Top Software Engineer Jobs in Romania

Lead optimization of concurrent systems, scale backend microservices, and collaborate with developers and engineers on deployment for retail solutions.

Develop and improve algorithms for automated treatment-planning software using modern C++ (C++17+). Work in an agile team, engage with clinical experts and product owners, design and implement complex algorithms, create prototypes, participate in architecture and code reviews, write tests and technical documentation, follow medical-device regulatory guidelines, mentor peers, and support production monitoring and maintenance.

Develop, test, and deliver C++ features for a Windows-based 3D CAD system and supporting cloud services. Implement and prototype functionality, improve algorithms for performance, write unit tests, participate in code reviews, and collaborate with QA, product, and cross-functional teams to clarify requirements and ensure high-quality releases.

Lead design and execution of test plans for 3D CAD applications, APIs and AI features. Develop and maintain Python-based automated tests, manage datasets for AI, validate AI algorithms, set up CI, perform non-functional testing, analyze results, and collaborate with cross-functional teams to ensure production-ready releases.

Develop and improve algorithms for automated treatment planning software for Invisalign. Participate in end-to-end development, design, prototyping, code reviews, testing, documentation, and production support. Collaborate with clinical experts and product teams, implement complex algorithms in modern C++17 with full test coverage, follow medical-device regulatory and quality guidelines, mentor other developers, and drive performance, reliability, and architectural improvements.

Lead end-to-end design and delivery of customer-facing features in C++ and Go, implementing high-performance 3D geometry and numerical algorithms, owning architecture and technical decisions, mentoring engineers, coordinating cross-team dependencies, ensuring testability and regulatory traceability for medical software.

Develop and modernize clinical research software using C++ and Go; maintain legacy code, implement unit/integration tests, ensure regulatory compliance, collaborate with cross-functional teams, and use AWS, Kubernetes, Docker, and CI/CD in an Agile/Scrum environment.

Build and ship browser-based 3D interactive features using React, Three.js, and WebGL; integrate frontend with a C++ computational backend on AWS; use AI tools (Claude Code) to accelerate development; prototype AI-powered product features; and collaborate with clinical scientists, UX, ML engineers, and QA.

Lead end-to-end delivery of customer-facing features, designing and implementing 3D geometric and numerical algorithms in C++, contributing to Go backend services, leading architecture decisions, mentoring engineers, collaborating with QA/SQA, and maintaining regulatory traceability for medical software.

Senior full-stack product engineer owning features end-to-end: research customer problems, write product specs and wireframes, design and implement frontend and backend solutions, collaborate with product, design and infra, and ship high-quality, scalable features for tens of thousands of users.

Senior full‑stack product engineer owning large product areas end-to-end: research, specs, wireframes, implementation, and shipping reliable features. Collaborate with product, design, and infra; balance speed and quality; solve ambiguous customer problems and build scalable abstractions.

Design and implement scalable, high-availability CRM software using AI-driven approaches. Produce clean code, unit tests, participate in code reviews and Scrum ceremonies, identify/fix bugs, mentor teammates, and champion use of Generative AI tools across the SDLC.

Design, implement, and optimize Elasticsearch core storage and query engine for observability workloads. Lead architecture, resolve performance bottlenecks in indexing, serialization, and resource utilization, mentor engineers, drive cross-organizational initiatives, collaborate globally on issues and PRs, and write idiomatic modern Java.

Improve reliability, observability, and scalability of Enode's connectivity layer. Build and maintain API integrations with OEMs and energy partners, reduce incidents, enhance monitoring and alerting, drive complex projects to release, uphold code quality and testing, collaborate with product, and mentor teammates while applying AI tooling strategically.

Architect and build core Decision Intelligence platform capabilities: heterogeneous data integration, semantic modeling, simulation and optimization services, scalable distributed backend systems, AI/ML and LLM-powered production deployments, data pipelines, and operational tooling. Provide technical leadership, own full lifecycle from design to production, improve reliability, observability, and drive engineering excellence.

Lead the design and development of Windows desktop applications, ensuring performance, accessibility, and maintainability. Collaborate with teams on feature planning and take full ownership of feature lifecycles, from design to release.

The Senior Software Engineer will design and maintain foundational services, optimizing functionality and delivering solutions for Speechify's product experience through collaboration and system design.

The Senior Software Engineer will enhance Speechify's product experience by building foundational services and SDKs, optimizing functionalities, and collaborating with product teams.

As a Senior Software Engineer, you will build scalable distributed systems, improve developer experience, mentor peers, and lead incident responses.

The SDET will ensure quality for cybersecurity features by designing test strategies, building frameworks, and conducting various tests within a remote team setting.

Develop cloud-native production systems that process large data volumes. Engage in backend development with Rust and frontend with Angular. Collaborate on product development.

Lead and own platform architecture across Infrahub ecosystem, implement high-impact architectural improvements, reduce technical debt, champion AI-first engineering, provide hands-on technical leadership, mentor engineers, and collaborate with product and leadership to ensure scalable, extensible systems.

Own and improve core scraping and job-execution infrastructure for high-throughput distributed workloads. Design fault-tolerant, observable systems, lead reliability and scaling efforts, define SLAs, run incident response, mentor engineers, and contribute to architecture decisions to maximize throughput and platform availability.

Lead architecture and technical direction across the full stack, solve ambiguous cross-cutting problems, deploy LLM-powered features into production, improve reliability and scale, mentor engineers, and make strategic build/buy and platform decisions that shape long-term product delivery.

The Software Development Engineer III will enhance frontend features in web applications, modernize existing systems, and ensure a high-quality user experience while collaborating closely with teams.