freelance English-speaking jobs in Kerava

Senior Game Developer to maintain, scale, and optimize hit mobile games. Architect and write robust code, implement performance optimizations, and identify technical debt. Advanced Unity knowledge (7+ years), C# scripting, and experience with mobile game development required.

Execute purchase orders, ensure on-time delivery, and serve as the main contact for suppliers. Participate in supplier and process development.

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.

Lead a team of 10 account directors, managing sales targets and account management quality for large corporate clients. Drive sales excellence, emphasizing value-based selling and customer understanding.

Infosys seeks a Senior Principal Technology Architect – SAP to lead complex SAP transformation programs. Responsibilities include designing and governing SAP solutions, driving project execution, and acting as a trusted advisor to clients. Requires deep SAP technology expertise, thought leadership, and a strong track record of successful implementations.

Full-time biology and ESS teacher for preliminary and IB DP classes. Must have a master's degree, 60 ECTS credits in pedagogical studies, and 120 ECTS credits in biology or geography/environmental sciences.

Executive Assistant provides administrative, event planning, and customer service support. Manages calendars, correspondence, meetings, and HR processes. Requires proven experience, strong communication skills in Finnish and English, and proficiency with AI tools.

Finance Controller needed for 12-month fixed term contract at Škoda Transtech. Responsibilities include month-end closings, cash flow forecasting, stock accounting, project controlling, and audit support. Bachelor's degree in Finance and 3-5 years of accounting or controlling experience required.

Senior Backend Engineer to design, scale, and build backend services, data pipelines, and APIs for a 3D reality capture platform. Responsibilities include API design, data pipeline development, microservices architecture, and infrastructure improvements on AWS. Requires 8+ years of professional software development experience with Python backend development, microservices, and REST API design. Strong knowledge of PostgreSQL and data modeling is essential. Experience with geospatial or GIS technologies and 3D data processing is a plus.

Build and evolve APIs, SDKs, and platform integrations for feature engineering workflows. Shape user-facing tools and collaborate across the ML lifecycle.

Senior System Specialist to maintain and develop Windows-based production environments. Responsibilities include managing Active Directory, handling incident tickets, deploying servers, and collaborating with a team. Requires 5+ years of experience with Windows Server, Active Directory, PKI, NPS, WSUS, Citrix, VMware, and Dell servers.

Lead the development of a cloud-native platform combining React/TypeScript frontend, Python backend, AWS/Kubernetes, and quantum/HPC integrations. Drive secure identity, reliability, and engineering standards. Translate product requirements into scalable solutions and collaborate cross-functionally.

As a Business Development Representative, you will prospect for new customers, qualify leads, and collaborate with sales to drive growth. You will utilize sales tools, track performance, and contribute to a team-oriented environment.

Leads the Service Sales team in Finland, implementing service sales strategy and exceeding targets for the full service portfolio. Manages customer relationships, identifies new business opportunities, and collaborates with internal and external stakeholders. Requires a strong background in service sales, IB management, and the energy sector.

Software Engineer needed for a fixed-term role (May 2025 - February 2027) to design, build, and maintain Gubbe's full tech stack. Responsibilities include developing frontend interfaces, backend services, and APIs, and working closely with stakeholders. Must have full-stack development experience, experience with PostgreSQL and AWS, and strong problem-solving skills. Fluency in Finnish and English is required.

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.

Coordinate multidisciplinary BIM models for a large-scale data center project. Ensure model quality, manage standards, and facilitate collaboration between design and construction teams.

DataTribe Collective seeks a volunteer Social Media & Community Manager to manage online presence, create content, engage members, and collaborate on marketing strategies.

Own and scale Bob W's global performance marketing engine. Drive growth across paid channels, manage budgets, and analyze data to optimize ROI. Collaborate with cross-functional teams to build and execute performance marketing roadmaps.