MongoDB Logo

MongoDB

Senior Software Engineer, Query Execution

Posted 5 Hours Ago
Be an Early Applicant
Easy Apply
Remote or Hybrid
Hiring Remotely in Germany
Senior level
Easy Apply
Remote or Hybrid
Hiring Remotely in Germany
Senior level
Develop and maintain MongoDB’s distributed query execution engine. Responsibilities include writing high-quality C++ code, implementing query execution algorithms and language features, improving performance and robustness, diagnosing query issues, testing, code reviews, and supporting large-scale software. The engineer will collaborate with peers, independently deliver complex functionality, lead major features, and mentor newer engineers.
The summary above was generated by AI

The MongoDB Query Execution Team is hiring software engineers who want to join us in developing a high performing, reliable and modular distributed query system. Our engineers work on implementing and maintaining execution algorithms, building new query language features, tuning database performance, and more to power our customers' critical workloads.

This role can be based remotely in Germany.

Position Expectations
  • Understand and improve current functionality of the MongoDB query engine
  • Contribute high quality C++ code and give and solicit feedback in code reviews
  • Identify, design, implement, test, and support new features related to query performance and robustness, query language enhancements, diagnostics for query performance problems, and integration with other products and tools
  • Work constructively with peers to deliver excellent technical solutions
Candidate Profile
  • 5+ years of experience in systems programming
    • Experience in databases and/or data management systems is a huge plus, but not a requirement
  • Hands-on experience building industrial-strength software
  • Solid computer science fundamentals, with strong competencies in data structures, algorithms, and software design/architecture
  • Experience with large code bases, preferably in C++, C, Rust or a similar compiled language
  • B.Sc in Computer Science or similar field, or equivalent practical experience
  • Interest in the theory and practice of database query engines. Hands-on experience or M.Sc./Ph.D in the domain is a plus
Success Measures
  • In three months you’ll have contributed to the development of a project slated for the next major version, as well as fixed a few bugs in a minor version of our latest stable release series
  • In six months, you’ll have taken on code review responsibilities and are independently delivering complex functionality and squashing bugs independently
  • In twelve months, you’re leading the development of a new major feature and are helping to mentor new engineers on the team
About MongoDB

MongoDB is built for change, empowering our customers and our people to innovate at the speed of the market. We have redefined the data platform for the AI era, enabling builders to create, transform, and disrupt industries with software. MongoDB’s unified data platform, the most widely available, globally distributed data platform on the market, helps organizations modernize legacy workloads, embrace innovation, and unleash AI. Our cloud-native platform, MongoDB Atlas, is the only globally distributed, multi-cloud data platform and is available across AWS, Google Cloud, and Microsoft Azure.

With offices worldwide and over 67,000 customers, including 75% of the Fortune 100 and AI-native startups, relying on MongoDB for their most important applications, we’re powering the next era of software.

Our compass at MongoDB is our Leadership Commitment, guiding how and why we make decisions, show up for each other, and win. It’s what makes us MongoDB. 

To drive the personal growth and business impact of our employees, we’re committed to developing a supportive and enriching culture for everyone. From employee affinity groups, to fertility assistance and a generous parental leave policy, we value our employees’ wellbeing and want to support them along every step of their professional and personal journeys. Learn more about what it’s like to work at MongoDB, and help us make an impact on the world!

MongoDB is committed to providing any necessary accommodations for individuals with disabilities within our application and interview process. To request an accommodation due to a disability, please inform your recruiter.

MongoDB is an equal opportunities employer.

Req ID: 2273491237

Similar Jobs at MongoDB

One Month Ago
Easy Apply
Remote or Hybrid
Easy Apply
Senior level
Senior level
Big Data • Cloud • Software • Database
Leads end-to-end enterprise data migration engagements from relational and NoSQL platforms to MongoDB. Designs CDC and streaming pipelines, manages migration planning, validation, and production cutovers, advises customer technical and executive stakeholders, supports presales, and develops AI-assisted migration tooling, playbooks, and reference architectures.
Top Skills: Ai AgentsAmazon DocumentdbApache CassandraAtlas Stream ProcessingAWSAzureAzure Cosmos DbC#Cluster-To-Cluster SyncConfluent PlatformDebeziumFlinkGCPGoJavaKafkaLlmsMongoDBMySQLNode.jsOraclePostgresPythonRelational MigratorSparkSQL Server
One Month Ago
Easy Apply
Remote or Hybrid
Easy Apply
Senior level
Senior level
Big Data • Cloud • Software • Database
Lead technical pre-sales engagements by designing scalable MongoDB-based architectures, advising customers, conducting discovery, demos, proofs of value, presentations, sizing, and documentation. Partner with sales teams on account strategy, generate demand through technical initiatives and events, build customer champions, provide feedback to product teams, and mentor solutions consulting colleagues. The role is remote in Germany and requires travel up to 25%.
Top Skills: Apache KafkaAWSCC#C++DevOpsGenerative AiGCPJavaKubernetesMicroservicesAzureMongoDBMongodb AtlasNode.jsPythonRagSQL
One Month Ago
Easy Apply
Remote or Hybrid
Easy Apply
Senior level
Senior level
Big Data • Cloud • Software • Database
Design scalable MongoDB-based applications and infrastructure, advise customers on architecture and optimization, deliver technical discovery, demos, proofs of value, presentations, sizing, and documentation, and partner with sales teams throughout the deal cycle. Generate demand through technical initiatives and events, build customer relationships, mentor colleagues, and provide product feedback. The role is remote in Germany, requires German fluency, and includes up to 25% travel.
Top Skills: Apache KafkaAWSCC#C++DevOpsGenerative AiGCPJavaKubernetesMicroservicesAzureMongoDBNode.jsPythonRagSQL

What you need to know about the Ottawa Tech Scene

The capital city of Canada and the nation's fourth-largest urban area, Ottawa has proven a rapidly growing global tech hub. With over 1,800 tech companies, many of which are leaders in their sectors, the city's tech talent now makes up more than 13 percent of its total workforce. This growth is driven not only by the big players like UL Solutions and Dropbox, but also by a thriving startup ecosystem, as new businesses emerge to follow in the footsteps of those that came before them.

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account