Software Engineer (Python/AWS)

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Adtran is seeking a Senior Software Engineer with strong Python and AWS experience to join our team. You'll work on Intellifi®, a cloud-based SaaS platform for Internet service providers that helps manage, optimize, and monetize their services. Our team builds the intelligence behind network observability - collecting and analyzing observations from hundreds of thousands of devices in real-time and batch pipelines to power home network troubleshooting and automatic network issue detection. We work mainly with Python and AWS serverless, with a pinch of other languages when needed.

You will be part of a cross-functional Scrum team based in Poland, Gdynia. As a senior engineer you will own features end-to-end: understanding the business problem, designing the solution with product and the team, and driving it through to production. This role is ideal for someone who measures success by outcomes and who takes initiative to drive progress.

• Own features from business need to production, including requirements, design, delivery, and follow-up
• Design and implement services across the platform, including network observability, troubleshooting, and large-scale device operations
• Work directly with product management, architects, and business stakeholders to clarify goals, scope, and priorities
• Review designs and implementations for technical quality and fit with the business goal
• Actively contribute to good engineering practices within the team
• Mentor less experienced engineers

• Bachelor's degree in Computer Science, Engineering, or a related field
• At least 6 years of software development experience
• Expertise in Python and building services on AWS (Lambda, Fargate, DynamoDB, SQS, SNS, S3)
• Proven track record of delivering features from early concept to production, in collaboration with product and business stakeholders
• Solid system design skills: able to turn a business problem into a technical solution
• Strong analytical skills, a sense of ownership, and clear, direct communication
• Proficiency in Polish (C1) and English (B2)
• Experience as a tech lead or leading initiatives involving multiple engineers
• Experience in a client-facing engineering role
• Experience with Java (incl. virtual threads)
• Familiarity with IaC (AWS CDK, CloudFormation), CI/CD, and observability tools
• Familiarity with OpenSearch
• Experience in SaaS, telecom, or networking products

• Stable employment conditions based on an employment contract (turnover rate below 4%)
• 1 additional vacation day for all, and 1 extra after 10 years with us
• Flexible working hours and hybrid work (presence in the office in Gdynia 3 days a week)
• English lessons during working hours
• Internal training program to support your training needs
• Paid employee referral program
• Multisport Card
• 3% employer contribution to PPK
• Private Health Care at Medicover (extended package for employees and possibility to enroll family members)
• Strong team-oriented and friendly work culture
• Access to various sports activities and events
• Modern office close to the SKM/PKM stations