Top Software Engineer Jobs in Bucharest

The Software Engineer will enhance mobile platform capabilities, manage integrations, collaborate across teams, and optimize application performance for millions of users.

Train LLMs to produce production-grade code by comparing and ranking snippets, repairing and refactoring AI-generated code, and injecting reviewer feedback into the RLHF pipeline. Provide clear written justifications and spot logic, performance, and security issues while working remotely as a 1099 contractor.

Review, rank, and improve AI-generated code across languages, focusing on Ruby. Repair/refactor code, provide detailed written justifications, and inject ratings/edits/test results into the RLHF pipeline to help train models.

Evaluate and improve AI-generated code: compare and rank snippets, repair and refactor for correctness, efficiency, and style, and inject detailed feedback and test results into the RLHF training pipeline as an asynchronous remote contributor.

Review, rank, and improve AI-generated code to train LLMs: compare implementations, repair/refactor for correctness, efficiency, and style, and provide detailed feedback for RLHF pipelines. Work asynchronously as a remote contractor, injecting ratings, edits, and test results to improve model outputs.

Evaluate, rank, repair, and refactor AI-generated code to improve correctness, efficiency, and style; provide detailed written feedback for RLHF pipelines; and help maintain the code-evaluation and training workflow remotely.

Review, rank, repair, and refactor AI-generated code to improve correctness, performance, and style. Provide detailed written feedback and edits for RLHF pipelines, converting expert judgments into signals used to train models. Work asynchronously as a remote 1099 contractor.

Develop and maintain SimKit, a Go-based CLI that orchestrates Docker containers for local production-like environments; deliver features, support users, and mentor junior engineers.

This role involves developing scalable back-ends and microservices, creating optimal architecture, and collaborating with teams to build resilient APIs and systems while ensuring performance and stability.

Responsible for building scalable distributed systems, mentoring teammates, innovating on technical solutions, and improving team processes. Requires expertise in backend languages, especially Golang and Typescript.

Responsible for system architecture and design, implementing software, analyzing customer requirements, managing project timelines, and mentoring engineers.

The role involves leading software architecture for automotive telematics, managing internal development teams, coding, testing, and mentoring engineers.

The Lead Software Engineer will design and implement high-quality tech solutions, mentor teams, and collaborate with stakeholders for the Accounting Domain.

Develop, deploy, and maintain backend services for domain ordering (primarily Perl); integrate third-party JSON/XML/REST APIs; build services in PHP/Go; design and optimize MySQL schemas; troubleshoot Linux services; improve CI/CD and document architectural decisions.

Design, build, and operate backend services in Java and Node.js (API-first). Implement features, ensure code quality and testing, participate in architecture, mentor juniors, and collaborate with Product and DevOps teams in an agile environment.

Develop cloud-native platform components, services and APIs in Go and Python to integrate GenAI/ML services. Participate in full development lifecycle, collaborate with product and architecture teams, and ensure scalable, microservice-based implementations deployed on Docker/Kubernetes.

Develop and evolve the Communication Platform backend using Java and Spring Boot, collaborate across teams to roll out the platform to new brands, contribute to technical design and reviews, support frontend work with React, and help build a scalable, reliable international Marketing Hub.

Develop, test, deploy and maintain enterprise-level infrastructure tools used by system and network administrators. Design technical solutions, implement features in C++ (and Python), set up CI/CD pipelines, write unit/integration tests, ensure performance and scalability, and collaborate with local and international teams in Agile ceremonies.

Design, develop and maintain web applications using C# and Vue.js. Collaborate with teams to deliver features, mentor junior developers, and ensure code quality.

As a Senior Software Engineer, you will develop and improve a Java enterprise application using scalable, high-performance methods, mentor others, and collaborate cross-functionally to resolve issues and enhance product features.

The role involves designing and implementing features, debugging, maintaining documentation, and collaborating with the community in the Mir graphics stack.

As a Software Engineer, you will build and develop the Mindly product, focusing on user needs, implementing reliable code, and collaborating with cross-functional teams.

Develop and maintain components of the Elektron real-time data distribution system. Collaborate with product owners, architects, and global teams, apply Agile/TDD/BDD, ensure quality, security, CI/CD automation, and keep documentation and knowledge base up to date.

Design, develop, and support clinical trial software, ensuring high-quality code delivery while assisting with troubleshooting and documentation.

Join an Agile team as a Junior Developer to design, develop, and maintain software, ensuring customer satisfaction throughout the product lifecycle while collaborating across product teams.