Senior Fullstack IoT Engineer
Posted bythe hiring team· 2 days ago
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Posted bythe hiring team· 2 days ago
Senior Fullstack IoT Engineer
USD 42,915 – USD 72,626
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About this role
Responsibilities
We are looking for a strong backend and cloud engineer with deep experience in IoT and distributed systems who wants to shape and scale modern cloud-native platforms.
You will design and evolve IoT and cloud architectures at OBI Smart Technologies Poland, working across device communication, telemetry processing and automation workflows. You act as a technical driver within the team, contributing to architecture decisions and ensuring scalable, secure and production-ready solutions across AWS environments.
Your key responsibilities include:
Design and develop scalable backend services using TypeScript, Node.js, NestJS and Fastify within distributed systems.
Lead the design and evolution of REST APIs using OpenAPI standards and robust validation and versioning strategies.
Design and operate AWS-native IoT and event-driven architectures using IoT Core, MQTT, Lambda, Kinesis and related services.
Build scalable data processing and automation workflows for telemetry and energy-related data using Timestream, SQS and streaming services.
Design and optimize persistence layers using PostgreSQL or Aurora and ensure data consistency and performance.
Own infrastructure and deployment design using Terraform or OpenTofu, Kubernetes, Helm and GitLab CI/CD pipelines.
Drive engineering best practices, observability, reliability and security standards while supporting GDPR-related backend processes and mentoring team members.
Benefits
Motivizer Benefits Platform to choose and manage all your benefits in one place. You receive a budget (550 PLN monthly). You can choose medical care package, meal tickets, sports cards (we have Multisport and on preferential terms, we have membership cards to one of the most popular Gyms), cinema tickets, shop vouchers, discounts and many more.
Language Courses – you'll have access to a multi-language learning platform enabling you to practice your language skills and learn new ones!
Regular and systematic further training opportunities - both internally and from external providers. We support your ongoing learning and development.
Cooperation within an internal community is our everyday reality. We have networking events, coding challenges, and company parties for different occasions.
Qualifications
Completed university degree in Computer Science or a comparable technical field.
5+ years of professional experience in backend engineering with strong expertise in TypeScript and Node.js.
Strong hands-on experience with NestJS and designing scalable REST APIs in production environments.
Deep experience with AWS cloud services including IoT Core, Lambda, Kinesis, SQS, Timestream, IAM and CloudWatch.
Strong experience with infrastructure as code, Kubernetes, containerization and CI/CD pipelines.
Solid understanding of distributed systems, event-driven architectures and IoT communication patterns such as MQTT.
Ability to translate complex business requirements into scalable technical solutions.
Fluent communication skills in English and Polish and availability to work in a hybrid mode with 1–2 office visits per week.
About OBI Smart Technologies
WHO ARE WE:
We are a joint venture between OBI and Reply Group, responsible for co-designing, building and operating mission-critical digital platforms for commerce, customer service, and omnichannel retail.
OUR MISSION:
"We unite technology leadership with deep retail vision to implement standardized processes and scalable digital products that drive efficient support for one of Europe’s largest DIY retailers. Leveraging proven best practices, we advance the internationalization of products and the digital mindset of our partners, delivering consistent and business-critical solutions to support the targets of our customer."
The Senior Fullstack IoT Engineer role with the hiring team offers USD 42,915–72,626 per year. Salary information is published as part of every JobRemotely listing so candidates can self-screen before applying.
Yes — the hiring team has marked this Senior Fullstack IoT Engineer role as open to candidates based in Poland. Eligibility requirements are surfaced in the JobPosting structured data on the listing.
The hiring team uses the JobRemotely structured hiring pipeline: candidates apply through the listing, complete a paid test task or screening, and only then proceed to interviews. This skips the resume black hole and respects everyone's time.
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