps’ platforms Take an active role in technical planning and project success Location This position is located in Helsinki.