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  • Reduce AWS Costs
    Fix Backend Performance
  • AI-Assisted Delivery
    Systems Engineers in Control
  • Integrate AI Into
    Your Existing Stack
  • Cloud Spend Climbing
    We Find the Waste
  • Legacy Blocking Deploys
    Serverless Done Right

We work with

  • SaaS companies moving from MVP to serious growth
  • Engineering teams seeing AWS bills rise faster than revenue—including AI/inference spend
  • Startups where APIs or workers fail under production traffic
  • CTOs modernizing legacy backends toward Lambda, event-driven design, and production AI
  • Product and platform leads who want AI features inside existing systems—not a parallel stack

Clients

Organizations we have supported with AWS, serverless, backend APIs, and production systems engineering.

EDF Energy
The Student Room
VMware
Allstate Insurance
International Airlines Group
Interactive Investor
Fantastic Thinking
InTouch Solutions
Calabash
Infinity Systems
Call One
CI Solutions

Representative case studies

Anonymized examples reflecting common engagement patterns. Your architecture and numbers will differ; the approach is the same.

B2B SaaS — runaway Lambda + AI spend

Problem. Monthly AWS spend jumped 3x after a traffic milestone. Lambda concurrency, API Gateway, outbound data, and a new inference path dominated; no single owner for cost.

Solution. Cost audit with AI-assisted inventory across accounts, concurrency and memory tuning, API caching, async offload for model calls, and removal of redundant cross-region traffic.

Result. ~32% infrastructure cost reduction within one billing cycle; p95 API latency improved ~40% from fewer duplicate and blocking AI calls.

Growth-stage API — timeouts at peak

Problem. Core Go service looked fine in staging but 5xx and tail latency spiked under production concurrency—including synchronous calls to an LLM on hot paths.

Solution. Production profiling, query and batching fixes, bounded worker pools, and queue-backed AI offload so inference no longer sat on the request path.

Result. p99 latency ~60% lower at peak; error rate dropped below prior SLO; team gained a repeatable load profile for releases.

Legacy monolith — AI feature stuck in a prototype

Problem. Single deployable blocked feature teams; an AI prototype lived outside the main system and could not meet reliability or cost expectations.

Solution. Strangled high-churn domains into Lambda handlers and event buses; wired the AI path into queues with budgets and observability alongside the transactional core.

Result. Deploy frequency moved from bi-weekly to multiple times per week for migrated surfaces; AI feature reached production with predictable cost and on-call ownership.

When cost, latency, or AI in production breaks, you need systems engineers—not a generic AI demo shop

Tell us about your stack, AWS footprint, AI usage, and what production is doing under load. We respond with a scoped review or audit plan.

Frequently asked questions

What does Ciphergram do?

Ciphergram is a specialist backend systems consultancy. We help SaaS companies reduce AWS costs, improve backend performance, modernize with serverless architecture, and integrate AI into existing production systems—using Go, AWS Lambda, and AI-assisted engineering.

How do you use AI in your work?

Two ways. First, AI-assisted delivery: we use AI to accelerate codebase analysis, scaffolding, and migration diffs while senior engineers own architecture, review, and production risk. Second, AI systems integration: we wire LLMs and inference into your existing AWS backends with cost, latency, and reliability controls.

Who do you work best with?

SaaS teams scaling past MVP, engineering organizations with rising AWS or AI bills, startups seeing production performance issues, and CTOs adding production AI to legacy or serverless backends.

What is an AWS cost optimization audit?

A fixed-scope review of how your AWS bill maps to workloads: Lambda, API Gateway, compute, networking, storage, and AI/inference spend when in scope. You get a prioritized list of changes with expected savings and risk notes.

How do engagements begin?

Most teams start with a backend systems review or a cost and performance audit. We clarify scope, access needs, AI usage, and success metrics before work starts.

Request a backend systems review

Share your stack, symptoms, AWS context, and any AI features in flight. We reply with next steps for a cost analysis, performance audit, serverless migration, or AI integration assessment—usually within one business day.

No spam. We may ask one clarifying round by email before proposing scope.

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