ruby English-speaking jobs in Lahti

This API Product Manager role focuses on governance and lifecycle management of APIs across If's business areas and countries. You will collaborate with developers, architects, legal, and business stakeholders to ensure APIs are secure, scalable, and aligned with evolving business needs, including AI integration and IAM/security standards.

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.

As a Software Infrastructure Engineer, you will plan and solve tasks related to building, improving, and monitoring CI/CD tools. You will have solid experience in building and maintaining CI/CD pipelines, good understanding of Linux operating systems, and experience with programming and scripting languages.

Leads and manages large-scale, complex data center projects from feasibility through completion. Develops project strategies, plans, and budgets. Monitors progress, manages risks, and prepares reports.

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.

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.

The University of Oulu seeks a Marie Skłodowska-Curie Postdoctoral Fellow to conduct research on sustainable energy and sustainability transitions. The successful candidate will work with the Sustainable Energy Business Research Group.

Technical Specialist will contribute to the operation and development of Elisa's fixed broadband core functions, supporting stable, high-performing broadband access. Responsibilities include BNG & Broadband Network Operations, Automation & Tools Development, and Access & Authentication.

The University of Oulu seeks a Postdoctoral Researcher and Doctoral Researcher to join the Department of Anthropology. Successful candidates will develop and implement their own research plan within the "Safeguarding biodiversity through interdisciplinary research on habitat restoration" (SAFIRE) program. Research will focus on the relationship between humans and aquatic ecologies in the Nordic and Arctic regions, examining knowledge production and practices from technoscientific, regulatory, citizen, and indigenous perspectives. Applicants must have a doctoral degree (Postdoctoral) or master's degree (Doctoral Researcher) in a relevant field and experience in qualitative social scientific research.

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.

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.

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.

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

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.

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.

Senior Partner Sales Manager will build relationships with Global System Integrator partners, increase Canonical market share, and evangelize the partnership. They will negotiate contracts, work with marketing and sales engineering, and lead executive interactions.

Doctoral researcher position focused on choline in plant-based foods. The project will investigate the enhancement of choline in plant-based foods, particularly legumes, to support a healthier European population. Responsibilities include conducting research, publishing results, and participating in training and dissemination activities. Applicants must have a two-year master's degree in Food Sciences or a related field and meet the European Commission's MSCA Doctoral Network eligibility criteria.

Freelance AI trainer needed to design and develop computationally intensive Python problems for testing AI systems. Requires expertise in statistics, Python (NumPy, SciPy, Sympy), and strong written English.

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 Developer, Business Intelligence will design, develop, and maintain scalable BI solutions using Power BI and Microsoft Fabric for the Commercial & Operations portfolio. The role requires expertise in semantic model creation, performance tuning, and deployment automation within Microsoft Fabric. Collaboration with data engineering, operations, and product management teams is essential.