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Design a system. Diagnose tail latency. Ship a migration. Recover a failed rollout. Pick a focused ticket or follow a project through its delivery phases.
1380 tickets · 138 projects · 26 engineering fields · Four difficulty levels
Field counts and the engineering field filter use each project's primary field. Estimated ticket labels can span multiple fields.
50 matching tickets · Page 1 of 5
A synthetic device length reads as 512 instead of 2 because endpoints disagree on byte order. Specify and implement the format.
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An untrusted length prefix causes a large allocation. Validate declared size before reserving payload storage.
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Corrupted readings reach the dashboard because checksum failures are warnings only. Gate payload dispatch on verification.
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A single frame split across reads is discarded as malformed. Maintain incremental parser state.
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One damaged length prevents decoding all later frames. Recover at a documented sync marker without trusting random payload bytes.
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A sender transmits a header and stops, pinning a receive buffer indefinitely. Add an injected idle timer.
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Sequence 0 after 65535 is rejected as old, while delayed frames sometimes overwrite current readings. Define a bounded modular-order window.
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Parsing outruns downstream processing and queues grow indefinitely. Bound accepted-frame buffering.
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Bytes from a previous connection combine with a new header after reconnect. Clear session-owned parsing state.
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Debug logs contain complete sensor payloads even when only corruption rates are needed. Emit bounded categories.
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Moving the emulator wall clock backward extends a running job forever. Measure elapsed timeout against monotonic time.
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A zero interval creates an immediate callback loop. Enforce a documented supported interval range.
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5 matching projects · Page 1 of 1
Decode bounded byte streams and recover serial-link framing errors in software.
Schedule noncritical local maintenance jobs across clock changes, cancellation and restart.
Persist synthetic gateway events in a bounded software flash emulator.
Stage, validate and switch synthetic software images in an A/B slot emulator.
Deliver and acknowledge bounded synthetic configuration changes through a local gateway emulator.
Practice scoped changes, keep a portable implementation and verification record, and learn to explain operational tradeoffs. Choose a ticket whose prerequisites you can provide.
Use realistic work to structure onboarding, internal practice, and conversations about engineering decisions. Each project names the delivery benefit. Agree scope and compensation before requesting company-specific work.
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