Product Engineer

hyperexponential

. Take customer problems from discovery to production within a pod .

Posted 11/11/2026full-timeLondon • United KingdomMid-LevelSenior💰 PLN 350,000 - PLN 430,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in building and shipping production systems end-to-end, with a strong focus on testing, observability, and performance. Capable of collaborating effectively with cross-functional teams and making informed decisions in ambiguous situations.

Highest-signal resume keywords

Production Systems DevelopmentTesting And Observability DesignPolyglot Environment ExperienceAI Tools UtilizationStrong Systems Experience

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

RustC/C++PythonEnd-To-End DevelopmentSystem DesignMonitoringIterationComplex Behaviour TestingIncremental ImprovementResource Efficiency

Soft Skills

Decision-Making Under AmbiguityCollaborationCustomer EngagementAccountabilityAdaptability

Industry Keywords

Production SystemsAI AgentsCodebase IntegrationNon-Technical Stakeholder EngagementBackground Checks

Tech Stack

Tools & technologies

PythonRustC++

About the role

Key responsibilities & impact

Take customer problems from discovery to production within a pod
Engage directly with customers, frame problems, and ship incremental improvements based on customer feedback
Direct AI agents to draft implementation, tests, and migrations; review, integrate, and harden the output
Design and deliver robust production systems with attention to correctness, performance, and resource efficiency
Build tests and observability to make complex behaviour safe to evolve
Work across the codebase, including front end, back end, data, and infrastructure
Move between pods, problems, and streams as priorities change
Ramp up quickly on unfamiliar domains and codebases
Take accountability for outcomes, raise risks early, and make decisions rather than escalate
Collaborate within small pods, value streams, and with embedded product and design partners

Requirements

What you’ll need

Built and shipped production systems end-to-end, from design through rollout, monitoring, and iteration
Experience designing testing and observability for complex behaviour
Experience working effectively in a polyglot environment
Ability to pick up unfamiliar languages, domains, and codebases quickly
Strong systems experience; Rust, C/C++, or Python valued
Experience shipping outside your strongest layer of the stack, including front end, data, or infrastructure
Experience using AI tools as a serious part of the development process
Product and design judgement applied to engineering work
Ability to make decisions under ambiguity and own outcomes
Comfortable working directly with non-technical stakeholders
Background checks conducted as part of the hiring process
Legal right to work in the country where the role is based

Benefits

Comp & perks

£5,000 training and conference budget for individual and group development
25 days of holiday plus 8 bank holidays (33 days total)
Company pension scheme via Penfold
Mental health support and therapy via Spectrum.life
Individual wellbeing allowance via Juno
Private healthcare insurance through AXA
Income protection and Life Insurance
Hybrid working model with 2–3 days per week in the office