Proekspert

Product Security Specialist

Proekspert

About the company Proekspert is a fast-growing IT company providing tailored, high-impact solutions for the manufacturing and smart device industry across Europe. The role We are looking for a Software Development or Systems Engineer with practical experience in the IEC 62443 standard or another cyber security standard/ EU Machinery Regulation (MR 2023/1230). We expect the person to have experience in IT/OT systems. A suitable candidate should have the ability to understand the client's business, products, and related cybersecurity needs and consult clients and support development teams. Your work will be focused on the following: Advising and consulting clients in the field of Device security and compliance with IEC 62443 and other related standards and the EU Cyber Resilience Act (CRA). Component/system cybersecurity risk assessment. Threat modelling & secure architecture review. Embedded Software Development to meet IEC62443-4-2 compliance. Cross-Functional Collaboration: translate complex regulatory and engineering language into actionable tasks/goals and brief the executive team on compliance risks. Qualifications You'll Excel in This Role If You Have: Experience working with a cybersecurity standard or framework like: (NIS2, NIST Cybersecurity Framework, IEC 62443 series, ISO/IEC 27001 & 27002). Technical Literacy: a solid understanding of the Software Development Life Cycle (SDLC) and how hardware/software vulnerabilities are exploited. Excellent spoken and written English (with the ability to explain "the why" behind compliance to technical and business stakeholders who have limited know-how of cybersecurity. Bachelor's degree in Computer Science or related field. Additional information Nice to have skills: Understanding vulnerability management, EU CRA regulation, SBOM management. Vulnerability scanning solutions. Previous experience with C/C++ Radio Equipment Directive (RED). Understanding of the Software Development Life Cycle (SDLC) and how hardware/software vulnerabilities are exploited. Estonian language.

Senior .NET Software Engineer

Proekspert

About the company Proekspert is a fast-growing IT company providing tailored, high-impact solutions for the manufacturing and smart device industry across Europe. The role Are you a Senior Engineer who wants to own systems end to end? Not just write the code, but stand behind its design, quality, and how it holds up in production? You care about the real-life projects that positively impact and improve the everyday life of thousands of users? Then this challenge is for you! Our team builds and operates a cloud-native IoT solution that connects tens of thousands of HVAC (heating, ventilation, and air conditioning) devices directly to the Cloud. It allows remote monitoring, control, and optimization of installations in the field, real-time performance tracking, and energy consumption analysis. It is also a central platform behind a range of consumer and service-partner applications. These run on the web and mobile, across multiple brands and markets. The product is used by technicians and end-users worldwide. What is the project about? Since 2018, Proekspert collaborates with a leading global HVAC manufacturer to design, build, and run the Cloud platform behind their connected devices. The solution keeps tens of thousands of devices connected in real time. The client’s technicians and end-users get round-the-clock control, monitoring, and performance insight. The platform has been a business-critical component in production for years. Behind it is a demanding, high-throughput backend that handles thousands of requests per second in real time. Keeping a mission-critical system reliable at scale takes resilience and quality engineering. The team handles its continuous development, new functionality, maintenance, and 3rd level support. Technologies: .NET 8 / C#, Entity Framework Core, Azure (AKS, Service Bus, Event Hub, App Service, Notification Hub, Key Vault, Blob Storage, Application Insights, WebJobs), MS SQL, Docker, Kubernetes, OAuth 2.0, JWT, RBAC, REST API, JSON-RPC, WebSocket, CI/CD (TeamCity), IaC (Bicep, Kustomize) What will you do? Own features end to end, from technical analysis and solution design at the early request stage through delivery. Stand behind their quality, fit for purpose and long-term maintainability. Drive software design and architecture for a scalable, secure platform. Consult the client on the best technical solution for what the project actually needs. Build and run global live services, setting up, configuring, and maintaining the solution in Azure. Applying DevOps practices to new and existing services. Ensure quality through automated tests. There is no separate manual QA, so every engineer stands behind their own work. Monitor systems proactively. Flag and resolve issues or improvements before they become problems. Plan, propose, and implement new features. Communicate directly with the client on the features you own. Help shape the teams technical direction by challenging assumptions and proposing best solutions. Use AI tooling to draft, generate, test, or summarise while reviewing the result and owning every decision yourself. Qualifications We are looking for a team member who: Has 6+ years of experience as a Software Engineer, including at least 4 years of hands-on development in .NET and C#. Has strong software design and architecture experience. Is able to reason about their decisions. Has comprehensive practical knowledge of MS Azure and is able to propose architecture, set up the platform, and implement changes and updates. Has worked with distributed systems and has the appetite for large and complex ones. Can self-prioritize, make decisions independently, and support the team’s shared decisions. Chooses and utilizes the right tools, including AI tooling, to get the best result while owning the decisions. Has excellent cooperation and communication skills while being able to consultatively approach the client. Can present, explain, and defend a point of view. Is fluent in English and Estonian. Additional information Founded by engineers for engineers, Proekspert is a place that encapsulates their vision of an ideal working environment. We value individual freedom, decision-making and proactiveness. This team owns the majority of its own decisions, from technologies it uses, what ceremonies and processes to have and how to work together for the best possible result. What we offer: Meaningful, steady work with real-world impact in projects that improve everyday life of thousands of users and the world. Having real autonomy by organizing your own work without unecessary bureaucracy. An experienced team who support and mentor each other. We value the well-being of our people and their families. An exciting benefits package.

Senior Data Engineer

Proekspert

About the company Proekspert is an IT company providing tailored, high-impact solutions for the manufacturing and smart device industry across Europe. The role We are looking for a Senior Data Engineer . This role combines software engineering, data architecture, cloud technologies, and platform thinking to create scalable solutions. You will work on various client projects in close collaboration with our analytics, software, and client teams. Your work will be focused on the following: Act as a seed (technical contributor) in new projects. Support sales activities (participating in proposals, client meetings, and workshops). Build reliable data products and pipelines that support efficient and dependable data flow. Design scalable data models and Data Warehouse architectures to make data easier to access, understand, and trust. Develop modern ETL/ELT solutions to automate manual processes and improve operational efficiency. Enable real-time insights by building streaming and event-driven data solutions. Improve the resilience, performance, and scalability of data platforms through modern cloud technologies. Apply engineering best practices such as CI/CD, testing, automation, and version-controlled development. Partner with analysts, engineers, and business stakeholders to solve complex data challenges. Help shape the future roadmap and data architecture across growing industries. Qualifications You'll Excel in This Role If You Have: At least 5 years of work experience in this role, with involvement in 2-3 different large-scale and complex systems projects. Experience with cloud platforms (Azure, AWS, GCP). Experience with cloud data platforms (Snowflake, Databricks, and MS Fabric). Experience with data orchestration tools (Airflow, Dagster, Flyte). Experience with data transformation and ETL/ELT tools (dbt, Talend, AWS Glue, and Matillion). Experience with data streaming and processing technologies (Kafka, Azure Event Hubs, Spark). Experience with containerization technologies such as Docker and Kubernetes. Experience with Data Warehouse modeling methodologies (Kimball and Data Vault). Experience with DevOps and GitOps practices, especially for enforcing data governance, security, and automated compliance rules. Strong SQL and Python skills, with proven experience building and maintaining data pipelines or platform services. Previous experience with AI development tools. Willingness to connect and communicate directly with the customer side. Desire to find the best possible solutions. You are motivated, self-directed, and proactive. Great cooperation and communication skills. Very good written and spoken English. Bachelor's or Master's degree in IT. Nice to haves: Familiarity with modern data architecture paradigms such as Data Mesh. Experience with business analytics. Experience with legacy database engines. Estonian language. Additional information What do we offer? Meaningful work with real-world impact. A collaborative, supportive team that values action and continuous improvement. We care deeply about the well-being of our people and their families. An exciting benefits package.

Delivery Lead

Proekspert

About the company Proekspert is a fast-growing IT company providing tailored, high-impact solutions for the manufacturing and smart device industry across Europe. The role We're looking for a Delivery Lead who combines architect-level technical expertise, team leadership experience, and strong client-facing skills. You'll be responsible for ensuring successful delivery across projects in the Business Unit- from technical pre-sales to solution design and execution. You'll work closely with engineering teams, shaping solutions, guiding implementations, and building trusted relationships that support long-term success. Your work will be focused on the following: Lead architecture, planning, and execution across multiple projects within the Business Unit scope. Be the technical voice in customer meetings- support sales, validate needs, and translate them into viable solution approaches. Guide and mentor delivery teams, removing blockers and keeping focus on delivery. Create people's development plans, knowing the technology trends, needs and creating individual plans for people according to the technologies and competencies needed in the Unit. Ensure engineering quality, architectural soundness, and scalability of delivered solutions. Oversee project health across the lifecycle- onboarding, execution, and ramp-down. Align delivery practices with business goals- balancing speed, quality, and maintainability. Drive continuous improvement through knowledge sharing and engineering best practices. Qualifications You'll Excel in This Role If You: Have a solid technical foundation and hands-on experience as a Solution Architect or Senior Engineer. Have led small team(s) and have leadership and mentorship skills with the ability to inspire engineers and help them grow professionally. Can confidently participate in technical pre-sales, solution planning, and client communication. Understands both technical detail and business context, and can act as a bridge between the two. Have great collaboration and communication skills, and the ability to influence and collaborate with different stakeholders. Have strong analytical skills to identify and resolve technical challenges and roadblocks. Show initiative, learn continuously, be curious and care about delivering impactful results. Have a Bachelor's degree or higher in Information Technology or a related field. Excellent spoken and written English. The Estonian language is a plus. Additional information What we offer: Meaningful work with real-world impact. We care deeply about the well-being of our people and their families. Inspiring community and teams that support and mentor you. An exciting benefits package, including a personal growth budget and profit-sharing.