frontend developer English-speaking jobs in Lappeenranta

Develop and apply CFD and heat transfer simulations, with a focus on free surface modeling for various applications. Research and development in the area of CFD and heat transfer, specifically in glass and polymer forming. Utilize fluid mechanics modeling to understand process performance, optimize parameters, and improve designs. Provide expertise and recommendations on new capabilities or method developments related to glass and polymer forming.

Lead and grow Welado's Energy & Industrial Business in Finland. This role requires a strategic leader with commercial drive and execution ability to build a team, develop offerings, and drive profitable growth.

Design, develop, deploy, and maintain cloud-based applications using React, Node.js, and cloud platforms like GCP, Azure, or AWS. Build scalable, secure, and efficient solutions. Manage and optimize cloud environments and deployments. Collaborate in agile development teams.

Senior Software Engineer will contribute to Mozilla's localization infrastructure, including open source libraries and tools. Responsibilities include improving localization within Firefox, collaborating on Pontoon features, and engaging with the volunteer localization community. Strong Python and JavaScript experience, web technologies knowledge, and open source development experience are required.

Portfolio Manager to oversee and grow ICECAPITAL's initial Helsinki-region commercial real estate portfolio. Responsibilities include value-add projects, investor reporting, financial modeling, and client communication. Requires 5+ years of real estate experience, master's degree, and strong analytical skills.

Leads strategic initiatives and ensures execution to drive business growth in the Thruster Systems Business Unit. Collaborates with sales, customers, and partners to develop and implement growth strategies. Analyzes market segments and supports product strategy development.

Statistician to design and carry out statistical analyses and standard reporting to support data-driven decision-making in pharmaceutical manufacturing and operations. Collaborate with stakeholders in Production, Operations Development, and other Global Operations functions.

Lead the development of sustainable and profitable future food value chains. Research Professor will focus on efficient utilization of raw materials, value chain innovations, and integration of circular economy and cellular agriculture solutions. Requires a doctoral degree in a relevant field and a strong track record of research leadership and funding acquisition.

This role focuses on improving claim handling services by simplifying, speeding up, and streamlining processes. The Nordic Business Developer will analyze data, work with teams to identify process optimization opportunities, and deliver key improvement projects across the Nordic region.

Staff Test Engineer to own RAN testing for NR-NTN products. Develop test plans, build automated test frameworks, and analyze protocols to ensure quality. Requires 6+ years of experience testing 4G/5G wireless networking products, deep knowledge of 4G/5G protocols, and hands-on experience with UE simulators and test automation tools.

Leads the People & Culture agenda for Stora Enso's Business Unit Imatra, driving the people strategy and collaborating with senior business leaders. Manages a team of People & Culture professionals across Finland, Estonia, and Latvia. Develops and executes initiatives for leadership development, talent management, and organizational design. Ensures alignment with Stora Enso's values, objectives, and priorities.

Leads, develops, and executes market and customer strategy for Finland, partnering with key customers and influencing the overall customer agenda. Sets and manages team to deliver sales, margin, and profit goals. Develops and implements customer strategies and leads a team of associates. Requires a degree, strong analytical and communication skills, and significant customer experience.

Snowflake is seeking data experts to help customers on their data journey with the Snowflake Data Cloud. This post-sales role involves building data platforms, migrating data, and providing guidance on best practices. Experience with cloud platforms (AWS, Azure, or GCP), data security, and data governance is beneficial. SQL knowledge is required, and experience with Python, Java, Scala, or Spark is a plus.

Senior Firmware Engineer will lead firmware bring-up for new hardware prototypes, develop and maintain low-level drivers, and implement factory test firmware. Requires 5+ years of firmware development experience, strong embedded C/C++ skills, and proven hardware bring-up experience.

Senior Full-Stack Engineers will join a team of 5 focused on growing MeetingPackage's integration portfolio. The team utilizes Node.js, Fastify, Express, React, TypeScript, PostgreSQL, MySQL, Docker, and AWS. Experience with third-party APIs, integration of external systems, and clean TypeScript development is required.

Designs and delivers production-grade AI and agentic applications at enterprise scale. Builds applications with agents that reason, plan, use tools, and work together. Establishes best practices in MLOps and LLMOps.

Ensures quality and compliance of outsourced analysis for Orion products in a GMP regulated environment. Collaborates with cross-functional teams, participates in investigations, and supports laboratory audits.

Lead Engineer to manage technical solutions for hydropower projects, ensuring cost-effectiveness and meeting customer needs. Requires experience in electrical engineering, hydropower, and project management. Fluency in Finnish and English is required.

Project researcher for the JOUKoDED project at LUT University's Laboratory of Laser Processing and Additive Manufacturing. Responsibilities include device testing, process development, reporting results, and contributing to scientific publications.

This role involves promoting, demonstrating, and selling diagnostic and refraction equipment to ophthalmologists, hospitals, and opticians in Finland. Responsibilities include customer visits, training, and representing the company at events. The ideal candidate is a qualified Optometrist with clinical experience or experience in the medical devices industry. Strong communication, organization, and computer skills are required. Fluency in Finnish and English is essential.