• Develop and evolve customer information management and data aggregation capabilities using data from internal systems and external registries • Design, implement, and maintain scalable backend services using Java Spring, with event-driven integrations leveraging Kafka • Define and implement microservices architecture and API integration strategies, aligned with TM Forum specifications • Lead database design, performance tuning, and optimization using Hibernate and PostgreSQL • Collaborate with cross-functional teams across Telia’s BSS landscape to align technical solutions with business objectives • Provide technical guidance, promote best practices, and perform code reviews to ensure high-quality deliverables • Ensure compliance with security, reliability, and operational standards throughout the software development lifecycle • Coordinate cross-team project activities and perform system maintenance to ensure continuous service reliability

The Application Modernization Platform (AMP) team is tackling one of the industry's most critical challenges: leveraging Generative AI to transform rigid, legacy applications into modern, microservices-based architectures powered by MongoDB. A core difficulty in legacy code transformation is guaranteeing the equivalence of the new application's business logic, ensuring it operates smoothly and efficiently with the new MongoDB data ecosystems in a reliable and scalable manner. The success of this mission heavily relies on the essential tools developed by the CodeGen team. We are looking for an experienced Senior Lead Software Engineer with a strong background in database ecosystem, reshaping complex large-scale services and team leadership. You will lead a talented team building a complex product suite using GenAI capabilities. The ideal candidate is a hands-on technical leader who can drive architectural decisions, mentor engineers, and collaborate closely with product management to deliver a product that solves our customers' most challenging application transformation problems. This role will be based in North America west coast, and offers a hybrid working model. The ideal candidate for this role will have - 10+ years of software development and operations experience, with a focus on building platforms and distributable software infrastructure - 2+ years of experience leading, coaching, and mentoring a team of software engineers to achieve high-impact results - Extensive product experience in building enterprise-grade analytics systems for data streaming or data tooling - Extensive experience with relational and document data modeling and hands-on experience with at least one SQL database (Postgres, MySQL, etc) and at least one document database (e.g. MongoDB) - Having experience in using GenAI in building complex large-scale systems, and knowing what GenAI is best suited to do, is a plus - Curiosity, a positive attitude, and a drive to continue learning - Excellent verbal and written communication skills - Excellent time and project management skills including the ability to make realistic assessments of project cost and complexity Position Expectations - Provide technical leadership and mentorship to a team of engineers, fostering a culture of innovation, quality, and continuous improvement - Drive the architectural vision and long-term technical roadmap for the Code Gen product suite, ensuring it is scalable, reliable, and performant - Collaborate closely with Product Managers and other stakeholders to define product features and translate business requirements into robust technical designs - Lead the design and implementation of complex, mission-critical components of AMP’s code transformation toolset - Champion and enforce engineering best practices through design reviews, code reviews, and by setting a high standard for quality and operational excellence - Act as a hands-on leader, guiding the team through complex technical challenges and contributing to the codebase where necessary Success MeasuresWithin the first three months, you will have: - Fully ramped up on our architecture, business domain, and team processes - Establish yourself as the technical leader within the team, actively driving technical discussions, design reviews, and planning for the product roadmap - Begin mentoring team members and building strong collaborative relationships with your product counterparts Within six months, you will have: - Successfully led the team to deliver a major feature or product release - Made significant contributions to the architectural roadmap and started influencing the technical direction of adjacent teams - Established a clear rhythm of execution and a high-performing culture within your team Within 12 months, you will have: - Become recognized as the go-to technical expert for the code transformation domain at MongoDB - Delivered large-scale features across the entire tech stack that have a measurable impact on our customers and business - Played a crucial role in recruiting, hiring, and growing the engineering team About MongoDBMongoDB is built for change, empowering our customers and our people to innovate at the speed of the market. We have redefined the database for the AI era, enabling innovators to create, transform, and disrupt industries with software. MongoDB’s unified database platform, the most widely available, globally distributed database 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 database and is available across AWS, Google Cloud, and Microsoft Azure. With offices worldwide and over 60,000 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, Inc. provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type and makes all hiring decisions without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. REQ ID: 1273362479 MongoDB’s base salary range for this role is posted below. Compensation at the time of offer is unique to each candidate and based on a variety of factors such as skill set, experience, qualifications, and work location. Salary is one part of MongoDB’s total compensation and benefits package. Other benefits for eligible employees may include: equity, participation in the employee stock purchase program, flexible paid time off, 20 weeks fully-paid gender-neutral parental leave, fertility and adoption assistance, 401(k) plan, mental health counseling, access to transgender-inclusive health insurance coverage, and health benefits offerings. Please note, the base salary range listed below and the benefits in this paragraph are only applicable to U.S.-based candidates. MongoDB’s base salary range for this role in the U.S. is: $151,000—$297,000 USD

• Develop end-to-end features (frontend and backend) autonomously, ensuring efficient integration between user interfaces and APIs. • Analyze and resolve medium to high complexity issues independently, using sound debugging and investigation practices. • Actively contribute to technical estimates and refinements, offering critical insight into implementation feasibility and timelines. • Write clean, testable, and maintainable code, following the architectural standards defined by the Chapter Leader and Architecture team. • Participate collaboratively in code reviews, focusing on maintaining team standards and promoting mutual learning. • Support the technical growth of Junior Developers and Interns by sharing knowledge and assisting in day-to-day tasks. • Work closely with Product Owners, QAs, and other developers to ensure the technical solution meets business needs. • Actively participate in team ceremonies (daily stand-ups, retrospectives, planning sessions), suggesting improvements to development processes and the squad's agility.

• Demonstrate strong working knowledge, skills, and understanding of practices for complex programs and initiatives demonstrating creativity and substantial understanding of specialized techniques, processes, procedures. • Troubleshoot issues and problems of medium complexity for major software applications; break down complex tasks, make reasonable decisions, investigate and fix bugs, and operate independently. • Initiate independent designs that impact and influence the department’s delivery and approach. • Lead reviewing design alternatives, problems, and solutions with an eye on limiting the need for later problem solving. • Consistently influence and make significant decisions within a project, demonstrating good judgment in selecting methods and techniques for obtaining solutions based in a solid understanding of business strategy and best practices with minimal instructions for difficult or unpredictable situations. • Contribute individual capabilities to the achievement of group objectives, and work effectively with others in a group setting. This includes mentoring, coaching, and technical guidance for junior members of the team. • Build successful internal and external partnerships with peers, SMEs, stakeholders, and decision-makers. • Communicate clear and concise project plans/designs and status updates for a project. • Ability to work nights and/or weekends, as needed.