Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Web performance at the ONS
Search
Matt Jukes
May 11, 2016
Technology
0
37
Web performance at the ONS
Talk at CX for Bristol Web Performance group
Matt Jukes
May 11, 2016
Tweet
Share
More Decks by Matt Jukes
See All by Matt Jukes
Roadmaps and Missions for the Scottish Digital Academy
jukesie
0
1.2k
A ChatGTP Christmas Quiz
jukesie
0
350
Jukes - User Manual
jukesie
0
140
my adidas
jukesie
1
400
This is a team sport
jukesie
0
460
Working in the open works
jukesie
1
70
Digital is a team sport
jukesie
0
600
The importance of being open
jukesie
1
87
The Wrong Users?
jukesie
0
600
Other Decks in Technology
See All in Technology
AI時代だからこそ考える、僕らが本当につくりたいスクラムチーム / A Scrum Team we really want to create in this AI era
takaking22
8
4.2k
これがLambdaレス時代のChatOpsだ!実例で学ぶAmazon Q Developerカスタムアクション活用法
iwamot
PRO
6
1k
綺麗なデータマートをつくろう_データ整備を前向きに考える会 / Let's create clean data mart
brainpadpr
3
450
Vibe Coding Year in Review. From Karpathy to Real-World Agents by Niels Rolland, CEO Paatch
vcoisne
0
130
Exadata Database Service on Dedicated Infrastructure(ExaDB-D) UI スクリーン・キャプチャ集
oracle4engineer
PRO
3
5.5k
サイバーエージェント流クラウドコスト削減施策「みんなで金塊堀太郎」
kurochan
0
300
Oracle Base Database Service 技術詳細
oracle4engineer
PRO
11
80k
Escaping_the_Kraken_-_October_2025.pdf
mdalmijn
0
170
なぜAWSを活かしきれないのか?技術と組織への処方箋
nrinetcom
PRO
4
800
速習AGENTS.md:5分で精度を上げる "3ブロック" テンプレ
ismk
6
1.1k
CoRL 2025 Survey
harukiabe
0
170
生成AIとM5Stack / M5 Japan Tour 2025 Autumn 東京
you
PRO
0
250
Featured
See All Featured
Building Better People: How to give real-time feedback that sticks.
wjessup
369
20k
Exploring the Power of Turbo Streams & Action Cable | RailsConf2023
kevinliebholz
34
6.1k
The Pragmatic Product Professional
lauravandoore
36
6.9k
Why You Should Never Use an ORM
jnunemaker
PRO
59
9.6k
The Art of Delivering Value - GDevCon NA Keynote
reverentgeek
15
1.7k
StorybookのUI Testing Handbookを読んだ
zakiyama
31
6.2k
The Straight Up "How To Draw Better" Workshop
denniskardys
238
140k
Connecting the Dots Between Site Speed, User Experience & Your Business [WebExpo 2025]
tammyeverts
9
590
Building an army of robots
kneath
306
46k
Java REST API Framework Comparison - PWX 2021
mraible
33
8.9k
Build your cross-platform service in a week with App Engine
jlugia
232
18k
Code Review Best Practice
trishagee
72
19k
Transcript
ONS.GOV.UK WHY PERFORMANCE MATTERS AT MATT JUKES HEAD OF
PRODUCT @JUKESIE
@jukesie 1. BACKGROUND 2. WHY WE CARED 3. WHAT WE
DID 4. QUESTIONS
@jukesie 1. BACKGROUND 2. WHY WE CARED 3. WHAT WE
DID 4. QUESTIONS
@jukesie THE UK'S LARGEST INDEPENDENT PRODUCER OF OFFICIAL STATISTICS.
@jukesie APPROXIMATELY 500,000 VISITORS TO THE WEBSITE PER MONTH.
@jukesie 20% OF TRAFFIC COMES FROM MOBILE DEVICES.
@jukesie 65% OF TRAFFIC (AND RISING) COMES VIA GOOGLE.
@jukesie LIST OF MOST POPULAR BABY NAMES IS OUR MOST
VIEWED RELEASE.
@jukesie TERMS RELATED TO INFLATION MAKE UP EIGHT OF OUR
TOP TEN SEARCH TERMS.
@jukesie “..it [the ONS website] is a national embarrassment.” @timharford
None
@jukesie 1. BACKGROUND 2. WHY WE CARED 3. WHAT WE
DID 4. QUESTIONS
@jukesie TL;DL
@jukesie BECAUSE I SAID SO :)
@jukesie ALWAYS PUT OUR USERS FIRST We always start with
our users. We ask, observe, analyse and act based on their needs. We don’t make assumptions. We don’t listen to the loudest voices. We are not swayed by internal politics. We have empathy for our users. We are their voice internally.
@jukesie WE BELIEVED PERFORMANCE WOULD IMPROVE THE USER EXPERIENCE.
@jukesie AUTOMATED TOOLS DON’T TELL THE WHOLE STORY. WE NEEDED
TO SPEAK TO (AND OBSERVE) OUR USERS.
@jukesie BROWSERS WERE OFTEN ‘HARDENED’ OR IN ‘COMPATIBILITY’ MODE SO
DID NOT PERFORM AS EXPECTED.
@jukesie LOCAL NETWORKS WERE MUCH SLOWER THAN WE EXPECTED AT
MANY LOCATIONS.
@jukesie THE ONS WEBSITE WAS ONE STOP IN A LONGER
WORKFLOW FOR MANY USERS..
@jukesie ..IF IT WAS SLOW IT SLOWED DOWN THEIR ENTIRE
DAY.
@jukesie PERFORMANCE WAS NOT SOMETHING THEY COMPAINED ABOUT BUT IMPROVING
IT IMPROVED THEIR EXPERIENCE.
@jukesie 1. BACKGROUND 2. WHY WE CARED 3. WHAT WE
DID 4. QUESTIONS
@jukesie NO DECORATIONS.
@jukesie NO DECORATIONS. CHARTS, DATA VISUALISATIONS.
@jukesie NO DECORATIONS. CHARTS, TABLES, DATA VISUALISATIONS. STOCK PHOTOS.
@jukesie MINIMISED RELIANCE ON THIRD PARTY TOOLS (JUST GOOGLE ANALYTICS)
@jukesie FOCUSED ON THE ‘PERCEIVED PERFORMANCE’ AS WELL AS
REALITY.
@jukesie DESIGNERS/ TYPOGRAPHERS TURN AWAY NOW…
@jukesie THE SITE LOADS NO WEB FONTS - IT USES
THE BROWSERS DEFAULT SANS-SERIF
@jukesie THIS WAS A MISTAKE BUT THE PERFORMANCE IMPROVED AND
(WHISPER IT) NOBODY NOTICED*.
@jukesie TECHNICAL ‘STUFF’.
@jukesie 1. BACKGROUND 2. WHY WE CARED 3. WHAT WE
DID 4. QUESTIONS
@jukesie THANKS.